diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2018-06-12 11:56:20 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-06-12 11:56:21 +0100 |
| commit | 5eca450b2ec219c4256062bfb5498c726c1ed0a4 (patch) | |
| tree | 63bbbeb6fe3e21017c07eced27ee5ba34dc2d550 | |
| parent | 6e3bd769916e643d371882da1bda5fbd453d3c3b (diff) | |
| parent | c7883412440905b41dde7e70f4af782932e80e90 (diff) | |
| download | qemu-5eca450b2ec219c4256062bfb5498c726c1ed0a4.zip qemu-5eca450b2ec219c4256062bfb5498c726c1ed0a4.tar.gz qemu-5eca450b2ec219c4256062bfb5498c726c1ed0a4.tar.bz2 | |
Merge remote-tracking branch 'remotes/ehabkost/tags/python-next-pull-request' into staging
Python queue, 2018-06-11
* Make code compatible with Python 3 using 'futurize --stage1'
* Require Python >= 2.7 and remove Python 2.6 compatibility
modules
# gpg: Signature made Mon 11 Jun 2018 18:41:26 BST
# gpg: using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6
* remotes/ehabkost/tags/python-next-pull-request:
python: Remove scripts/ordereddict.py
python: Remove scripts/argparse.py
configure: Require Python 2.7 or newer
python: futurize -f lib2to3.fixes.fix_numliterals
python: futurize -f lib2to3.fixes.fix_except
python: futurize -f lib2to3.fixes.fix_renames
python: futurize -f lib2to3.fixes.fix_tuple_params
python: futurize -f lib2to3.fixes.fix_reduce
python: futurize -f lib2to3.fixes.fix_standarderror
python: futurize -f lib2to3.fixes.fix_has_key
python: futurize -f libfuturize.fixes.fix_next_call
python: futurize -f libfuturize.fixes.fix_absolute_import
python: futurize -f libfuturize.fixes.fix_print_with_import
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
46 files changed, 341 insertions, 2844 deletions
@@ -567,7 +567,6 @@ $(SRC_PATH)/scripts/qapi/types.py \ $(SRC_PATH)/scripts/qapi/visit.py \ $(SRC_PATH)/scripts/qapi/common.py \ $(SRC_PATH)/scripts/qapi/doc.py \ -$(SRC_PATH)/scripts/ordereddict.py \ $(SRC_PATH)/scripts/qapi-gen.py qga/qapi-generated/qga-qapi-types.c qga/qapi-generated/qga-qapi-types.h \ @@ -1651,8 +1651,8 @@ fi # Note that if the Python conditional here evaluates True we will exit # with status 1 which is a shell 'false' value. -if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6))'; then - error_exit "Cannot use '$python', Python 2 >= 2.6 or Python 3 is required." \ +if ! $python -c 'import sys; sys.exit(sys.version_info < (2,7))'; then + error_exit "Cannot use '$python', Python 2 >= 2.7 or Python 3 is required." \ "Use --python=/path/to/python to specify a supported Python." fi diff --git a/scripts/analyse-9p-simpletrace.py b/scripts/analyse-9p-simpletrace.py index 3c3dee4..710e01a 100755 --- a/scripts/analyse-9p-simpletrace.py +++ b/scripts/analyse-9p-simpletrace.py @@ -3,6 +3,7 @@ # Usage: ./analyse-9p-simpletrace <trace-events> <trace-pid> # # Author: Harsh Prateek Bora +from __future__ import print_function import os import simpletrace @@ -79,135 +80,135 @@ symbol_9p = { class VirtFSRequestTracker(simpletrace.Analyzer): def begin(self): - print "Pretty printing 9p simpletrace log ..." + print("Pretty printing 9p simpletrace log ...") def v9fs_rerror(self, tag, id, err): - print "RERROR (tag =", tag, ", id =", symbol_9p[id], ", err = \"", os.strerror(err), "\")" + print("RERROR (tag =", tag, ", id =", symbol_9p[id], ", err = \"", os.strerror(err), "\")") def v9fs_version(self, tag, id, msize, version): - print "TVERSION (tag =", tag, ", msize =", msize, ", version =", version, ")" + print("TVERSION (tag =", tag, ", msize =", msize, ", version =", version, ")") def v9fs_version_return(self, tag, id, msize, version): - print "RVERSION (tag =", tag, ", msize =", msize, ", version =", version, ")" + print("RVERSION (tag =", tag, ", msize =", msize, ", version =", version, ")") def v9fs_attach(self, tag, id, fid, afid, uname, aname): - print "TATTACH (tag =", tag, ", fid =", fid, ", afid =", afid, ", uname =", uname, ", aname =", aname, ")" + print("TATTACH (tag =", tag, ", fid =", fid, ", afid =", afid, ", uname =", uname, ", aname =", aname, ")") def v9fs_attach_return(self, tag, id, type, version, path): - print "RATTACH (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "})" + print("RATTACH (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "})") def v9fs_stat(self, tag, id, fid): - print "TSTAT (tag =", tag, ", fid =", fid, ")" + print("TSTAT (tag =", tag, ", fid =", fid, ")") def v9fs_stat_return(self, tag, id, mode, atime, mtime, length): - print "RSTAT (tag =", tag, ", mode =", mode, ", atime =", atime, ", mtime =", mtime, ", length =", length, ")" + print("RSTAT (tag =", tag, ", mode =", mode, ", atime =", atime, ", mtime =", mtime, ", length =", length, ")") def v9fs_getattr(self, tag, id, fid, request_mask): - print "TGETATTR (tag =", tag, ", fid =", fid, ", request_mask =", hex(request_mask), ")" + print("TGETATTR (tag =", tag, ", fid =", fid, ", request_mask =", hex(request_mask), ")") def v9fs_getattr_return(self, tag, id, result_mask, mode, uid, gid): - print "RGETATTR (tag =", tag, ", result_mask =", hex(result_mask), ", mode =", oct(mode), ", uid =", uid, ", gid =", gid, ")" + print("RGETATTR (tag =", tag, ", result_mask =", hex(result_mask), ", mode =", oct(mode), ", uid =", uid, ", gid =", gid, ")") def v9fs_walk(self, tag, id, fid, newfid, nwnames): - print "TWALK (tag =", tag, ", fid =", fid, ", newfid =", newfid, ", nwnames =", nwnames, ")" + print("TWALK (tag =", tag, ", fid =", fid, ", newfid =", newfid, ", nwnames =", nwnames, ")") def v9fs_walk_return(self, tag, id, nwnames, qids): - print "RWALK (tag =", tag, ", nwnames =", nwnames, ", qids =", hex(qids), ")" + print("RWALK (tag =", tag, ", nwnames =", nwnames, ", qids =", hex(qids), ")") def v9fs_open(self, tag, id, fid, mode): - print "TOPEN (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ")" + print("TOPEN (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ")") def v9fs_open_return(self, tag, id, type, version, path, iounit): - print "ROPEN (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")" + print("ROPEN (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")") def v9fs_lcreate(self, tag, id, dfid, flags, mode, gid): - print "TLCREATE (tag =", tag, ", dfid =", dfid, ", flags =", oct(flags), ", mode =", oct(mode), ", gid =", gid, ")" + print("TLCREATE (tag =", tag, ", dfid =", dfid, ", flags =", oct(flags), ", mode =", oct(mode), ", gid =", gid, ")") def v9fs_lcreate_return(self, tag, id, type, version, path, iounit): - print "RLCREATE (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")" + print("RLCREATE (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")") def v9fs_fsync(self, tag, id, fid, datasync): - print "TFSYNC (tag =", tag, ", fid =", fid, ", datasync =", datasync, ")" + print("TFSYNC (tag =", tag, ", fid =", fid, ", datasync =", datasync, ")") def v9fs_clunk(self, tag, id, fid): - print "TCLUNK (tag =", tag, ", fid =", fid, ")" + print("TCLUNK (tag =", tag, ", fid =", fid, ")") def v9fs_read(self, tag, id, fid, off, max_count): - print "TREAD (tag =", tag, ", fid =", fid, ", off =", off, ", max_count =", max_count, ")" + print("TREAD (tag =", tag, ", fid =", fid, ", off =", off, ", max_count =", max_count, ")") def v9fs_read_return(self, tag, id, count, err): - print "RREAD (tag =", tag, ", count =", count, ", err =", err, ")" + print("RREAD (tag =", tag, ", count =", count, ", err =", err, ")") def v9fs_readdir(self, tag, id, fid, offset, max_count): - print "TREADDIR (tag =", tag, ", fid =", fid, ", offset =", offset, ", max_count =", max_count, ")" + print("TREADDIR (tag =", tag, ", fid =", fid, ", offset =", offset, ", max_count =", max_count, ")") def v9fs_readdir_return(self, tag, id, count, retval): - print "RREADDIR (tag =", tag, ", count =", count, ", retval =", retval, ")" + print("RREADDIR (tag =", tag, ", count =", count, ", retval =", retval, ")") def v9fs_write(self, tag, id, fid, off, count, cnt): - print "TWRITE (tag =", tag, ", fid =", fid, ", off =", off, ", count =", count, ", cnt =", cnt, ")" + print("TWRITE (tag =", tag, ", fid =", fid, ", off =", off, ", count =", count, ", cnt =", cnt, ")") def v9fs_write_return(self, tag, id, total, err): - print "RWRITE (tag =", tag, ", total =", total, ", err =", err, ")" + print("RWRITE (tag =", tag, ", total =", total, ", err =", err, ")") def v9fs_create(self, tag, id, fid, name, perm, mode): - print "TCREATE (tag =", tag, ", fid =", fid, ", perm =", oct(perm), ", name =", name, ", mode =", oct(mode), ")" + print("TCREATE (tag =", tag, ", fid =", fid, ", perm =", oct(perm), ", name =", name, ", mode =", oct(mode), ")") def v9fs_create_return(self, tag, id, type, version, path, iounit): - print "RCREATE (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")" + print("RCREATE (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, iounit =", iounit, ")") def v9fs_symlink(self, tag, id, fid, name, symname, gid): - print "TSYMLINK (tag =", tag, ", fid =", fid, ", name =", name, ", symname =", symname, ", gid =", gid, ")" + print("TSYMLINK (tag =", tag, ", fid =", fid, ", name =", name, ", symname =", symname, ", gid =", gid, ")") def v9fs_symlink_return(self, tag, id, type, version, path): - print "RSYMLINK (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "})" + print("RSYMLINK (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "})") def v9fs_flush(self, tag, id, flush_tag): - print "TFLUSH (tag =", tag, ", flush_tag =", flush_tag, ")" + print("TFLUSH (tag =", tag, ", flush_tag =", flush_tag, ")") def v9fs_link(self, tag, id, dfid, oldfid, name): - print "TLINK (tag =", tag, ", dfid =", dfid, ", oldfid =", oldfid, ", name =", name, ")" + print("TLINK (tag =", tag, ", dfid =", dfid, ", oldfid =", oldfid, ", name =", name, ")") def v9fs_remove(self, tag, id, fid): - print "TREMOVE (tag =", tag, ", fid =", fid, ")" + print("TREMOVE (tag =", tag, ", fid =", fid, ")") def v9fs_wstat(self, tag, id, fid, mode, atime, mtime): - print "TWSTAT (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ", atime =", atime, "mtime =", mtime, ")" + print("TWSTAT (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ", atime =", atime, "mtime =", mtime, ")") def v9fs_mknod(self, tag, id, fid, mode, major, minor): - print "TMKNOD (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ", major =", major, ", minor =", minor, ")" + print("TMKNOD (tag =", tag, ", fid =", fid, ", mode =", oct(mode), ", major =", major, ", minor =", minor, ")") def v9fs_lock(self, tag, id, fid, type, start, length): - print "TLOCK (tag =", tag, ", fid =", fid, "type =", type, ", start =", start, ", length =", length, ")" + print("TLOCK (tag =", tag, ", fid =", fid, "type =", type, ", start =", start, ", length =", length, ")") def v9fs_lock_return(self, tag, id, status): - print "RLOCK (tag =", tag, ", status =", status, ")" + print("RLOCK (tag =", tag, ", status =", status, ")") def v9fs_getlock(self, tag, id, fid, type, start, length): - print "TGETLOCK (tag =", tag, ", fid =", fid, "type =", type, ", start =", start, ", length =", length, ")" + print("TGETLOCK (tag =", tag, ", fid =", fid, "type =", type, ", start =", start, ", length =", length, ")") def v9fs_getlock_return(self, tag, id, type, start, length, proc_id): - print "RGETLOCK (tag =", tag, "type =", type, ", start =", start, ", length =", length, ", proc_id =", proc_id, ")" + print("RGETLOCK (tag =", tag, "type =", type, ", start =", start, ", length =", length, ", proc_id =", proc_id, ")") def v9fs_mkdir(self, tag, id, fid, name, mode, gid): - print "TMKDIR (tag =", tag, ", fid =", fid, ", name =", name, ", mode =", mode, ", gid =", gid, ")" + print("TMKDIR (tag =", tag, ", fid =", fid, ", name =", name, ", mode =", mode, ", gid =", gid, ")") def v9fs_mkdir_return(self, tag, id, type, version, path, err): - print "RMKDIR (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, err =", err, ")" + print("RMKDIR (tag =", tag, ", qid={type =", type, ", version =", version, ", path =", path, "}, err =", err, ")") def v9fs_xattrwalk(self, tag, id, fid, newfid, name): - print "TXATTRWALK (tag =", tag, ", fid =", fid, ", newfid =", newfid, ", xattr name =", name, ")" + print("TXATTRWALK (tag =", tag, ", fid =", fid, ", newfid =", newfid, ", xattr name =", name, ")") def v9fs_xattrwalk_return(self, tag, id, size): - print "RXATTRWALK (tag =", tag, ", xattrsize =", size, ")" + print("RXATTRWALK (tag =", tag, ", xattrsize =", size, ")") def v9fs_xattrcreate(self, tag, id, fid, name, size, flags): - print "TXATTRCREATE (tag =", tag, ", fid =", fid, ", name =", name, ", xattrsize =", size, ", flags =", flags, ")" + print("TXATTRCREATE (tag =", tag, ", fid =", fid, ", name =", name, ", xattrsize =", size, ", flags =", flags, ")") def v9fs_readlink(self, tag, id, fid): - print "TREADLINK (tag =", tag, ", fid =", fid, ")" + print("TREADLINK (tag =", tag, ", fid =", fid, ")") def v9fs_readlink_return(self, tag, id, target): - print "RREADLINK (tag =", tag, ", target =", target, ")" + print("RREADLINK (tag =", tag, ", target =", target, ")") simpletrace.run(VirtFSRequestTracker()) diff --git a/scripts/analyse-locks-simpletrace.py b/scripts/analyse-locks-simpletrace.py index 101e84d..30090bd 100755 --- a/scripts/analyse-locks-simpletrace.py +++ b/scripts/analyse-locks-simpletrace.py @@ -6,6 +6,7 @@ # Author: Alex Bennée <alex.bennee@linaro.org> # +from __future__ import print_function import os import simpletrace import argparse @@ -77,7 +78,7 @@ if __name__ == '__main__': # Now dump the individual lock stats for key, val in sorted(analyser.mutex_records.iteritems(), - key=lambda (k,v): v["locks"]): + key=lambda k_v: k_v[1]["locks"]): print ("Lock: %#x locks: %d, locked: %d, unlocked: %d" % (key, val["locks"], val["locked"], val["unlocked"])) diff --git a/scripts/analyze-migration.py b/scripts/analyze-migration.py index 88ff4ad..5c2010c 100755 --- a/scripts/analyze-migration.py +++ b/scripts/analyze-migration.py @@ -17,6 +17,7 @@ # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, see <http://www.gnu.org/licenses/>. +from __future__ import print_function import numpy as np import json import os @@ -162,7 +163,7 @@ class RamSection(object): len = self.file.read64() self.sizeinfo[self.name] = '0x%016x' % len if self.write_memory: - print self.name + print(self.name) mkdir_p('./' + os.path.dirname(self.name)) f = open('./' + self.name, "wb") f.truncate(0) @@ -588,7 +589,7 @@ if args.extract: dump = MigrationDump(args.file) dump.read(desc_only = True) - print "desc.json" + print("desc.json") f = open("desc.json", "wb") f.truncate() f.write(jsonenc.encode(dump.vmsd_desc)) @@ -596,7 +597,7 @@ if args.extract: dump.read(write_memory = True) dict = dump.getDict() - print "state.json" + print("state.json") f = open("state.json", "wb") f.truncate() f.write(jsonenc.encode(dict)) @@ -605,10 +606,10 @@ elif args.dump == "state": dump = MigrationDump(args.file) dump.read(dump_memory = args.memory) dict = dump.getDict() - print jsonenc.encode(dict) + print(jsonenc.encode(dict)) elif args.dump == "desc": dump = MigrationDump(args.file) dump.read(desc_only = True) - print jsonenc.encode(dump.vmsd_desc) + print(jsonenc.encode(dump.vmsd_desc)) else: raise Exception("Please specify either -x, -d state or -d dump") diff --git a/scripts/argparse.py b/scripts/argparse.py deleted file mode 100644 index 27d1f28..0000000 --- a/scripts/argparse.py +++ /dev/null @@ -1,2406 +0,0 @@ -# This is a local copy of the standard library argparse module taken from PyPI. -# It is licensed under the Python Software Foundation License. This is a -# fallback for Python 2.6 which does not include this module. Python 2.7+ and -# 3+ will never load this module because built-in modules are loaded before -# anything in sys.path. -# -# If your script is not located in the same directory as this file, import it -# like this: -# -# import os -# import sys -# sys.path.append(os.path.join(os.path.dirname(__file__), ..., 'scripts')) -# import argparse - -# Author: Steven J. Bethard <steven.bethard@gmail.com>. -# Maintainer: Thomas Waldmann <tw@waldmann-edv.de> - -"""Command-line parsing library - -This module is an optparse-inspired command-line parsing library that: - - - handles both optional and positional arguments - - produces highly informative usage messages - - supports parsers that dispatch to sub-parsers - -The following is a simple usage example that sums integers from the -command-line and writes the result to a file:: - - parser = argparse.ArgumentParser( - description='sum the integers at the command line') - parser.add_argument( - 'integers', metavar='int', nargs='+', type=int, - help='an integer to be summed') - parser.add_argument( - '--log', default=sys.stdout, type=argparse.FileType('w'), - help='the file where the sum should be written') - args = parser.parse_args() - args.log.write('%s' % sum(args.integers)) - args.log.close() - -The module contains the following public classes: - - - ArgumentParser -- The main entry point for command-line parsing. As the - example above shows, the add_argument() method is used to populate - the parser with actions for optional and positional arguments. Then - the parse_args() method is invoked to convert the args at the - command-line into an object with attributes. - - - ArgumentError -- The exception raised by ArgumentParser objects when - there are errors with the parser's actions. Errors raised while - parsing the command-line are caught by ArgumentParser and emitted - as command-line messages. - - - FileType -- A factory for defining types of files to be created. As the - example above shows, instances of FileType are typically passed as - the type= argument of add_argument() calls. - - - Action -- The base class for parser actions. Typically actions are - selected by passing strings like 'store_true' or 'append_const' to - the action= argument of add_argument(). However, for greater - customization of ArgumentParser actions, subclasses of Action may - be defined and passed as the action= argument. - - - HelpFormatter, RawDescriptionHelpFormatter, RawTextHelpFormatter, - ArgumentDefaultsHelpFormatter -- Formatter classes which - may be passed as the formatter_class= argument to the - ArgumentParser constructor. HelpFormatter is the default, - RawDescriptionHelpFormatter and RawTextHelpFormatter tell the parser - not to change the formatting for help text, and - ArgumentDefaultsHelpFormatter adds information about argument defaults - to the help. - -All other classes in this module are considered implementation details. -(Also note that HelpFormatter and RawDescriptionHelpFormatter are only -considered public as object names -- the API of the formatter objects is -still considered an implementation detail.) -""" - -__version__ = '1.4.0' # we use our own version number independent of the - # one in stdlib and we release this on pypi. - -__external_lib__ = True # to make sure the tests really test THIS lib, - # not the builtin one in Python stdlib - -__all__ = [ - 'ArgumentParser', - 'ArgumentError', - 'ArgumentTypeError', - 'FileType', - 'HelpFormatter', - 'ArgumentDefaultsHelpFormatter', - 'RawDescriptionHelpFormatter', - 'RawTextHelpFormatter', - 'Namespace', - 'Action', - 'ONE_OR_MORE', - 'OPTIONAL', - 'PARSER', - 'REMAINDER', - 'SUPPRESS', - 'ZERO_OR_MORE', -] - - -import copy as _copy -import os as _os -import re as _re -import sys as _sys -import textwrap as _textwrap - -from gettext import gettext as _ - -try: - set -except NameError: - # for python < 2.4 compatibility (sets module is there since 2.3): - from sets import Set as set - -try: - basestring -except NameError: - basestring = str - -try: - sorted -except NameError: - # for python < 2.4 compatibility: - def sorted(iterable, reverse=False): - result = list(iterable) - result.sort() - if reverse: - result.reverse() - return result - - -def _callable(obj): - return hasattr(obj, '__call__') or hasattr(obj, '__bases__') - - -SUPPRESS = '==SUPPRESS==' - -OPTIONAL = '?' -ZERO_OR_MORE = '*' -ONE_OR_MORE = '+' -PARSER = 'A...' -REMAINDER = '...' -_UNRECOGNIZED_ARGS_ATTR = '_unrecognized_args' - -# ============================= -# Utility functions and classes -# ============================= - -class _AttributeHolder(object): - """Abstract base class that provides __repr__. - - The __repr__ method returns a string in the format:: - ClassName(attr=name, attr=name, ...) - The attributes are determined either by a class-level attribute, - '_kwarg_names', or by inspecting the instance __dict__. - """ - - def __repr__(self): - type_name = type(self).__name__ - arg_strings = [] - for arg in self._get_args(): - arg_strings.append(repr(arg)) - for name, value in self._get_kwargs(): - arg_strings.append('%s=%r' % (name, value)) - return '%s(%s)' % (type_name, ', '.join(arg_strings)) - - def _get_kwargs(self): - return sorted(self.__dict__.items()) - - def _get_args(self): - return [] - - -def _ensure_value(namespace, name, value): - if getattr(namespace, name, None) is None: - setattr(namespace, name, value) - return getattr(namespace, name) - - -# =============== -# Formatting Help -# =============== - -class HelpFormatter(object): - """Formatter for generating usage messages and argument help strings. - - Only the name of this class is considered a public API. All the methods - provided by the class are considered an implementation detail. - """ - - def __init__(self, - prog, - indent_increment=2, - max_help_position=24, - width=None): - - # default setting for width - if width is None: - try: - width = int(_os.environ['COLUMNS']) - except (KeyError, ValueError): - width = 80 - width -= 2 - - self._prog = prog - self._indent_increment = indent_increment - self._max_help_position = max_help_position - self._width = width - - self._current_indent = 0 - self._level = 0 - self._action_max_length = 0 - - self._root_section = self._Section(self, None) - self._current_section = self._root_section - - self._whitespace_matcher = _re.compile(r'\s+') - self._long_break_matcher = _re.compile(r'\n\n\n+') - - # =============================== - # Section and indentation methods - # =============================== - def _indent(self): - self._current_indent += self._indent_increment - self._level += 1 - - def _dedent(self): - self._current_indent -= self._indent_increment - assert self._current_indent >= 0, 'Indent decreased below 0.' - self._level -= 1 - - class _Section(object): - - def __init__(self, formatter, parent, heading=None): - self.formatter = formatter - self.parent = parent - self.heading = heading - self.items = [] - - def format_help(self): - # format the indented section - if self.parent is not None: - self.formatter._indent() - join = self.formatter._join_parts - for func, args in self.items: - func(*args) - item_help = join([func(*args) for func, args in self.items]) - if self.parent is not None: - self.formatter._dedent() - - # return nothing if the section was empty - if not item_help: - return '' - - # add the heading if the section was non-empty - if self.heading is not SUPPRESS and self.heading is not None: - current_indent = self.formatter._current_indent - heading = '%*s%s:\n' % (current_indent, '', self.heading) - else: - heading = '' - - # join the section-initial newline, the heading and the help - return join(['\n', heading, item_help, '\n']) - - def _add_item(self, func, args): - self._current_section.items.append((func, args)) - - # ======================== - # Message building methods - # ======================== - def start_section(self, heading): - self._indent() - section = self._Section(self, self._current_section, heading) - self._add_item(section.format_help, []) - self._current_section = section - - def end_section(self): - self._current_section = self._current_section.parent - self._dedent() - - def add_text(self, text): - if text is not SUPPRESS and text is not None: - self._add_item(self._format_text, [text]) - - def add_usage(self, usage, actions, groups, prefix=None): - if usage is not SUPPRESS: - args = usage, actions, groups, prefix - self._add_item(self._format_usage, args) - - def add_argument(self, action): - if action.help is not SUPPRESS: - - # find all invocations - get_invocation = self._format_action_invocation - invocations = [get_invocation(action)] - for subaction in self._iter_indented_subactions(action): - invocations.append(get_invocation(subaction)) - - # update the maximum item length - invocation_length = max([len(s) for s in invocations]) - action_length = invocation_length + self._current_indent - self._action_max_length = max(self._action_max_length, - action_length) - - # add the item to the list - self._add_item(self._format_action, [action]) - - def add_arguments(self, actions): - for action in actions: - self.add_argument(action) - - # ======================= - # Help-formatting methods - # ======================= - def format_help(self): - help = self._root_section.format_help() - if help: - help = self._long_break_matcher.sub('\n\n', help) - help = help.strip('\n') + '\n' - return help - - def _join_parts(self, part_strings): - return ''.join([part - for part in part_strings - if part and part is not SUPPRESS]) - - def _format_usage(self, usage, actions, groups, prefix): - if prefix is None: - prefix = _('usage: ') - - # if usage is specified, use that - if usage is not None: - usage = usage % dict(prog=self._prog) - - # if no optionals or positionals are available, usage is just prog - elif usage is None and not actions: - usage = '%(prog)s' % dict(prog=self._prog) - - # if optionals and positionals are available, calculate usage - elif usage is None: - prog = '%(prog)s' % dict(prog=self._prog) - - # split optionals from positionals - optionals = [] - positionals = [] - for action in actions: - if action.option_strings: - optionals.append(action) - else: - positionals.append(action) - - # build full usage string - format = self._format_actions_usage - action_usage = format(optionals + positionals, groups) - usage = ' '.join([s for s in [prog, action_usage] if s]) - - # wrap the usage parts if it's too long - text_width = self._width - self._current_indent - if len(prefix) + len(usage) > text_width: - - # break usage into wrappable parts - part_regexp = r'\(.*?\)+|\[.*?\]+|\S+' - opt_usage = format(optionals, groups) - pos_usage = format(positionals, groups) - opt_parts = _re.findall(part_regexp, opt_usage) - pos_parts = _re.findall(part_regexp, pos_usage) - assert ' '.join(opt_parts) == opt_usage - assert ' '.join(pos_parts) == pos_usage - - # helper for wrapping lines - def get_lines(parts, indent, prefix=None): - lines = [] - line = [] - if prefix is not None: - line_len = len(prefix) - 1 - else: - line_len = len(indent) - 1 - for part in parts: - if line_len + 1 + len(part) > text_width: - lines.append(indent + ' '.join(line)) - line = [] - line_len = len(indent) - 1 - line.append(part) - line_len += len(part) + 1 - if line: - lines.append(indent + ' '.join(line)) - if prefix is not None: - lines[0] = lines[0][len(indent):] - return lines - - # if prog is short, follow it with optionals or positionals - if len(prefix) + len(prog) <= 0.75 * text_width: - indent = ' ' * (len(prefix) + len(prog) + 1) - if opt_parts: - lines = get_lines([prog] + opt_parts, indent, prefix) - lines.extend(get_lines(pos_parts, indent)) - elif pos_parts: - lines = get_lines([prog] + pos_parts, indent, prefix) - else: - lines = [prog] - - # if prog is long, put it on its own line - else: - indent = ' ' * len(prefix) - parts = opt_parts + pos_parts - lines = get_lines(parts, indent) - if len(lines) > 1: - lines = [] - lines.extend(get_lines(opt_parts, indent)) - lines.extend(get_lines(pos_parts, indent)) - lines = [prog] + lines - - # join lines into usage - usage = '\n'.join(lines) - - # prefix with 'usage:' - return '%s%s\n\n' % (prefix, usage) - - def _format_actions_usage(self, actions, groups): - # find group indices and identify actions in groups - group_actions = set() - inserts = {} - for group in groups: - try: - start = actions.index(group._group_actions[0]) - except ValueError: - continue - else: - end = start + len(group._group_actions) - if actions[start:end] == group._group_actions: - for action in group._group_actions: - group_actions.add(action) - if not group.required: - if start in inserts: - inserts[start] += ' [' - else: - inserts[start] = '[' - inserts[end] = ']' - else: - if start in inserts: - inserts[start] += ' (' - else: - inserts[start] = '(' - inserts[end] = ')' - for i in range(start + 1, end): - inserts[i] = '|' - - # collect all actions format strings - parts = [] - for i, action in enumerate(actions): - - # suppressed arguments are marked with None - # remove | separators for suppressed arguments - if action.help is SUPPRESS: - parts.append(None) - if inserts.get(i) == '|': - inserts.pop(i) - elif inserts.get(i + 1) == '|': - inserts.pop(i + 1) - - # produce all arg strings - elif not action.option_strings: - part = self._format_args(action, action.dest) - - # if it's in a group, strip the outer [] - if action in group_actions: - if part[0] == '[' and part[-1] == ']': - part = part[1:-1] - - # add the action string to the list - parts.append(part) - - # produce the first way to invoke the option in brackets - else: - option_string = action.option_strings[0] - - # if the Optional doesn't take a value, format is: - # -s or --long - if action.nargs == 0: - part = '%s' % option_string - - # if the Optional takes a value, format is: - # -s ARGS or --long ARGS - else: - default = action.dest.upper() - args_string = self._format_args(action, default) - part = '%s %s' % (option_string, args_string) - - # make it look optional if it's not required or in a group - if not action.required and action not in group_actions: - part = '[%s]' % part - - # add the action string to the list - parts.append(part) - - # insert things at the necessary indices - for i in sorted(inserts, reverse=True): - parts[i:i] = [inserts[i]] - - # join all the action items with spaces - text = ' '.join([item for item in parts if item is not None]) - - # clean up separators for mutually exclusive groups - open = r'[\[(]' - close = r'[\])]' - text = _re.sub(r'(%s) ' % open, r'\1', text) - text = _re.sub(r' (%s)' % close, r'\1', text) - text = _re.sub(r'%s *%s' % (open, close), r'', text) - text = _re.sub(r'\(([^|]*)\)', r'\1', text) - text = text.strip() - - # return the text - return text - - def _format_text(self, text): - if '%(prog)' in text: - text = text % dict(prog=self._prog) - text_width = self._width - self._current_indent - indent = ' ' * self._current_indent - return self._fill_text(text, text_width, indent) + '\n\n' - - def _format_action(self, action): - # determine the required width and the entry label - help_position = min(self._action_max_length + 2, - self._max_help_position) - help_width = self._width - help_position - action_width = help_position - self._current_indent - 2 - action_header = self._format_action_invocation(action) - - # ho nelp; start on same line and add a final newline - if not action.help: - tup = self._current_indent, '', action_header - action_header = '%*s%s\n' % tup - - # short action name; start on the same line and pad two spaces - elif len(action_header) <= action_width: - tup = self._current_indent, '', action_width, action_header - action_header = '%*s%-*s ' % tup - indent_first = 0 - - # long action name; start on the next line - else: - tup = self._current_indent, '', action_header - action_header = '%*s%s\n' % tup - indent_first = help_position - - # collect the pieces of the action help - parts = [action_header] - - # if there was help for the action, add lines of help text - if action.help: - help_text = self._expand_help(action) - help_lines = self._split_lines(help_text, help_width) - parts.append('%*s%s\n' % (indent_first, '', help_lines[0])) - for line in help_lines[1:]: - parts.append('%*s%s\n' % (help_position, '', line)) - - # or add a newline if the description doesn't end with one - elif not action_header.endswith('\n'): - parts.append('\n') - - # if there are any sub-actions, add their help as well - for subaction in self._iter_indented_subactions(action): - parts.append(self._format_action(subaction)) - - # return a single string - return self._join_parts(parts) - - def _format_action_invocation(self, action): - if not action.option_strings: - metavar, = self._metavar_formatter(action, action.dest)(1) - return metavar - - else: - parts = [] - - # if the Optional doesn't take a value, format is: - # -s, --long - if action.nargs == 0: - parts.extend(action.option_strings) - - # if the Optional takes a value, format is: - # -s ARGS, --long ARGS - else: - default = action.dest.upper() - args_string = self._format_args(action, default) - for option_string in action.option_strings: - parts.append('%s %s' % (option_string, args_string)) - - return ', '.join(parts) - - def _metavar_formatter(self, action, default_metavar): - if action.metavar is not None: - result = action.metavar - elif action.choices is not None: - choice_strs = [str(choice) for choice in action.choices] - result = '{%s}' % ','.join(choice_strs) - else: - result = default_metavar - - def format(tuple_size): - if isinstance(result, tuple): - return result - else: - return (result, ) * tuple_size - return format - - def _format_args(self, action, default_metavar): - get_metavar = self._metavar_formatter(action, default_metavar) - if action.nargs is None: - result = '%s' % get_metavar(1) - elif action.nargs == OPTIONAL: - result = '[%s]' % get_metavar(1) - elif action.nargs == ZERO_OR_MORE: - result = '[%s [%s ...]]' % get_metavar(2) - elif action.nargs == ONE_OR_MORE: - result = '%s [%s ...]' % get_metavar(2) - elif action.nargs == REMAINDER: - result = '...' - elif action.nargs == PARSER: - result = '%s ...' % get_metavar(1) - else: - formats = ['%s' for _ in range(action.nargs)] - result = ' '.join(formats) % get_metavar(action.nargs) - return result - - def _expand_help(self, action): - params = dict(vars(action), prog=self._prog) - for name in list(params): - if params[name] is SUPPRESS: - del params[name] - for name in list(params): - if hasattr(params[name], '__name__'): - params[name] = params[name].__name__ - if params.get('choices') is not None: - choices_str = ', '.join([str(c) for c in params['choices']]) - params['choices'] = choices_str - return self._get_help_string(action) % params - - def _iter_indented_subactions(self, action): - try: - get_subactions = action._get_subactions - except AttributeError: - pass - else: - self._indent() - for subaction in get_subactions(): - yield subaction - self._dedent() - - def _split_lines(self, text, width): - text = self._whitespace_matcher.sub(' ', text).strip() - return _textwrap.wrap(text, width) - - def _fill_text(self, text, width, indent): - text = self._whitespace_matcher.sub(' ', text).strip() - return _textwrap.fill(text, width, initial_indent=indent, - subsequent_indent=indent) - - def _get_help_string(self, action): - return action.help - - -class RawDescriptionHelpFormatter(HelpFormatter): - """Help message formatter which retains any formatting in descriptions. - - Only the name of this class is considered a public API. All the methods - provided by the class are considered an implementation detail. - """ - - def _fill_text(self, text, width, indent): - return ''.join([indent + line for line in text.splitlines(True)]) - - -class RawTextHelpFormatter(RawDescriptionHelpFormatter): - """Help message formatter which retains formatting of all help text. - - Only the name of this class is considered a public API. All the methods - provided by the class are considered an implementation detail. - """ - - def _split_lines(self, text, width): - return text.splitlines() - - -class ArgumentDefaultsHelpFormatter(HelpFormatter): - """Help message formatter which adds default values to argument help. - - Only the name of this class is considered a public API. All the methods - provided by the class are considered an implementation detail. - """ - - def _get_help_string(self, action): - help = action.help - if '%(default)' not in action.help: - if action.default is not SUPPRESS: - defaulting_nargs = [OPTIONAL, ZERO_OR_MORE] - if action.option_strings or action.nargs in defaulting_nargs: - help += ' (default: %(default)s)' - return help - - -# ===================== -# Options and Arguments -# ===================== - -def _get_action_name(argument): - if argument is None: - return None - elif argument.option_strings: - return '/'.join(argument.option_strings) - elif argument.metavar not in (None, SUPPRESS): - return argument.metavar - elif argument.dest not in (None, SUPPRESS): - return argument.dest - else: - return None - - -class ArgumentError(Exception): - """An error from creating or using an argument (optional or positional). - - The string value of this exception is the message, augmented with - information about the argument that caused it. - """ - - def __init__(self, argument, message): - self.argument_name = _get_action_name(argument) - self.message = message - - def __str__(self): - if self.argument_name is None: - format = '%(message)s' - else: - format = 'argument %(argument_name)s: %(message)s' - return format % dict(message=self.message, - argument_name=self.argument_name) - - -class ArgumentTypeError(Exception): - """An error from trying to convert a command line string to a type.""" - pass - - -# ============== -# Action classes -# ============== - -class Action(_AttributeHolder): - """Information about how to convert command line strings to Python objects. - - Action objects are used by an ArgumentParser to represent the information - needed to parse a single argument from one or more strings from the - command line. The keyword arguments to the Action constructor are also - all attributes of Action instances. - - Keyword Arguments: - - - option_strings -- A list of command-line option strings which - should be associated with this action. - - - dest -- The name of the attribute to hold the created object(s) - - - nargs -- The number of command-line arguments that should be - consumed. By default, one argument will be consumed and a single - value will be produced. Other values include: - - N (an integer) consumes N arguments (and produces a list) - - '?' consumes zero or one arguments - - '*' consumes zero or more arguments (and produces a list) - - '+' consumes one or more arguments (and produces a list) - Note that the difference between the default and nargs=1 is that - with the default, a single value will be produced, while with - nargs=1, a list containing a single value will be produced. - - - const -- The value to be produced if the option is specified and the - option uses an action that takes no values. - - - default -- The value to be produced if the option is not specified. - - - type -- The type which the command-line arguments should be converted - to, should be one of 'string', 'int', 'float', 'complex' or a - callable object that accepts a single string argument. If None, - 'string' is assumed. - - - choices -- A container of values that should be allowed. If not None, - after a command-line argument has been converted to the appropriate - type, an exception will be raised if it is not a member of this - collection. - - - required -- True if the action must always be specified at the - command line. This is only meaningful for optional command-line - arguments. - - - help -- The help string describing the argument. - - - metavar -- The name to be used for the option's argument with the - help string. If None, the 'dest' value will be used as the name. - """ - - def __init__(self, - option_strings, - dest, - nargs=None, - const=None, - default=None, - type=None, - choices=None, - required=False, - help=None, - metavar=None): - self.option_strings = option_strings - self.dest = dest - self.nargs = nargs - self.const = const - self.default = default - self.type = type - self.choices = choices - self.required = required - self.help = help - self.metavar = metavar - - def _get_kwargs(self): - names = [ - 'option_strings', - 'dest', - 'nargs', - 'const', - 'default', - 'type', - 'choices', - 'help', - 'metavar', - ] - return [(name, getattr(self, name)) for name in names] - - def __call__(self, parser, namespace, values, option_string=None): - raise NotImplementedError(_('.__call__() not defined')) - - -class _StoreAction(Action): - - def __init__(self, - option_strings, - dest, - nargs=None, - const=None, - default=None, - type=None, - choices=None, - required=False, - help=None, - metavar=None): - if nargs == 0: - raise ValueError('nargs for store actions must be > 0; if you ' - 'have nothing to store, actions such as store ' - 'true or store const may be more appropriate') - if const is not None and nargs != OPTIONAL: - raise ValueError('nargs must be %r to supply const' % OPTIONAL) - super(_StoreAction, self).__init__( - option_strings=option_strings, - dest=dest, - nargs=nargs, - const=const, - default=default, - type=type, - choices=choices, - required=required, - help=help, - metavar=metavar) - - def __call__(self, parser, namespace, values, option_string=None): - setattr(namespace, self.dest, values) - - -class _StoreConstAction(Action): - - def __init__(self, - option_strings, - dest, - const, - default=None, - required=False, - help=None, - metavar=None): - super(_StoreConstAction, self).__init__( - option_strings=option_strings, - dest=dest, - nargs=0, - const=const, - default=default, - required=required, - help=help) - - def __call__(self, parser, namespace, values, option_string=None): - setattr(namespace, self.dest, self.const) - - -class _StoreTrueAction(_StoreConstAction): - - def __init__(self, - option_strings, - dest, - default=False, - required=False, - help=None): - super(_StoreTrueAction, self).__init__( - option_strings=option_strings, - dest=dest, - const=True, - default=default, - required=required, - help=help) - - -class _StoreFalseAction(_StoreConstAction): - - def __init__(self, - option_strings, - dest, - default=True, - required=False, - help=None): - super(_StoreFalseAction, self).__init__( - option_strings=option_strings, - dest=dest, - const=False, - default=default, - required=required, - help=help) - - -class _AppendAction(Action): - - def __init__(self, - option_strings, - dest, - nargs=None, - const=None, - default=None, - type=None, - choices=None, - required=False, - help=None, - metavar=None): - if nargs == 0: - raise ValueError('nargs for append actions must be > 0; if arg ' - 'strings are not supplying the value to append, ' - 'the append const action may be more appropriate') - if const is not None and nargs != OPTIONAL: - raise ValueError('nargs must be %r to supply const' % OPTIONAL) - super(_AppendAction, self).__init__( - option_strings=option_strings, - dest=dest, - nargs=nargs, - const=const, - default=default, - type=type, - choices=choices, - required=required, - help=help, - metavar=metavar) - - def __call__(self, parser, namespace, values, option_string=None): - items = _copy.copy(_ensure_value(namespace, self.dest, [])) - items.append(values) - setattr(namespace, self.dest, items) - - -class _AppendConstAction(Action): - - def __init__(self, - option_strings, - dest, - const, - default=None, - required=False, - help=None, - metavar=None): - super(_AppendConstAction, self).__init__( - option_strings=option_strings, - dest=dest, - nargs=0, - const=const, - default=default, - required=required, - help=help, - metavar=metavar) - - def __call__(self, parser, namespace, values, option_string=None): - items = _copy.copy(_ensure_value(namespace, self.dest, [])) - items.append(self.const) - setattr(namespace, self.dest, items) - - -class _CountAction(Action): - - def __init__(self, - option_strings, - dest, - default=None, - required=False, - help=None): - super(_CountAction, self).__init__( - option_strings=option_strings, - dest=dest, - nargs=0, - default=default, - required=required, - help=help) - - def __call__(self, parser, namespace, values, option_string=None): - new_count = _ensure_value(namespace, self.dest, 0) + 1 - setattr(namespace, self.dest, new_count) - - -class _HelpAction(Action): - - def __init__(self, - option_strings, - dest=SUPPRESS, - default=SUPPRESS, - help=None): - super(_HelpAction, self).__init__( - option_strings=option_strings, - dest=dest, - default=default, - nargs=0, - help=help) - - def __call__(self, parser, namespace, values, option_string=None): - parser.print_help() - parser.exit() - - -class _VersionAction(Action): - - def __init__(self, - option_strings, - version=None, - dest=SUPPRESS, - default=SUPPRESS, - help="show program's version number and exit"): - super(_VersionAction, self).__init__( - option_strings=option_strings, - dest=dest, - default=default, - nargs=0, - help=help) - self.version = version - - def __call__(self, parser, namespace, values, option_string=None): - version = self.version - if version is None: - version = parser.version - formatter = parser._get_formatter() - formatter.add_text(version) - parser.exit(message=formatter.format_help()) - - -class _SubParsersAction(Action): - - class _ChoicesPseudoAction(Action): - - def __init__(self, name, aliases, help): - metavar = dest = name - if aliases: - metavar += ' (%s)' % ', '.join(aliases) - sup = super(_SubParsersAction._ChoicesPseudoAction, self) - sup.__init__(option_strings=[], dest=dest, help=help, - metavar=metavar) - - def __init__(self, - option_strings, - prog, - parser_class, - dest=SUPPRESS, - help=None, - metavar=None): - - self._prog_prefix = prog - self._parser_class = parser_class - self._name_parser_map = {} - self._choices_actions = [] - - super(_SubParsersAction, self).__init__( - option_strings=option_strings, - dest=dest, - nargs=PARSER, - choices=self._name_parser_map, - help=help, - metavar=metavar) - - def add_parser(self, name, **kwargs): - # set prog from the existing prefix - if kwargs.get('prog') is None: - kwargs['prog'] = '%s %s' % (self._prog_prefix, name) - - aliases = kwargs.pop('aliases', ()) - - # create a pseudo-action to hold the choice help - if 'help' in kwargs: - help = kwargs.pop('help') - choice_action = self._ChoicesPseudoAction(name, aliases, help) - self._choices_actions.append(choice_action) - - # create the parser and add it to the map - parser = self._parser_class(**kwargs) - self._name_parser_map[name] = parser - - # make parser available under aliases also - for alias in aliases: - self._name_parser_map[alias] = parser - - return parser - - def _get_subactions(self): - return self._choices_actions - - def __call__(self, parser, namespace, values, option_string=None): - parser_name = values[0] - arg_strings = values[1:] - - # set the parser name if requested - if self.dest is not SUPPRESS: - setattr(namespace, self.dest, parser_name) - - # select the parser - try: - parser = self._name_parser_map[parser_name] - except KeyError: - tup = parser_name, ', '.join(self._name_parser_map) - msg = _('unknown parser %r (choices: %s)' % tup) - raise ArgumentError(self, msg) - - # parse all the remaining options into the namespace - # store any unrecognized options on the object, so that the top - # level parser can decide what to do with them - namespace, arg_strings = parser.parse_known_args(arg_strings, namespace) - if arg_strings: - vars(namespace).setdefault(_UNRECOGNIZED_ARGS_ATTR, []) - getattr(namespace, _UNRECOGNIZED_ARGS_ATTR).extend(arg_strings) - - -# ============== -# Type classes -# ============== - -class FileType(object): - """Factory for creating file object types - - Instances of FileType are typically passed as type= arguments to the - ArgumentParser add_argument() method. - - Keyword Arguments: - - mode -- A string indicating how the file is to be opened. Accepts the - same values as the builtin open() function. - - bufsize -- The file's desired buffer size. Accepts the same values as - the builtin open() function. - """ - - def __init__(self, mode='r', bufsize=None): - self._mode = mode - self._bufsize = bufsize - - def __call__(self, string): - # the special argument "-" means sys.std{in,out} - if string == '-': - if 'r' in self._mode: - return _sys.stdin - elif 'w' in self._mode: - return _sys.stdout - else: - msg = _('argument "-" with mode %r' % self._mode) - raise ValueError(msg) - - try: - # all other arguments are used as file names - if self._bufsize: - return open(string, self._mode, self._bufsize) - else: - return open(string, self._mode) - except IOError: - err = _sys.exc_info()[1] - message = _("can't open '%s': %s") - raise ArgumentTypeError(message % (string, err)) - - def __repr__(self): - args = [self._mode, self._bufsize] - args_str = ', '.join([repr(arg) for arg in args if arg is not None]) - return '%s(%s)' % (type(self).__name__, args_str) - -# =========================== -# Optional and Positional Parsing -# =========================== - -class Namespace(_AttributeHolder): - """Simple object for storing attributes. - - Implements equality by attribute names and values, and provides a simple - string representation. - """ - - def __init__(self, **kwargs): - for name in kwargs: - setattr(self, name, kwargs[name]) - - __hash__ = None - - def __eq__(self, other): - return vars(self) == vars(other) - - def __ne__(self, other): - return not (self == other) - - def __contains__(self, key): - return key in self.__dict__ - - -class _ActionsContainer(object): - - def __init__(self, - description, - prefix_chars, - argument_default, - conflict_handler): - super(_ActionsContainer, self).__init__() - - self.description = description - self.argument_default = argument_default - self.prefix_chars = prefix_chars - self.conflict_handler = conflict_handler - - # set up registries - self._registries = {} - - # register actions - self.register('action', None, _StoreAction) - self.register('action', 'store', _StoreAction) - self.register('action', 'store_const', _StoreConstAction) - self.register('action', 'store_true', _StoreTrueAction) - self.register('action', 'store_false', _StoreFalseAction) - self.register('action', 'append', _AppendAction) - self.register('action', 'append_const', _AppendConstAction) - self.register('action', 'count', _CountAction) - self.register('action', 'help', _HelpAction) - self.register('action', 'version', _VersionAction) - self.register('action', 'parsers', _SubParsersAction) - - # raise an exception if the conflict handler is invalid - self._get_handler() - - # action storage - self._actions = [] - self._option_string_actions = {} - - # groups - self._action_groups = [] - self._mutually_exclusive_groups = [] - - # defaults storage - self._defaults = {} - - # determines whether an "option" looks like a negative number - self._negative_number_matcher = _re.compile(r'^-\d+$|^-\d*\.\d+$') - - # whether or not there are any optionals that look like negative - # numbers -- uses a list so it can be shared and edited - self._has_negative_number_optionals = [] - - # ==================== - # Registration methods - # ==================== - def register(self, registry_name, value, object): - registry = self._registries.setdefault(registry_name, {}) - registry[value] = object - - def _registry_get(self, registry_name, value, default=None): - return self._registries[registry_name].get(value, default) - - # ================================== - # Namespace default accessor methods - # ================================== - def set_defaults(self, **kwargs): - self._defaults.update(kwargs) - - # if these defaults match any existing arguments, replace - # the previous default on the object with the new one - for action in self._actions: - if action.dest in kwargs: - action.default = kwargs[action.dest] - - def get_default(self, dest): - for action in self._actions: - if action.dest == dest and action.default is not None: - return action.default - return self._defaults.get(dest, None) - - - # ======================= - # Adding argument actions - # ======================= - def add_argument(self, *args, **kwargs): - """ - add_argument(dest, ..., name=value, ...) - add_argument(option_string, option_string, ..., name=value, ...) - """ - - # if no positional args are supplied or only one is supplied and - # it doesn't look like an option string, parse a positional - # argument - chars = self.prefix_chars - if not args or len(args) == 1 and args[0][0] not in chars: - if args and 'dest' in kwargs: - raise ValueError('dest supplied twice for positional argument') - kwargs = self._get_positional_kwargs(*args, **kwargs) - - # otherwise, we're adding an optional argument - else: - kwargs = self._get_optional_kwargs(*args, **kwargs) - - # if no default was supplied, use the parser-level default - if 'default' not in kwargs: - dest = kwargs['dest'] - if dest in self._defaults: - kwargs['default'] = self._defaults[dest] - elif self.argument_default is not None: - kwargs['default'] = self.argument_default - - # create the action object, and add it to the parser - action_class = self._pop_action_class(kwargs) - if not _callable(action_class): - raise ValueError('unknown action "%s"' % action_class) - action = action_class(**kwargs) - - # raise an error if the action type is not callable - type_func = self._registry_get('type', action.type, action.type) - if not _callable(type_func): - raise ValueError('%r is not callable' % type_func) - - return self._add_action(action) - - def add_argument_group(self, *args, **kwargs): - group = _ArgumentGroup(self, *args, **kwargs) - self._action_groups.append(group) - return group - - def add_mutually_exclusive_group(self, **kwargs): - group = _MutuallyExclusiveGroup(self, **kwargs) - self._mutually_exclusive_groups.append(group) - return group - - def _add_action(self, action): - # resolve any conflicts - self._check_conflict(action) - - # add to actions list - self._actions.append(action) - action.container = self - - # index the action by any option strings it has - for option_string in action.option_strings: - self._option_string_actions[option_string] = action - - # set the flag if any option strings look like negative numbers - for option_string in action.option_strings: - if self._negative_number_matcher.match(option_string): - if not self._has_negative_number_optionals: - self._has_negative_number_optionals.append(True) - - # return the created action - return action - - def _remove_action(self, action): - self._actions.remove(action) - - def _add_container_actions(self, container): - # collect groups by titles - title_group_map = {} - for group in self._action_groups: - if group.title in title_group_map: - msg = _('cannot merge actions - two groups are named %r') - raise ValueError(msg % (group.title)) - title_group_map[group.title] = group - - # map each action to its group - group_map = {} - for group in container._action_groups: - - # if a group with the title exists, use that, otherwise - # create a new group matching the container's group - if group.title not in title_group_map: - title_group_map[group.title] = self.add_argument_group( - title=group.title, - description=group.description, - conflict_handler=group.conflict_handler) - - # map the actions to their new group - for action in group._group_actions: - group_map[action] = title_group_map[group.title] - - # add container's mutually exclusive groups - # NOTE: if add_mutually_exclusive_group ever gains title= and - # description= then this code will need to be expanded as above - for group in container._mutually_exclusive_groups: - mutex_group = self.add_mutually_exclusive_group( - required=group.required) - - # map the actions to their new mutex group - for action in group._group_actions: - group_map[action] = mutex_group - - # add all actions to this container or their group - for action in container._actions: - group_map.get(action, self)._add_action(action) - - def _get_positional_kwargs(self, dest, **kwargs): - # make sure required is not specified - if 'required' in kwargs: - msg = _("'required' is an invalid argument for positionals") - raise TypeError(msg) - - # mark positional arguments as required if at least one is - # always required - if kwargs.get('nargs') not in [OPTIONAL, ZERO_OR_MORE]: - kwargs['required'] = True - if kwargs.get('nargs') == ZERO_OR_MORE and 'default' not in kwargs: - kwargs['required'] = True - - # return the keyword arguments with no option strings - return dict(kwargs, dest=dest, option_strings=[]) - - def _get_optional_kwargs(self, *args, **kwargs): - # determine short and long option strings - option_strings = [] - long_option_strings = [] - for option_string in args: - # error on strings that don't start with an appropriate prefix - if not option_string[0] in self.prefix_chars: - msg = _('invalid option string %r: ' - 'must start with a character %r') - tup = option_string, self.prefix_chars - raise ValueError(msg % tup) - - # strings starting with two prefix characters are long options - option_strings.append(option_string) - if option_string[0] in self.prefix_chars: - if len(option_string) > 1: - if option_string[1] in self.prefix_chars: - long_option_strings.append(option_string) - - # infer destination, '--foo-bar' -> 'foo_bar' and '-x' -> 'x' - dest = kwargs.pop('dest', None) - if dest is None: - if long_option_strings: - dest_option_string = long_option_strings[0] - else: - dest_option_string = option_strings[0] - dest = dest_option_string.lstrip(self.prefix_chars) - if not dest: - msg = _('dest= is required for options like %r') - raise ValueError(msg % option_string) - dest = dest.replace('-', '_') - - # return the updated keyword arguments - return dict(kwargs, dest=dest, option_strings=option_strings) - - def _pop_action_class(self, kwargs, default=None): - action = kwargs.pop('action', default) - return self._registry_get('action', action, action) - - def _get_handler(self): - # determine function from conflict handler string - handler_func_name = '_handle_conflict_%s' % self.conflict_handler - try: - return getattr(self, handler_func_name) - except AttributeError: - msg = _('invalid conflict_resolution value: %r') - raise ValueError(msg % self.conflict_handler) - - def _check_conflict(self, action): - - # find all options that conflict with this option - confl_optionals = [] - for option_string in action.option_strings: - if option_string in self._option_string_actions: - confl_optional = self._option_string_actions[option_string] - confl_optionals.append((option_string, confl_optional)) - - # resolve any conflicts - if confl_optionals: - conflict_handler = self._get_handler() - conflict_handler(action, confl_optionals) - - def _handle_conflict_error(self, action, conflicting_actions): - message = _('conflicting option string(s): %s') - conflict_string = ', '.join([option_string - for option_string, action - in conflicting_actions]) - raise ArgumentError(action, message % conflict_string) - - def _handle_conflict_resolve(self, action, conflicting_actions): - - # remove all conflicting options - for option_string, action in conflicting_actions: - - # remove the conflicting option - action.option_strings.remove(option_string) - self._option_string_actions.pop(option_string, None) - - # if the option now has no option string, remove it from the - # container holding it - if not action.option_strings: - action.container._remove_action(action) - - -class _ArgumentGroup(_ActionsContainer): - - def __init__(self, container, title=None, description=None, **kwargs): - # add any missing keyword arguments by checking the container - update = kwargs.setdefault - update('conflict_handler', container.conflict_handler) - update('prefix_chars', container.prefix_chars) - update('argument_default', container.argument_default) - super_init = super(_ArgumentGroup, self).__init__ - super_init(description=description, **kwargs) - - # group attributes - self.title = title - self._group_actions = [] - - # share most attributes with the container - self._registries = container._registries - self._actions = container._actions - self._option_string_actions = container._option_string_actions - self._defaults = container._defaults - self._has_negative_number_optionals = \ - container._has_negative_number_optionals - - def _add_action(self, action): - action = super(_ArgumentGroup, self)._add_action(action) - self._group_actions.append(action) - return action - - def _remove_action(self, action): - super(_ArgumentGroup, self)._remove_action(action) - self._group_actions.remove(action) - - -class _MutuallyExclusiveGroup(_ArgumentGroup): - - def __init__(self, container, required=False): - super(_MutuallyExclusiveGroup, self).__init__(container) - self.required = required - self._container = container - - def _add_action(self, action): - if action.required: - msg = _('mutually exclusive arguments must be optional') - raise ValueError(msg) - action = self._container._add_action(action) - self._group_actions.append(action) - return action - - def _remove_action(self, action): - self._container._remove_action(action) - self._group_actions.remove(action) - - -class ArgumentParser(_AttributeHolder, _ActionsContainer): - """Object for parsing command line strings into Python objects. - - Keyword Arguments: - - prog -- The name of the program (default: sys.argv[0]) - - usage -- A usage message (default: auto-generated from arguments) - - description -- A description of what the program does - - epilog -- Text following the argument descriptions - - parents -- Parsers whose arguments should be copied into this one - - formatter_class -- HelpFormatter class for printing help messages - - prefix_chars -- Characters that prefix optional arguments - - fromfile_prefix_chars -- Characters that prefix files containing - additional arguments - - argument_default -- The default value for all arguments - - conflict_handler -- String indicating how to handle conflicts - - add_help -- Add a -h/-help option - """ - - def __init__(self, - prog=None, - usage=None, - description=None, - epilog=None, - version=None, - parents=[], - formatter_class=HelpFormatter, - prefix_chars='-', - fromfile_prefix_chars=None, - argument_default=None, - conflict_handler='error', - add_help=True): - - if version is not None: - import warnings - warnings.warn( - """The "version" argument to ArgumentParser is deprecated. """ - """Please use """ - """"add_argument(..., action='version', version="N", ...)" """ - """instead""", DeprecationWarning) - - superinit = super(ArgumentParser, self).__init__ - superinit(description=description, - prefix_chars=prefix_chars, - argument_default=argument_default, - conflict_handler=conflict_handler) - - # default setting for prog - if prog is None: - prog = _os.path.basename(_sys.argv[0]) - - self.prog = prog - self.usage = usage - self.epilog = epilog - self.version = version - self.formatter_class = formatter_class - self.fromfile_prefix_chars = fromfile_prefix_chars - self.add_help = add_help - - add_group = self.add_argument_group - self._positionals = add_group(_('positional arguments')) - self._optionals = add_group(_('optional arguments')) - self._subparsers = None - - # register types - def identity(string): - return string - self.register('type', None, identity) - - # add help and version arguments if necessary - # (using explicit default to override global argument_default) - if '-' in prefix_chars: - default_prefix = '-' - else: - default_prefix = prefix_chars[0] - if self.add_help: - self.add_argument( - default_prefix+'h', default_prefix*2+'help', - action='help', default=SUPPRESS, - help=_('show this help message and exit')) - if self.version: - self.add_argument( - default_prefix+'v', default_prefix*2+'version', - action='version', default=SUPPRESS, - version=self.version, - help=_("show program's version number and exit")) - - # add parent arguments and defaults - for parent in parents: - self._add_container_actions(parent) - try: - defaults = parent._defaults - except AttributeError: - pass - else: - self._defaults.update(defaults) - - # ======================= - # Pretty __repr__ methods - # ======================= - def _get_kwargs(self): - names = [ - 'prog', - 'usage', - 'description', - 'version', - 'formatter_class', - 'conflict_handler', - 'add_help', - ] - return [(name, getattr(self, name)) for name in names] - - # ================================== - # Optional/Positional adding methods - # ================================== - def add_subparsers(self, **kwargs): - if self._subparsers is not None: - self.error(_('cannot have multiple subparser arguments')) - - # add the parser class to the arguments if it's not present - kwargs.setdefault('parser_class', type(self)) - - if 'title' in kwargs or 'description' in kwargs: - title = _(kwargs.pop('title', 'subcommands')) - description = _(kwargs.pop('description', None)) - self._subparsers = self.add_argument_group(title, description) - else: - self._subparsers = self._positionals - - # prog defaults to the usage message of this parser, skipping - # optional arguments and with no "usage:" prefix - if kwargs.get('prog') is None: - formatter = self._get_formatter() - positionals = self._get_positional_actions() - groups = self._mutually_exclusive_groups - formatter.add_usage(self.usage, positionals, groups, '') - kwargs['prog'] = formatter.format_help().strip() - - # create the parsers action and add it to the positionals list - parsers_class = self._pop_action_class(kwargs, 'parsers') - action = parsers_class(option_strings=[], **kwargs) - self._subparsers._add_action(action) - - # return the created parsers action - return action - - def _add_action(self, action): - if action.option_strings: - self._optionals._add_action(action) - else: - self._positionals._add_action(action) - return action - - def _get_optional_actions(self): - return [action - for action in self._actions - if action.option_strings] - - def _get_positional_actions(self): - return [action - for action in self._actions - if not action.option_strings] - - # ===================================== - # Command line argument parsing methods - # ===================================== - def parse_args(self, args=None, namespace=None): - args, argv = self.parse_known_args(args, namespace) - if argv: - msg = _('unrecognized arguments: %s') - self.error(msg % ' '.join(argv)) - return args - - def parse_known_args(self, args=None, namespace=None): - # args default to the system args - if args is None: - args = _sys.argv[1:] - - # default Namespace built from parser defaults - if namespace is None: - namespace = Namespace() - - # add any action defaults that aren't present - for action in self._actions: - if action.dest is not SUPPRESS: - if not hasattr(namespace, action.dest): - if action.default is not SUPPRESS: - setattr(namespace, action.dest, action.default) - - # add any parser defaults that aren't present - for dest in self._defaults: - if not hasattr(namespace, dest): - setattr(namespace, dest, self._defaults[dest]) - - # parse the arguments and exit if there are any errors - try: - namespace, args = self._parse_known_args(args, namespace) - if hasattr(namespace, _UNRECOGNIZED_ARGS_ATTR): - args.extend(getattr(namespace, _UNRECOGNIZED_ARGS_ATTR)) - delattr(namespace, _UNRECOGNIZED_ARGS_ATTR) - return namespace, args - except ArgumentError: - err = _sys.exc_info()[1] - self.error(str(err)) - - def _parse_known_args(self, arg_strings, namespace): - # replace arg strings that are file references - if self.fromfile_prefix_chars is not None: - arg_strings = self._read_args_from_files(arg_strings) - - # map all mutually exclusive arguments to the other arguments - # they can't occur with - action_conflicts = {} - for mutex_group in self._mutually_exclusive_groups: - group_actions = mutex_group._group_actions - for i, mutex_action in enumerate(mutex_group._group_actions): - conflicts = action_conflicts.setdefault(mutex_action, []) - conflicts.extend(group_actions[:i]) - conflicts.extend(group_actions[i + 1:]) - - # find all option indices, and determine the arg_string_pattern - # which has an 'O' if there is an option at an index, - # an 'A' if there is an argument, or a '-' if there is a '--' - option_string_indices = {} - arg_string_pattern_parts = [] - arg_strings_iter = iter(arg_strings) - for i, arg_string in enumerate(arg_strings_iter): - - # all args after -- are non-options - if arg_string == '--': - arg_string_pattern_parts.append('-') - for arg_string in arg_strings_iter: - arg_string_pattern_parts.append('A') - - # otherwise, add the arg to the arg strings - # and note the index if it was an option - else: - option_tuple = self._parse_optional(arg_string) - if option_tuple is None: - pattern = 'A' - else: - option_string_indices[i] = option_tuple - pattern = 'O' - arg_string_pattern_parts.append(pattern) - - # join the pieces together to form the pattern - arg_strings_pattern = ''.join(arg_string_pattern_parts) - - # converts arg strings to the appropriate and then takes the action - seen_actions = set() - seen_non_default_actions = set() - - def take_action(action, argument_strings, option_string=None): - seen_actions.add(action) - argument_values = self._get_values(action, argument_strings) - - # error if this argument is not allowed with other previously - # seen arguments, assuming that actions that use the default - # value don't really count as "present" - if argument_values is not action.default: - seen_non_default_actions.add(action) - for conflict_action in action_conflicts.get(action, []): - if conflict_action in seen_non_default_actions: - msg = _('not allowed with argument %s') - action_name = _get_action_name(conflict_action) - raise ArgumentError(action, msg % action_name) - - # take the action if we didn't receive a SUPPRESS value - # (e.g. from a default) - if argument_values is not SUPPRESS: - action(self, namespace, argument_values, option_string) - - # function to convert arg_strings into an optional action - def consume_optional(start_index): - - # get the optional identified at this index - option_tuple = option_string_indices[start_index] - action, option_string, explicit_arg = option_tuple - - # identify additional optionals in the same arg string - # (e.g. -xyz is the same as -x -y -z if no args are required) - match_argument = self._match_argument - action_tuples = [] - while True: - - # if we found no optional action, skip it - if action is None: - extras.append(arg_strings[start_index]) - return start_index + 1 - - # if there is an explicit argument, try to match the - # optional's string arguments to only this - if explicit_arg is not None: - arg_count = match_argument(action, 'A') - - # if the action is a single-dash option and takes no - # arguments, try to parse more single-dash options out - # of the tail of the option string - chars = self.prefix_chars - if arg_count == 0 and option_string[1] not in chars: - action_tuples.append((action, [], option_string)) - char = option_string[0] - option_string = char + explicit_arg[0] - new_explicit_arg = explicit_arg[1:] or None - optionals_map = self._option_string_actions - if option_string in optionals_map: - action = optionals_map[option_string] - explicit_arg = new_explicit_arg - else: - msg = _('ignored explicit argument %r') - raise ArgumentError(action, msg % explicit_arg) - - # if the action expect exactly one argument, we've - # successfully matched the option; exit the loop - elif arg_count == 1: - stop = start_index + 1 - args = [explicit_arg] - action_tuples.append((action, args, option_string)) - break - - # error if a double-dash option did not use the - # explicit argument - else: - msg = _('ignored explicit argument %r') - raise ArgumentError(action, msg % explicit_arg) - - # if there is no explicit argument, try to match the - # optional's string arguments with the following strings - # if successful, exit the loop - else: - start = start_index + 1 - selected_patterns = arg_strings_pattern[start:] - arg_count = match_argument(action, selected_patterns) - stop = start + arg_count - args = arg_strings[start:stop] - action_tuples.append((action, args, option_string)) - break - - # add the Optional to the list and return the index at which - # the Optional's string args stopped - assert action_tuples - for action, args, option_string in action_tuples: - take_action(action, args, option_string) - return stop - - # the list of Positionals left to be parsed; this is modified - # by consume_positionals() - positionals = self._get_positional_actions() - - # function to convert arg_strings into positional actions - def consume_positionals(start_index): - # match as many Positionals as possible - match_partial = self._match_arguments_partial - selected_pattern = arg_strings_pattern[start_index:] - arg_counts = match_partial(positionals, selected_pattern) - - # slice off the appropriate arg strings for each Positional - # and add the Positional and its args to the list - for action, arg_count in zip(positionals, arg_counts): - args = arg_strings[start_index: start_index + arg_count] - start_index += arg_count - take_action(action, args) - - # slice off the Positionals that we just parsed and return the - # index at which the Positionals' string args stopped - positionals[:] = positionals[len(arg_counts):] - return start_index - - # consume Positionals and Optionals alternately, until we have - # passed the last option string - extras = [] - start_index = 0 - if option_string_indices: - max_option_string_index = max(option_string_indices) - else: - max_option_string_index = -1 - while start_index <= max_option_string_index: - - # consume any Positionals preceding the next option - next_option_string_index = min([ - index - for index in option_string_indices - if index >= start_index]) - if start_index != next_option_string_index: - positionals_end_index = consume_positionals(start_index) - - # only try to parse the next optional if we didn't consume - # the option string during the positionals parsing - if positionals_end_index > start_index: - start_index = positionals_end_index - continue - else: - start_index = positionals_end_index - - # if we consumed all the positionals we could and we're not - # at the index of an option string, there were extra arguments - if start_index not in option_string_indices: - strings = arg_strings[start_index:next_option_string_index] - extras.extend(strings) - start_index = next_option_string_index - - # consume the next optional and any arguments for it - start_index = consume_optional(start_index) - - # consume any positionals following the last Optional - stop_index = consume_positionals(start_index) - - # if we didn't consume all the argument strings, there were extras - extras.extend(arg_strings[stop_index:]) - - # if we didn't use all the Positional objects, there were too few - # arg strings supplied. - if positionals: - self.error(_('too few arguments')) - - # make sure all required actions were present, and convert defaults. - for action in self._actions: - if action not in seen_actions: - if action.required: - name = _get_action_name(action) - self.error(_('argument %s is required') % name) - else: - # Convert action default now instead of doing it before - # parsing arguments to avoid calling convert functions - # twice (which may fail) if the argument was given, but - # only if it was defined already in the namespace - if (action.default is not None and - isinstance(action.default, basestring) and - hasattr(namespace, action.dest) and - action.default is getattr(namespace, action.dest)): - setattr(namespace, action.dest, - self._get_value(action, action.default)) - - # make sure all required groups had one option present - for group in self._mutually_exclusive_groups: - if group.required: - for action in group._group_actions: - if action in seen_non_default_actions: - break - - # if no actions were used, report the error - else: - names = [_get_action_name(action) - for action in group._group_actions - if action.help is not SUPPRESS] - msg = _('one of the arguments %s is required') - self.error(msg % ' '.join(names)) - - # return the updated namespace and the extra arguments - return namespace, extras - - def _read_args_from_files(self, arg_strings): - # expand arguments referencing files - new_arg_strings = [] - for arg_string in arg_strings: - - # for regular arguments, just add them back into the list - if arg_string[0] not in self.fromfile_prefix_chars: - new_arg_strings.append(arg_string) - - # replace arguments referencing files with the file content - else: - try: - args_file = open(arg_string[1:]) - try: - arg_strings = [] - for arg_line in args_file.read().splitlines(): - for arg in self.convert_arg_line_to_args(arg_line): - arg_strings.append(arg) - arg_strings = self._read_args_from_files(arg_strings) - new_arg_strings.extend(arg_strings) - finally: - args_file.close() - except IOError: - err = _sys.exc_info()[1] - self.error(str(err)) - - # return the modified argument list - return new_arg_strings - - def convert_arg_line_to_args(self, arg_line): - return [arg_line] - - def _match_argument(self, action, arg_strings_pattern): - # match the pattern for this action to the arg strings - nargs_pattern = self._get_nargs_pattern(action) - match = _re.match(nargs_pattern, arg_strings_pattern) - - # raise an exception if we weren't able to find a match - if match is None: - nargs_errors = { - None: _('expected one argument'), - OPTIONAL: _('expected at most one argument'), - ONE_OR_MORE: _('expected at least one argument'), - } - default = _('expected %s argument(s)') % action.nargs - msg = nargs_errors.get(action.nargs, default) - raise ArgumentError(action, msg) - - # return the number of arguments matched - return len(match.group(1)) - - def _match_arguments_partial(self, actions, arg_strings_pattern): - # progressively shorten the actions list by slicing off the - # final actions until we find a match - result = [] - for i in range(len(actions), 0, -1): - actions_slice = actions[:i] - pattern = ''.join([self._get_nargs_pattern(action) - for action in actions_slice]) - match = _re.match(pattern, arg_strings_pattern) - if match is not None: - result.extend([len(string) for string in match.groups()]) - break - - # return the list of arg string counts - return result - - def _parse_optional(self, arg_string): - # if it's an empty string, it was meant to be a positional - if not arg_string: - return None - - # if it doesn't start with a prefix, it was meant to be positional - if not arg_string[0] in self.prefix_chars: - return None - - # if the option string is present in the parser, return the action - if arg_string in self._option_string_actions: - action = self._option_string_actions[arg_string] - return action, arg_string, None - - # if it's just a single character, it was meant to be positional - if len(arg_string) == 1: - return None - - # if the option string before the "=" is present, return the action - if '=' in arg_string: - option_string, explicit_arg = arg_string.split('=', 1) - if option_string in self._option_string_actions: - action = self._option_string_actions[option_string] - return action, option_string, explicit_arg - - # search through all possible prefixes of the option string - # and all actions in the parser for possible interpretations - option_tuples = self._get_option_tuples(arg_string) - - # if multiple actions match, the option string was ambiguous - if len(option_tuples) > 1: - options = ', '.join([option_string - for action, option_string, explicit_arg in option_tuples]) - tup = arg_string, options - self.error(_('ambiguous option: %s could match %s') % tup) - - # if exactly one action matched, this segmentation is good, - # so return the parsed action - elif len(option_tuples) == 1: - option_tuple, = option_tuples - return option_tuple - - # if it was not found as an option, but it looks like a negative - # number, it was meant to be positional - # unless there are negative-number-like options - if self._negative_number_matcher.match(arg_string): - if not self._has_negative_number_optionals: - return None - - # if it contains a space, it was meant to be a positional - if ' ' in arg_string: - return None - - # it was meant to be an optional but there is no such option - # in this parser (though it might be a valid option in a subparser) - return None, arg_string, None - - def _get_option_tuples(self, option_string): - result = [] - - # option strings starting with two prefix characters are only - # split at the '=' - chars = self.prefix_chars - if option_string[0] in chars and option_string[1] in chars: - if '=' in option_string: - option_prefix, explicit_arg = option_string.split('=', 1) - else: - option_prefix = option_string - explicit_arg = None - for option_string in self._option_string_actions: - if option_string.startswith(option_prefix): - action = self._option_string_actions[option_string] - tup = action, option_string, explicit_arg - result.append(tup) - - # single character options can be concatenated with their arguments - # but multiple character options always have to have their argument - # separate - elif option_string[0] in chars and option_string[1] not in chars: - option_prefix = option_string - explicit_arg = None - short_option_prefix = option_string[:2] - short_explicit_arg = option_string[2:] - - for option_string in self._option_string_actions: - if option_string == short_option_prefix: - action = self._option_string_actions[option_string] - tup = action, option_string, short_explicit_arg - result.append(tup) - elif option_string.startswith(option_prefix): - action = self._option_string_actions[option_string] - tup = action, option_string, explicit_arg - result.append(tup) - - # shouldn't ever get here - else: - self.error(_('unexpected option string: %s') % option_string) - - # return the collected option tuples - return result - - def _get_nargs_pattern(self, action): - # in all examples below, we have to allow for '--' args - # which are represented as '-' in the pattern - nargs = action.nargs - - # the default (None) is assumed to be a single argument - if nargs is None: - nargs_pattern = '(-*A-*)' - - # allow zero or one arguments - elif nargs == OPTIONAL: - nargs_pattern = '(-*A?-*)' - - # allow zero or more arguments - elif nargs == ZERO_OR_MORE: - nargs_pattern = '(-*[A-]*)' - - # allow one or more arguments - elif nargs == ONE_OR_MORE: - nargs_pattern = '(-*A[A-]*)' - - # allow any number of options or arguments - elif nargs == REMAINDER: - nargs_pattern = '([-AO]*)' - - # allow one argument followed by any number of options or arguments - elif nargs == PARSER: - nargs_pattern = '(-*A[-AO]*)' - - # all others should be integers - else: - nargs_pattern = '(-*%s-*)' % '-*'.join('A' * nargs) - - # if this is an optional action, -- is not allowed - if action.option_strings: - nargs_pattern = nargs_pattern.replace('-*', '') - nargs_pattern = nargs_pattern.replace('-', '') - - # return the pattern - return nargs_pattern - - # ======================== - # Value conversion methods - # ======================== - def _get_values(self, action, arg_strings): - # for everything but PARSER args, strip out '--' - if action.nargs not in [PARSER, REMAINDER]: - arg_strings = [s for s in arg_strings if s != '--'] - - # optional argument produces a default when not present - if not arg_strings and action.nargs == OPTIONAL: - if action.option_strings: - value = action.const - else: - value = action.default - if isinstance(value, basestring): - value = self._get_value(action, value) - self._check_value(action, value) - - # when nargs='*' on a positional, if there were no command-line - # args, use the default if it is anything other than None - elif (not arg_strings and action.nargs == ZERO_OR_MORE and - not action.option_strings): - if action.default is not None: - value = action.default - else: - value = arg_strings - self._check_value(action, value) - - # single argument or optional argument produces a single value - elif len(arg_strings) == 1 and action.nargs in [None, OPTIONAL]: - arg_string, = arg_strings - value = self._get_value(action, arg_string) - self._check_value(action, value) - - # REMAINDER arguments convert all values, checking none - elif action.nargs == REMAINDER: - value = [self._get_value(action, v) for v in arg_strings] - - # PARSER arguments convert all values, but check only the first - elif action.nargs == PARSER: - value = [self._get_value(action, v) for v in arg_strings] - self._check_value(action, value[0]) - - # all other types of nargs produce a list - else: - value = [self._get_value(action, v) for v in arg_strings] - for v in value: - self._check_value(action, v) - - # return the converted value - return value - - def _get_value(self, action, arg_string): - type_func = self._registry_get('type', action.type, action.type) - if not _callable(type_func): - msg = _('%r is not callable') - raise ArgumentError(action, msg % type_func) - - # convert the value to the appropriate type - try: - result = type_func(arg_string) - - # ArgumentTypeErrors indicate errors - except ArgumentTypeError: - name = getattr(action.type, '__name__', repr(action.type)) - msg = str(_sys.exc_info()[1]) - raise ArgumentError(action, msg) - - # TypeErrors or ValueErrors also indicate errors - except (TypeError, ValueError): - name = getattr(action.type, '__name__', repr(action.type)) - msg = _('invalid %s value: %r') - raise ArgumentError(action, msg % (name, arg_string)) - - # return the converted value - return result - - def _check_value(self, action, value): - # converted value must be one of the choices (if specified) - if action.choices is not None and value not in action.choices: - tup = value, ', '.join(map(repr, action.choices)) - msg = _('invalid choice: %r (choose from %s)') % tup - raise ArgumentError(action, msg) - - # ======================= - # Help-formatting methods - # ======================= - def format_usage(self): - formatter = self._get_formatter() - formatter.add_usage(self.usage, self._actions, - self._mutually_exclusive_groups) - return formatter.format_help() - - def format_help(self): - formatter = self._get_formatter() - - # usage - formatter.add_usage(self.usage, self._actions, - self._mutually_exclusive_groups) - - # description - formatter.add_text(self.description) - - # positionals, optionals and user-defined groups - for action_group in self._action_groups: - formatter.start_section(action_group.title) - formatter.add_text(action_group.description) - formatter.add_arguments(action_group._group_actions) - formatter.end_section() - - # epilog - formatter.add_text(self.epilog) - - # determine help from format above - return formatter.format_help() - - def format_version(self): - import warnings - warnings.warn( - 'The format_version method is deprecated -- the "version" ' - 'argument to ArgumentParser is no longer supported.', - DeprecationWarning) - formatter = self._get_formatter() - formatter.add_text(self.version) - return formatter.format_help() - - def _get_formatter(self): - return self.formatter_class(prog=self.prog) - - # ===================== - # Help-printing methods - # ===================== - def print_usage(self, file=None): - if file is None: - file = _sys.stdout - self._print_message(self.format_usage(), file) - - def print_help(self, file=None): - if file is None: - file = _sys.stdout - self._print_message(self.format_help(), file) - - def print_version(self, file=None): - import warnings - warnings.warn( - 'The print_version method is deprecated -- the "version" ' - 'argument to ArgumentParser is no longer supported.', - DeprecationWarning) - self._print_message(self.format_version(), file) - - def _print_message(self, message, file=None): - if message: - if file is None: - file = _sys.stderr - file.write(message) - - # =============== - # Exiting methods - # =============== - def exit(self, status=0, message=None): - if message: - self._print_message(message, _sys.stderr) - _sys.exit(status) - - def error(self, message): - """error(message: string) - - Prints a usage message incorporating the message to stderr and - exits. - - If you override this in a subclass, it should not return -- it - should either exit or raise an exception. - """ - self.print_usage(_sys.stderr) - self.exit(2, _('%s: error: %s\n') % (self.prog, message)) diff --git a/scripts/device-crash-test b/scripts/device-crash-test index b3ce720..e6c233e 100755 --- a/scripts/device-crash-test +++ b/scripts/device-crash-test @@ -23,6 +23,7 @@ Run QEMU with all combinations of -machine and -device types, check for crashes and unexpected errors. """ +from __future__ import print_function import sys import os @@ -554,7 +555,7 @@ def main(): tc[k] = v if len(binariesToTest(args, tc)) == 0: - print >>sys.stderr, "No QEMU binary found" + print("No QEMU binary found", file=sys.stderr) parser.print_usage(sys.stderr) return 1 diff --git a/scripts/dump-guest-memory.py b/scripts/dump-guest-memory.py index 276eebf..5a857ce 100644 --- a/scripts/dump-guest-memory.py +++ b/scripts/dump-guest-memory.py @@ -12,6 +12,7 @@ Authors: This work is licensed under the terms of the GNU GPL, version 2 or later. See the COPYING file in the top-level directory. """ +from __future__ import print_function import ctypes import struct diff --git a/scripts/kvm/kvm_flightrecorder b/scripts/kvm/kvm_flightrecorder index 7fb1c2d..54a5674 100755 --- a/scripts/kvm/kvm_flightrecorder +++ b/scripts/kvm/kvm_flightrecorder @@ -32,6 +32,7 @@ # consuming CPU cycles. No disk I/O is performed since the ring buffer holds a # fixed-size in-memory trace. +from __future__ import print_function import sys import os @@ -77,8 +78,8 @@ def tail_trace(): pass def usage(): - print 'Usage: %s start [buffer_size_kb] | stop | dump | tail' % sys.argv[0] - print 'Control the KVM flight recorder tracing.' + print('Usage: %s start [buffer_size_kb] | stop | dump | tail' % sys.argv[0]) + print('Control the KVM flight recorder tracing.') sys.exit(0) def main(): @@ -87,15 +88,15 @@ def main(): cmd = sys.argv[1] if cmd == '--version': - print 'kvm_flightrecorder version 1.0' + print('kvm_flightrecorder version 1.0') sys.exit(0) if not os.path.isdir(tracing_dir): - print 'Unable to tracing debugfs directory, try:' - print 'mount -t debugfs none /sys/kernel/debug' + print('Unable to tracing debugfs directory, try:') + print('mount -t debugfs none /sys/kernel/debug') sys.exit(1) if not os.access(tracing_dir, os.W_OK): - print 'Unable to write to tracing debugfs directory, please run as root' + print('Unable to write to tracing debugfs directory, please run as root') sys.exit(1) if cmd == 'start': @@ -105,16 +106,16 @@ def main(): try: buffer_size_kb = int(sys.argv[2]) except ValueError: - print 'Invalid per-cpu trace buffer size in KB' + print('Invalid per-cpu trace buffer size in KB') sys.exit(1) write_file(trace_path('buffer_size_kb'), str(buffer_size_kb)) - print 'Per-CPU ring buffer size set to %d KB' % buffer_size_kb + print('Per-CPU ring buffer size set to %d KB' % buffer_size_kb) start_tracing() - print 'KVM flight recorder enabled' + print('KVM flight recorder enabled') elif cmd == 'stop': stop_tracing() - print 'KVM flight recorder disabled' + print('KVM flight recorder disabled') elif cmd == 'dump': dump_trace() elif cmd == 'tail': diff --git a/scripts/kvm/vmxcap b/scripts/kvm/vmxcap index d9a6db0..99a8146 100755 --- a/scripts/kvm/vmxcap +++ b/scripts/kvm/vmxcap @@ -10,6 +10,7 @@ # This work is licensed under the terms of the GNU GPL, version 2. See # the COPYING file in the top-level directory. +from __future__ import print_function MSR_IA32_VMX_BASIC = 0x480 MSR_IA32_VMX_PINBASED_CTLS = 0x481 MSR_IA32_VMX_PROCBASED_CTLS = 0x482 diff --git a/scripts/ordereddict.py b/scripts/ordereddict.py deleted file mode 100644 index 2d1d813..0000000 --- a/scripts/ordereddict.py +++ /dev/null @@ -1,128 +0,0 @@ -# Copyright (c) 2009 Raymond Hettinger -# -# Permission is hereby granted, free of charge, to any person -# obtaining a copy of this software and associated documentation files -# (the "Software"), to deal in the Software without restriction, -# including without limitation the rights to use, copy, modify, merge, -# publish, distribute, sublicense, and/or sell copies of the Software, -# and to permit persons to whom the Software is furnished to do so, -# subject to the following conditions: -# -# The above copyright notice and this permission notice shall be -# included in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES -# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT -# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, -# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING -# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -# OTHER DEALINGS IN THE SOFTWARE. - -from UserDict import DictMixin - - -class OrderedDict(dict, DictMixin): - - def __init__(self, *args, **kwds): - if len(args) > 1: - raise TypeError('expected at most 1 arguments, got %d' % len(args)) - try: - self.__end - except AttributeError: - self.clear() - self.update(*args, **kwds) - - def clear(self): - self.__end = end = [] - end += [None, end, end] # sentinel node for doubly linked list - self.__map = {} # key --> [key, prev, next] - dict.clear(self) - - def __setitem__(self, key, value): - if key not in self: - end = self.__end - curr = end[1] - curr[2] = end[1] = self.__map[key] = [key, curr, end] - dict.__setitem__(self, key, value) - - def __delitem__(self, key): - dict.__delitem__(self, key) - key, prev, next = self.__map.pop(key) - prev[2] = next - next[1] = prev - - def __iter__(self): - end = self.__end - curr = end[2] - while curr is not end: - yield curr[0] - curr = curr[2] - - def __reversed__(self): - end = self.__end - curr = end[1] - while curr is not end: - yield curr[0] - curr = curr[1] - - def popitem(self, last=True): - if not self: - raise KeyError('dictionary is empty') - if last: - key = reversed(self).next() - else: - key = iter(self).next() - value = self.pop(key) - return key, value - - def __reduce__(self): - items = [[k, self[k]] for k in self] - tmp = self.__map, self.__end - del self.__map, self.__end - inst_dict = vars(self).copy() - self.__map, self.__end = tmp - if inst_dict: - return (self.__class__, (items,), inst_dict) - return self.__class__, (items,) - - def keys(self): - return list(self) - - setdefault = DictMixin.setdefault - update = DictMixin.update - pop = DictMixin.pop - values = DictMixin.values - items = DictMixin.items - iterkeys = DictMixin.iterkeys - itervalues = DictMixin.itervalues - iteritems = DictMixin.iteritems - - def __repr__(self): - if not self: - return '%s()' % (self.__class__.__name__,) - return '%s(%r)' % (self.__class__.__name__, self.items()) - - def copy(self): - return self.__class__(self) - - @classmethod - def fromkeys(cls, iterable, value=None): - d = cls() - for key in iterable: - d[key] = value - return d - - def __eq__(self, other): - if isinstance(other, OrderedDict): - if len(self) != len(other): - return False - for p, q in zip(self.items(), other.items()): - if p != q: - return False - return True - return dict.__eq__(self, other) - - def __ne__(self, other): - return not self == other diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py index e82990f..2462fc0 100644 --- a/scripts/qapi/common.py +++ b/scripts/qapi/common.py @@ -16,10 +16,7 @@ import errno import os import re import string -try: - from collections import OrderedDict -except: - from ordereddict import OrderedDict +from collections import OrderedDict builtin_types = { 'null': 'QTYPE_QNULL', diff --git a/scripts/qmp/qemu-ga-client b/scripts/qmp/qemu-ga-client index 7d2a472..976e69e 100755 --- a/scripts/qmp/qemu-ga-client +++ b/scripts/qmp/qemu-ga-client @@ -36,10 +36,12 @@ # See also: https://wiki.qemu.org/Features/QAPI/GuestAgent # +from __future__ import print_function +from __future__ import absolute_import import base64 import random -import qmp +from . import qmp class QemuGuestAgent(qmp.QEMUMonitorProtocol): @@ -135,7 +137,7 @@ class QemuGuestAgentClient: def fsfreeze(self, cmd): if cmd not in ['status', 'freeze', 'thaw']: - raise StandardError('Invalid command: ' + cmd) + raise Exception('Invalid command: ' + cmd) return getattr(self.qga, 'fsfreeze' + '_' + cmd)() @@ -144,7 +146,7 @@ class QemuGuestAgentClient: def suspend(self, mode): if mode not in ['disk', 'ram', 'hybrid']: - raise StandardError('Invalid mode: ' + mode) + raise Exception('Invalid mode: ' + mode) try: getattr(self.qga, 'suspend' + '_' + mode)() @@ -155,7 +157,7 @@ class QemuGuestAgentClient: def shutdown(self, mode='powerdown'): if mode not in ['powerdown', 'halt', 'reboot']: - raise StandardError('Invalid mode: ' + mode) + raise Exception('Invalid mode: ' + mode) try: self.qga.shutdown(mode=mode) diff --git a/scripts/qmp/qmp b/scripts/qmp/qmp index 514b539..33a0d6b 100755 --- a/scripts/qmp/qmp +++ b/scripts/qmp/qmp @@ -10,8 +10,10 @@ # This work is licensed under the terms of the GNU GPLv2 or later. # See the COPYING file in the top-level directory. +from __future__ import print_function +from __future__ import absolute_import import sys, os -from qmp import QEMUMonitorProtocol +from .qmp import QEMUMonitorProtocol def print_response(rsp, prefix=[]): if type(rsp) == list: @@ -26,15 +28,15 @@ def print_response(rsp, prefix=[]): print_response(rsp[key], prefix + [key]) else: if len(prefix): - print '%s: %s' % ('.'.join(prefix), rsp) + print('%s: %s' % ('.'.join(prefix), rsp)) else: - print '%s' % (rsp) + print('%s' % (rsp)) def main(args): path = None # Use QMP_PATH if it's set - if os.environ.has_key('QMP_PATH'): + if 'QMP_PATH' in os.environ: path = os.environ['QMP_PATH'] while len(args): @@ -53,21 +55,21 @@ def main(args): elif arg in ['help']: os.execlp('man', 'man', 'qmp') else: - print 'Unknown argument "%s"' % arg + print('Unknown argument "%s"' % arg) args = args[1:] else: break if not path: - print "QMP path isn't set, use --path=qmp-monitor-address or set QMP_PATH" + print("QMP path isn't set, use --path=qmp-monitor-address or set QMP_PATH") return 1 if len(args): command, args = args[0], args[1:] else: - print 'No command found' - print 'Usage: "qmp [--path=qmp-monitor-address] qmp-cmd arguments"' + print('No command found') + print('Usage: "qmp [--path=qmp-monitor-address] qmp-cmd arguments"') return 1 if command in ['help']: @@ -78,7 +80,7 @@ def main(args): def do_command(srv, cmd, **kwds): rsp = srv.cmd(cmd, kwds) - if rsp.has_key('error'): + if 'error' in rsp: raise Exception(rsp['error']['desc']) return rsp['return'] @@ -93,7 +95,7 @@ def main(args): os.execvp(fullcmd, [fullcmd] + args) except OSError as exc: if exc.errno == 2: - print 'Command "%s" not found.' % (fullcmd) + print('Command "%s" not found.' % (fullcmd)) return 1 raise return 0 @@ -104,7 +106,7 @@ def main(args): arguments = {} for arg in args: if not arg.startswith('--'): - print 'Unknown argument "%s"' % arg + print('Unknown argument "%s"' % arg) return 1 arg = arg[2:] diff --git a/scripts/qmp/qmp-shell b/scripts/qmp/qmp-shell index be449de..26418da 100755 --- a/scripts/qmp/qmp-shell +++ b/scripts/qmp/qmp-shell @@ -65,7 +65,9 @@ # which will echo back the properly formatted JSON-compliant QMP that is being # sent to QEMU, which is useful for debugging and documentation generation. -import qmp +from __future__ import print_function +from __future__ import absolute_import +from . import qmp import json import ast import readline @@ -132,7 +134,7 @@ class QMPShell(qmp.QEMUMonitorProtocol): def _fill_completion(self): cmds = self.cmd('query-commands') - if cmds.has_key('error'): + if 'error' in cmds: return for cmd in cmds['return']: self._completer.append(cmd['name']) @@ -153,14 +155,14 @@ class QMPShell(qmp.QEMUMonitorProtocol): # File not found. No problem. pass else: - print "Failed to read history '%s'; %s" % (self._histfile, e) + print("Failed to read history '%s'; %s" % (self._histfile, e)) atexit.register(self.__save_history) def __save_history(self): try: readline.write_history_file(self._histfile) except Exception as e: - print "Failed to save history file '%s'; %s" % (self._histfile, e) + print("Failed to save history file '%s'; %s" % (self._histfile, e)) def __parse_value(self, val): try: @@ -258,15 +260,15 @@ class QMPShell(qmp.QEMUMonitorProtocol): if self._pretty: indent = 4 jsobj = json.dumps(qmp, indent=indent) - print str(jsobj) + print(str(jsobj)) def _execute_cmd(self, cmdline): try: qmpcmd = self.__build_cmd(cmdline) except Exception as e: - print 'Error while parsing command line: %s' % e - print 'command format: <command-name> ', - print '[arg-name1=arg1] ... [arg-nameN=argN]' + print('Error while parsing command line: %s' % e) + print('command format: <command-name> ', end=' ') + print('[arg-name1=arg1] ... [arg-nameN=argN]') return True # For transaction mode, we may have just cached the action: if qmpcmd is None: @@ -275,7 +277,7 @@ class QMPShell(qmp.QEMUMonitorProtocol): self._print(qmpcmd) resp = self.cmd_obj(qmpcmd) if resp is None: - print 'Disconnected' + print('Disconnected') return False self._print(resp) return True @@ -285,12 +287,12 @@ class QMPShell(qmp.QEMUMonitorProtocol): self.__completer_setup() def show_banner(self, msg='Welcome to the QMP low-level shell!'): - print msg + print(msg) if not self._greeting: - print 'Connected' + print('Connected') return version = self._greeting['QMP']['version']['qemu'] - print 'Connected to QEMU %d.%d.%d\n' % (version['major'],version['minor'],version['micro']) + print('Connected to QEMU %d.%d.%d\n' % (version['major'],version['minor'],version['micro'])) def get_prompt(self): if self._transmode: @@ -306,11 +308,11 @@ class QMPShell(qmp.QEMUMonitorProtocol): try: cmdline = raw_input(prompt) except EOFError: - print + print() return False if cmdline == '': for ev in self.get_events(): - print ev + print(ev) self.clear_events() return True else: @@ -366,24 +368,24 @@ class HMPShell(QMPShell): try: idx = int(cmdline.split()[1]) if not 'return' in self.__cmd_passthrough('info version', idx): - print 'bad CPU index' + print('bad CPU index') return True self.__cpu_index = idx except ValueError: - print 'cpu command takes an integer argument' + print('cpu command takes an integer argument') return True resp = self.__cmd_passthrough(cmdline, self.__cpu_index) if resp is None: - print 'Disconnected' + print('Disconnected') return False assert 'return' in resp or 'error' in resp if 'return' in resp: # Success if len(resp['return']) > 0: - print resp['return'], + print(resp['return'], end=' ') else: # Error - print '%s: %s' % (resp['error']['class'], resp['error']['desc']) + print('%s: %s' % (resp['error']['class'], resp['error']['desc'])) return True def show_banner(self): diff --git a/scripts/qmp/qom-fuse b/scripts/qmp/qom-fuse index 5c6754a..e524e79 100755 --- a/scripts/qmp/qom-fuse +++ b/scripts/qmp/qom-fuse @@ -11,11 +11,12 @@ # the COPYING file in the top-level directory. ## +from __future__ import absolute_import import fuse, stat from fuse import Fuse import os, posix from errno import * -from qmp import QEMUMonitorProtocol +from .qmp import QEMUMonitorProtocol fuse.fuse_python_api = (0, 2) @@ -28,7 +29,7 @@ class QOMFS(Fuse): self.ino_count = 1 def get_ino(self, path): - if self.ino_map.has_key(path): + if path in self.ino_map: return self.ino_map[path] self.ino_map[path] = self.ino_count self.ino_count += 1 @@ -89,7 +90,7 @@ class QOMFS(Fuse): def getattr(self, path): if self.is_link(path): - value = posix.stat_result((0755 | stat.S_IFLNK, + value = posix.stat_result((0o755 | stat.S_IFLNK, self.get_ino(path), 0, 2, @@ -100,7 +101,7 @@ class QOMFS(Fuse): 0, 0)) elif self.is_object(path): - value = posix.stat_result((0755 | stat.S_IFDIR, + value = posix.stat_result((0o755 | stat.S_IFDIR, self.get_ino(path), 0, 2, @@ -111,7 +112,7 @@ class QOMFS(Fuse): 0, 0)) elif self.is_property(path): - value = posix.stat_result((0644 | stat.S_IFREG, + value = posix.stat_result((0o644 | stat.S_IFREG, self.get_ino(path), 0, 1, diff --git a/scripts/qmp/qom-get b/scripts/qmp/qom-get index 0172c69..a3f5d76 100755 --- a/scripts/qmp/qom-get +++ b/scripts/qmp/qom-get @@ -11,9 +11,11 @@ # the COPYING file in the top-level directory. ## +from __future__ import print_function +from __future__ import absolute_import import sys import os -from qmp import QEMUMonitorProtocol +from .qmp import QEMUMonitorProtocol cmd, args = sys.argv[0], sys.argv[1:] socket_path = None @@ -33,7 +35,7 @@ def usage_error(error_msg = "unspecified error"): if len(args) > 0: if args[0] == "-h": - print usage() + print(usage()) exit(0); elif args[0] == "-s": try: @@ -43,7 +45,7 @@ if len(args) > 0: args = args[2:] if not socket_path: - if os.environ.has_key('QMP_SOCKET'): + if 'QMP_SOCKET' in os.environ: socket_path = os.environ['QMP_SOCKET'] else: usage_error("no QMP socket path or address given"); @@ -62,6 +64,6 @@ srv.connect() rsp = srv.command('qom-get', path=path, property=prop) if type(rsp) == dict: for i in rsp.keys(): - print '%s: %s' % (i, rsp[i]) + print('%s: %s' % (i, rsp[i])) else: - print rsp + print(rsp) diff --git a/scripts/qmp/qom-list b/scripts/qmp/qom-list index 1e7cc6c..2ba25e1 100755 --- a/scripts/qmp/qom-list +++ b/scripts/qmp/qom-list @@ -11,9 +11,11 @@ # the COPYING file in the top-level directory. ## +from __future__ import print_function +from __future__ import absolute_import import sys import os -from qmp import QEMUMonitorProtocol +from .qmp import QEMUMonitorProtocol cmd, args = sys.argv[0], sys.argv[1:] socket_path = None @@ -33,7 +35,7 @@ def usage_error(error_msg = "unspecified error"): if len(args) > 0: if args[0] == "-h": - print usage() + print(usage()) exit(0); elif args[0] == "-s": try: @@ -43,7 +45,7 @@ if len(args) > 0: args = args[2:] if not socket_path: - if os.environ.has_key('QMP_SOCKET'): + if 'QMP_SOCKET' in os.environ: socket_path = os.environ['QMP_SOCKET'] else: usage_error("no QMP socket path or address given"); @@ -52,13 +54,13 @@ srv = QEMUMonitorProtocol(socket_path) srv.connect() if len(args) == 0: - print '/' + print('/') sys.exit(0) for item in srv.command('qom-list', path=args[0]): if item['type'].startswith('child<'): - print '%s/' % item['name'] + print('%s/' % item['name']) elif item['type'].startswith('link<'): - print '@%s/' % item['name'] + print('@%s/' % item['name']) else: - print '%s' % item['name'] + print('%s' % item['name']) diff --git a/scripts/qmp/qom-set b/scripts/qmp/qom-set index 94e2778..0352668 100755 --- a/scripts/qmp/qom-set +++ b/scripts/qmp/qom-set @@ -11,9 +11,11 @@ # the COPYING file in the top-level directory. ## +from __future__ import print_function +from __future__ import absolute_import import sys import os -from qmp import QEMUMonitorProtocol +from .qmp import QEMUMonitorProtocol cmd, args = sys.argv[0], sys.argv[1:] socket_path = None @@ -34,7 +36,7 @@ def usage_error(error_msg = "unspecified error"): if len(args) > 0: if args[0] == "-h": - print usage() + print(usage()) exit(0); elif args[0] == "-s": try: @@ -44,7 +46,7 @@ if len(args) > 0: args = args[2:] if not socket_path: - if os.environ.has_key('QMP_SOCKET'): + if 'QMP_SOCKET' in os.environ: socket_path = os.environ['QMP_SOCKET'] else: usage_error("no QMP socket path or address given"); @@ -61,4 +63,4 @@ else: srv = QEMUMonitorProtocol(socket_path) srv.connect() -print srv.command('qom-set', path=path, property=prop, value=value) +print(srv.command('qom-set', path=path, property=prop, value=value)) diff --git a/scripts/qmp/qom-tree b/scripts/qmp/qom-tree index 906fcd2..32e708a 100755 --- a/scripts/qmp/qom-tree +++ b/scripts/qmp/qom-tree @@ -13,9 +13,11 @@ # the COPYING file in the top-level directory. ## +from __future__ import print_function +from __future__ import absolute_import import sys import os -from qmp import QEMUMonitorProtocol +from .qmp import QEMUMonitorProtocol cmd, args = sys.argv[0], sys.argv[1:] socket_path = None @@ -35,7 +37,7 @@ def usage_error(error_msg = "unspecified error"): if len(args) > 0: if args[0] == "-h": - print usage() + print(usage()) exit(0); elif args[0] == "-s": try: @@ -45,7 +47,7 @@ if len(args) > 0: args = args[2:] if not socket_path: - if os.environ.has_key('QMP_SOCKET'): + if 'QMP_SOCKET' in os.environ: socket_path = os.environ['QMP_SOCKET'] else: usage_error("no QMP socket path or address given"); @@ -54,15 +56,15 @@ srv = QEMUMonitorProtocol(socket_path) srv.connect() def list_node(path): - print '%s' % path + print('%s' % path) items = srv.command('qom-list', path=path) for item in items: if not item['type'].startswith('child<'): try: - print ' %s: %s (%s)' % (item['name'], srv.command('qom-get', path=path, property=item['name']), item['type']) + print(' %s: %s (%s)' % (item['name'], srv.command('qom-get', path=path, property=item['name']), item['type'])) except: - print ' %s: <EXCEPTION> (%s)' % (item['name'], item['type']) - print '' + print(' %s: <EXCEPTION> (%s)' % (item['name'], item['type'])) + print('') for item in items: if item['type'].startswith('child<'): list_node((path if (path != '/') else '') + '/' + item['name']) diff --git a/scripts/replay-dump.py b/scripts/replay-dump.py index e274086..5ae77c8 100755 --- a/scripts/replay-dump.py +++ b/scripts/replay-dump.py @@ -18,6 +18,7 @@ # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, see <http://www.gnu.org/licenses/>. +from __future__ import print_function import argparse import struct from collections import namedtuple @@ -89,9 +90,9 @@ def call_decode(table, index, dumpfile): "Search decode table for next step" decoder = next((d for d in table if d.eid == index), None) if not decoder: - print "Could not decode index: %d" % (index) - print "Entry is: %s" % (decoder) - print "Decode Table is:\n%s" % (table) + print("Could not decode index: %d" % (index)) + print("Entry is: %s" % (decoder)) + print("Decode Table is:\n%s" % (table)) return False else: return decoder.fn(decoder.eid, decoder.name, dumpfile) @@ -103,23 +104,23 @@ def print_event(eid, name, string=None, event_count=None): event_count = replay_state.event_count if string: - print "%d:%s(%d) %s" % (event_count, name, eid, string) + print("%d:%s(%d) %s" % (event_count, name, eid, string)) else: - print "%d:%s(%d)" % (event_count, name, eid) + print("%d:%s(%d)" % (event_count, name, eid)) # Decoders for each event type def decode_unimp(eid, name, _unused_dumpfile): "Unimplimented decoder, will trigger exit" - print "%s not handled - will now stop" % (name) + print("%s not handled - will now stop" % (name)) return False # Checkpoint decoder def swallow_async_qword(eid, name, dumpfile): "Swallow a qword of data without looking at it" step_id = read_qword(dumpfile) - print " %s(%d) @ %d" % (name, eid, step_id) + print(" %s(%d) @ %d" % (name, eid, step_id)) return True async_decode_table = [ Decoder(0, "REPLAY_ASYNC_EVENT_BH", swallow_async_qword), @@ -139,8 +140,8 @@ def decode_async(eid, name, dumpfile): async_event_checkpoint = read_byte(dumpfile) if async_event_checkpoint != replay_state.current_checkpoint: - print " mismatch between checkpoint %d and async data %d" % ( - replay_state.current_checkpoint, async_event_checkpoint) + print(" mismatch between checkpoint %d and async data %d" % ( + replay_state.current_checkpoint, async_event_checkpoint)) return True return call_decode(async_decode_table, async_event_kind, dumpfile) @@ -283,7 +284,7 @@ def decode_file(filename): version = read_dword(dumpfile) junk = read_qword(dumpfile) - print "HEADER: version 0x%x" % (version) + print("HEADER: version 0x%x" % (version)) if version == 0xe02007: event_decode_table = v7_event_table diff --git a/scripts/signrom.py b/scripts/signrom.py index 0497a1c..313ee28 100644 --- a/scripts/signrom.py +++ b/scripts/signrom.py @@ -1,3 +1,4 @@ +from __future__ import print_function # # Option ROM signing utility # diff --git a/scripts/simpletrace.py b/scripts/simpletrace.py index 9d45c6b..d4a50a1 100755 --- a/scripts/simpletrace.py +++ b/scripts/simpletrace.py @@ -9,6 +9,7 @@ # # For help see docs/devel/tracing.txt +from __future__ import print_function import struct import re import inspect @@ -44,7 +45,7 @@ def get_record(edict, idtoname, rechdr, fobj): rec = (name, rechdr[1], rechdr[3]) try: event = edict[name] - except KeyError, e: + except KeyError as e: import sys sys.stderr.write('%s event is logged but is not declared ' \ 'in the trace events file, try using ' \ @@ -257,6 +258,6 @@ if __name__ == '__main__': else: fields.append('%s=0x%x' % (name, rec[i])) i += 1 - print ' '.join(fields) + print(' '.join(fields)) run(Formatter()) diff --git a/scripts/vmstate-static-checker.py b/scripts/vmstate-static-checker.py index bcef7ee..d346728 100755 --- a/scripts/vmstate-static-checker.py +++ b/scripts/vmstate-static-checker.py @@ -19,6 +19,7 @@ # You should have received a copy of the GNU General Public License along # with this program; if not, see <http://www.gnu.org/licenses/>. +from __future__ import print_function import argparse import json import sys @@ -157,7 +158,7 @@ def check_fields(src_fields, dest_fields, desc, sec): while True: if advance_src: try: - s_item = s_iter.next() + s_item = next(s_iter) except StopIteration: if s_iter_list == []: break @@ -172,14 +173,14 @@ def check_fields(src_fields, dest_fields, desc, sec): if advance_dest: try: - d_item = d_iter.next() + d_item = next(d_iter) except StopIteration: if d_iter_list == []: # We were not in a substruct - print "Section \"" + sec + "\",", - print "Description " + "\"" + desc + "\":", - print "expected field \"" + s_item["field"] + "\",", - print "while dest has no further fields" + print("Section \"" + sec + "\",", end=' ') + print("Description " + "\"" + desc + "\":", end=' ') + print("expected field \"" + s_item["field"] + "\",", end=' ') + print("while dest has no further fields") bump_taint() break @@ -197,10 +198,10 @@ def check_fields(src_fields, dest_fields, desc, sec): advance_dest = True continue if unused_count < 0: - print "Section \"" + sec + "\",", - print "Description \"" + desc + "\":", - print "unused size mismatch near \"", - print s_item["field"] + "\"" + print("Section \"" + sec + "\",", end=' ') + print("Description \"" + desc + "\":", end=' ') + print("unused size mismatch near \"", end=' ') + print(s_item["field"] + "\"") bump_taint() break continue @@ -211,10 +212,10 @@ def check_fields(src_fields, dest_fields, desc, sec): advance_src = True continue if unused_count < 0: - print "Section \"" + sec + "\",", - print "Description \"" + desc + "\":", - print "unused size mismatch near \"", - print d_item["field"] + "\"" + print("Section \"" + sec + "\",", end=' ') + print("Description \"" + desc + "\":", end=' ') + print("unused size mismatch near \"", end=' ') + print(d_item["field"] + "\"") bump_taint() break continue @@ -262,10 +263,10 @@ def check_fields(src_fields, dest_fields, desc, sec): unused_count = s_item["size"] - d_item["size"] continue - print "Section \"" + sec + "\",", - print "Description \"" + desc + "\":", - print "expected field \"" + s_item["field"] + "\",", - print "got \"" + d_item["field"] + "\"; skipping rest" + print("Section \"" + sec + "\",", end=' ') + print("Description \"" + desc + "\":", end=' ') + print("expected field \"" + s_item["field"] + "\",", end=' ') + print("got \"" + d_item["field"] + "\"; skipping rest") bump_taint() break @@ -289,8 +290,8 @@ def check_subsections(src_sub, dest_sub, desc, sec): check_descriptions(s_item, d_item, sec) if not found: - print "Section \"" + sec + "\", Description \"" + desc + "\":", - print "Subsection \"" + s_item["name"] + "\" not found" + print("Section \"" + sec + "\", Description \"" + desc + "\":", end=' ') + print("Subsection \"" + s_item["name"] + "\" not found") bump_taint() @@ -299,8 +300,8 @@ def check_description_in_list(s_item, d_item, sec, desc): return if not "Description" in d_item: - print "Section \"" + sec + "\", Description \"" + desc + "\",", - print "Field \"" + s_item["field"] + "\": missing description" + print("Section \"" + sec + "\", Description \"" + desc + "\",", end=' ') + print("Field \"" + s_item["field"] + "\": missing description") bump_taint() return @@ -311,17 +312,17 @@ def check_descriptions(src_desc, dest_desc, sec): check_version(src_desc, dest_desc, sec, src_desc["name"]) if not check_fields_match(sec, src_desc["name"], dest_desc["name"]): - print "Section \"" + sec + "\":", - print "Description \"" + src_desc["name"] + "\"", - print "missing, got \"" + dest_desc["name"] + "\" instead; skipping" + print("Section \"" + sec + "\":", end=' ') + print("Description \"" + src_desc["name"] + "\"", end=' ') + print("missing, got \"" + dest_desc["name"] + "\" instead; skipping") bump_taint() return for f in src_desc: if not f in dest_desc: - print "Section \"" + sec + "\"", - print "Description \"" + src_desc["name"] + "\":", - print "Entry \"" + f + "\" missing" + print("Section \"" + sec + "\"", end=' ') + print("Description \"" + src_desc["name"] + "\":", end=' ') + print("Entry \"" + f + "\" missing") bump_taint() continue @@ -334,39 +335,39 @@ def check_descriptions(src_desc, dest_desc, sec): def check_version(s, d, sec, desc=None): if s["version_id"] > d["version_id"]: - print "Section \"" + sec + "\"", + print("Section \"" + sec + "\"", end=' ') if desc: - print "Description \"" + desc + "\":", - print "version error:", s["version_id"], ">", d["version_id"] + print("Description \"" + desc + "\":", end=' ') + print("version error:", s["version_id"], ">", d["version_id"]) bump_taint() if not "minimum_version_id" in d: return if s["version_id"] < d["minimum_version_id"]: - print "Section \"" + sec + "\"", + print("Section \"" + sec + "\"", end=' ') if desc: - print "Description \"" + desc + "\":", - print "minimum version error:", s["version_id"], "<", - print d["minimum_version_id"] + print("Description \"" + desc + "\":", end=' ') + print("minimum version error:", s["version_id"], "<", end=' ') + print(d["minimum_version_id"]) bump_taint() def check_size(s, d, sec, desc=None, field=None): if s["size"] != d["size"]: - print "Section \"" + sec + "\"", + print("Section \"" + sec + "\"", end=' ') if desc: - print "Description \"" + desc + "\"", + print("Description \"" + desc + "\"", end=' ') if field: - print "Field \"" + field + "\"", - print "size mismatch:", s["size"], ",", d["size"] + print("Field \"" + field + "\"", end=' ') + print("size mismatch:", s["size"], ",", d["size"]) bump_taint() def check_machine_type(s, d): if s["Name"] != d["Name"]: - print "Warning: checking incompatible machine types:", - print "\"" + s["Name"] + "\", \"" + d["Name"] + "\"" + print("Warning: checking incompatible machine types:", end=' ') + print("\"" + s["Name"] + "\", \"" + d["Name"] + "\"") return @@ -400,7 +401,7 @@ def main(): # doesn't exist in dest. dest_sec = get_changed_sec_name(sec) if not dest_sec in dest_data: - print "Section \"" + sec + "\" does not exist in dest" + print("Section \"" + sec + "\" does not exist in dest") bump_taint() continue @@ -415,8 +416,8 @@ def main(): for entry in s: if not entry in d: - print "Section \"" + sec + "\": Entry \"" + entry + "\"", - print "missing" + print("Section \"" + sec + "\": Entry \"" + entry + "\"", end=' ') + print("missing") bump_taint() continue diff --git a/tests/Makefile.include b/tests/Makefile.include index d098a10..bb08e37 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -31,7 +31,6 @@ $(SRC_PATH)/scripts/qapi/types.py \ $(SRC_PATH)/scripts/qapi/visit.py \ $(SRC_PATH)/scripts/qapi/common.py \ $(SRC_PATH)/scripts/qapi/doc.py \ -$(SRC_PATH)/scripts/ordereddict.py \ $(SRC_PATH)/scripts/qapi-gen.py # Get the list of all supported sysemu targets diff --git a/tests/docker/docker.py b/tests/docker/docker.py index f826758..306e14c 100755 --- a/tests/docker/docker.py +++ b/tests/docker/docker.py @@ -11,6 +11,7 @@ # or (at your option) any later version. See the COPYING file in # the top-level directory. +from __future__ import print_function import os import sys sys.path.append(os.path.join(os.path.dirname(__file__), @@ -87,7 +88,7 @@ def _get_so_libs(executable): so_lib = search.groups()[1] libs.append("%s/%s" % (so_path, so_lib)) except subprocess.CalledProcessError: - print "%s had no associated libraries (static build?)" % (executable) + print("%s had no associated libraries (static build?)" % (executable)) return libs @@ -161,7 +162,7 @@ class Docker(object): continue if only_known and instance_uuid not in self._instances: continue - print "Terminating", i + print("Terminating", i) if active: self._do(["kill", i]) self._do(["rm", i]) @@ -288,7 +289,7 @@ class BuildCommand(SubCommand): if "--no-cache" not in argv and \ dkr.image_matches_dockerfile(tag, dockerfile): if not args.quiet: - print "Image is up to date." + print("Image is up to date.") else: # Create a docker context directory for the build docker_dir = tempfile.mkdtemp(prefix="docker_build") @@ -300,10 +301,10 @@ class BuildCommand(SubCommand): rc = subprocess.call(os.path.realpath(docker_pre), cwd=docker_dir, stdout=stdout) if rc == 3: - print "Skip" + print("Skip") return 0 elif rc != 0: - print "%s exited with code %d" % (docker_pre, rc) + print("%s exited with code %d" % (docker_pre, rc)) return 1 # Copy any extra files into the Docker context. These can be @@ -399,11 +400,11 @@ class ProbeCommand(SubCommand): try: docker = Docker() if docker._command[0] == "docker": - print "yes" + print("yes") elif docker._command[0] == "sudo": - print "sudo" + print("sudo") except Exception: - print "no" + print("no") return diff --git a/tests/docker/travis.py b/tests/docker/travis.py index 703a7fd..ea1ef16 100755 --- a/tests/docker/travis.py +++ b/tests/docker/travis.py @@ -11,6 +11,7 @@ # or (at your option) any later version. See the COPYING file in # the top-level directory. +from __future__ import print_function import sys import yaml import itertools @@ -34,14 +35,14 @@ def main(): sys.stderr.write("Usage: %s <travis-file>\n" % sys.argv[0]) return 1 conf = load_yaml(sys.argv[1]) - print "\n".join((": ${%s}" % var for var in conf["env"]["global"])) + print("\n".join((": ${%s}" % var for var in conf["env"]["global"]))) for config in conf_iter(conf): - print "(" - print "\n".join(config["env"]) - print "alias cc=" + config["compiler"] - print "\n".join(conf["before_script"]) - print "\n".join(conf["script"]) - print ")" + print("(") + print("\n".join(config["env"])) + print("alias cc=" + config["compiler"]) + print("\n".join(conf["before_script"])) + print("\n".join(conf["script"])) + print(")") return 0 if __name__ == "__main__": diff --git a/tests/guest-debug/test-gdbstub.py b/tests/guest-debug/test-gdbstub.py index 31ba6c9..474d2c5 100644 --- a/tests/guest-debug/test-gdbstub.py +++ b/tests/guest-debug/test-gdbstub.py @@ -1,3 +1,4 @@ +from __future__ import print_function # # This script needs to be run on startup # qemu -kernel ${KERNEL} -s -S diff --git a/tests/image-fuzzer/qcow2/__init__.py b/tests/image-fuzzer/qcow2/__init__.py index e2ebe19..09ef598 100644 --- a/tests/image-fuzzer/qcow2/__init__.py +++ b/tests/image-fuzzer/qcow2/__init__.py @@ -1 +1,2 @@ -from layout import create_image +from __future__ import absolute_import +from .layout import create_image diff --git a/tests/image-fuzzer/qcow2/fuzz.py b/tests/image-fuzzer/qcow2/fuzz.py index 20eba6b..abc4f06 100644 --- a/tests/image-fuzzer/qcow2/fuzz.py +++ b/tests/image-fuzzer/qcow2/fuzz.py @@ -17,6 +17,7 @@ # import random +from functools import reduce UINT8 = 0xff UINT16 = 0xffff diff --git a/tests/image-fuzzer/qcow2/layout.py b/tests/image-fuzzer/qcow2/layout.py index 63e801f..675877d 100644 --- a/tests/image-fuzzer/qcow2/layout.py +++ b/tests/image-fuzzer/qcow2/layout.py @@ -16,9 +16,10 @@ # along with this program. If not, see <http://www.gnu.org/licenses/>. # +from __future__ import absolute_import import random import struct -import fuzz +from . import fuzz from math import ceil from os import urandom from itertools import chain diff --git a/tests/image-fuzzer/runner.py b/tests/image-fuzzer/runner.py index 96a1c11..95d84f3 100755 --- a/tests/image-fuzzer/runner.py +++ b/tests/image-fuzzer/runner.py @@ -18,6 +18,7 @@ # along with this program. If not, see <http://www.gnu.org/licenses/>. # +from __future__ import print_function import sys import os import signal @@ -36,9 +37,8 @@ except ImportError: try: import simplejson as json except ImportError: - print >>sys.stderr, \ - "Warning: Module for JSON processing is not found.\n" \ - "'--config' and '--command' options are not supported." + print("Warning: Module for JSON processing is not found.\n" \ + "'--config' and '--command' options are not supported.", file=sys.stderr) # Backing file sizes in MB MAX_BACKING_FILE_SIZE = 10 @@ -128,7 +128,7 @@ class TestEnv(object): if seed is not None: self.seed = seed else: - self.seed = str(random.randint(0, sys.maxint)) + self.seed = str(random.randint(0, sys.maxsize)) random.seed(self.seed) self.init_path = os.getcwd() @@ -158,9 +158,8 @@ class TestEnv(object): try: os.makedirs(self.current_dir) except OSError as e: - print >>sys.stderr, \ - "Error: The working directory '%s' cannot be used. Reason: %s"\ - % (self.work_dir, e[1]) + print("Error: The working directory '%s' cannot be used. Reason: %s"\ + % (self.work_dir, e[1]), file=sys.stderr) raise TestException self.log = open(os.path.join(self.current_dir, "test.log"), "w") self.parent_log = open(run_log, "a") @@ -277,7 +276,7 @@ class TestEnv(object): if __name__ == '__main__': def usage(): - print """ + print(""" Usage: runner.py [OPTION...] TEST_DIR IMG_GENERATOR Set up test environment in TEST_DIR and run a test in it. A module for @@ -326,7 +325,7 @@ if __name__ == '__main__': If '--config' argument is specified, fields not listed in the configuration array will not be fuzzed. - """ + """) def run_test(test_id, seed, work_dir, run_log, cleanup, log_all, command, fuzz_config): @@ -357,8 +356,7 @@ if __name__ == '__main__': ['command=', 'help', 'seed=', 'config=', 'keep_passed', 'verbose', 'duration=']) except getopt.error as e: - print >>sys.stderr, \ - "Error: %s\n\nTry 'runner.py --help' for more information" % e + print("Error: %s\n\nTry 'runner.py --help' for more information" % e, file=sys.stderr) sys.exit(1) command = None @@ -375,9 +373,8 @@ if __name__ == '__main__': try: command = json.loads(arg) except (TypeError, ValueError, NameError) as e: - print >>sys.stderr, \ - "Error: JSON array of test commands cannot be loaded.\n" \ - "Reason: %s" % e + print("Error: JSON array of test commands cannot be loaded.\n" \ + "Reason: %s" % e, file=sys.stderr) sys.exit(1) elif opt in ('-k', '--keep_passed'): cleanup = False @@ -391,15 +388,13 @@ if __name__ == '__main__': try: config = json.loads(arg) except (TypeError, ValueError, NameError) as e: - print >>sys.stderr, \ - "Error: JSON array with the fuzzer configuration cannot" \ - " be loaded\nReason: %s" % e + print("Error: JSON array with the fuzzer configuration cannot" \ + " be loaded\nReason: %s" % e, file=sys.stderr) sys.exit(1) if not len(args) == 2: - print >>sys.stderr, \ - "Expected two parameters\nTry 'runner.py --help'" \ - " for more information." + print("Expected two parameters\nTry 'runner.py --help'" \ + " for more information.", file=sys.stderr) sys.exit(1) work_dir = os.path.realpath(args[0]) @@ -415,9 +410,8 @@ if __name__ == '__main__': try: image_generator = __import__(generator_name) except ImportError as e: - print >>sys.stderr, \ - "Error: The image generator '%s' cannot be imported.\n" \ - "Reason: %s" % (generator_name, e) + print("Error: The image generator '%s' cannot be imported.\n" \ + "Reason: %s" % (generator_name, e), file=sys.stderr) sys.exit(1) # Enable core dumps @@ -428,7 +422,7 @@ if __name__ == '__main__': test_id = count(1) while should_continue(duration, start_time): try: - run_test(str(test_id.next()), seed, work_dir, run_log, cleanup, + run_test(str(next(test_id)), seed, work_dir, run_log, cleanup, log_all, command, config) except (KeyboardInterrupt, SystemExit): sys.exit(1) diff --git a/tests/migration/guestperf/engine.py b/tests/migration/guestperf/engine.py index e14d432..398e3f2 100644 --- a/tests/migration/guestperf/engine.py +++ b/tests/migration/guestperf/engine.py @@ -1,3 +1,4 @@ +from __future__ import print_function # # Migration test main engine # @@ -117,7 +118,7 @@ class Engine(object): # XXX how to get dst timings on remote host ? if self._verbose: - print "Sleeping %d seconds for initial guest workload run" % self._sleep + print("Sleeping %d seconds for initial guest workload run" % self._sleep) sleep_secs = self._sleep while sleep_secs > 1: src_qemu_time.append(self._cpu_timing(src_pid)) @@ -126,7 +127,7 @@ class Engine(object): sleep_secs -= 1 if self._verbose: - print "Starting migration" + print("Starting migration") if scenario._auto_converge: resp = src.command("migrate-set-capabilities", capabilities = [ @@ -216,7 +217,7 @@ class Engine(object): if progress._status == "completed": if self._verbose: - print "Sleeping %d seconds for final guest workload run" % self._sleep + print("Sleeping %d seconds for final guest workload run" % self._sleep) sleep_secs = self._sleep while sleep_secs > 1: time.sleep(1) @@ -227,23 +228,23 @@ class Engine(object): return [progress_history, src_qemu_time, src_vcpu_time] if self._verbose and (loop % 20) == 0: - print "Iter %d: remain %5dMB of %5dMB (total %5dMB @ %5dMb/sec)" % ( + print("Iter %d: remain %5dMB of %5dMB (total %5dMB @ %5dMb/sec)" % ( progress._ram._iterations, progress._ram._remaining_bytes / (1024 * 1024), progress._ram._total_bytes / (1024 * 1024), progress._ram._transferred_bytes / (1024 * 1024), progress._ram._transfer_rate_mbs, - ) + )) if progress._ram._iterations > scenario._max_iters: if self._verbose: - print "No completion after %d iterations over RAM" % scenario._max_iters + print("No completion after %d iterations over RAM" % scenario._max_iters) src.command("migrate_cancel") continue if time.time() > (start + scenario._max_time): if self._verbose: - print "No completion after %d seconds" % scenario._max_time + print("No completion after %d seconds" % scenario._max_time) src.command("migrate_cancel") continue @@ -251,7 +252,7 @@ class Engine(object): progress._ram._iterations >= scenario._post_copy_iters and not post_copy): if self._verbose: - print "Switching to post-copy after %d iterations" % scenario._post_copy_iters + print("Switching to post-copy after %d iterations" % scenario._post_copy_iters) resp = src.command("migrate-start-postcopy") post_copy = True @@ -259,7 +260,7 @@ class Engine(object): progress._ram._iterations >= scenario._pause_iters and not paused): if self._verbose: - print "Pausing VM after %d iterations" % scenario._pause_iters + print("Pausing VM after %d iterations" % scenario._pause_iters) resp = src.command("stop") paused = True @@ -348,7 +349,7 @@ class Engine(object): if not log: return [] if self._debug: - print log + print(log) regex = r"[^\s]+\s\((\d+)\):\sINFO:\s(\d+)ms\scopied\s\d+\sGB\sin\s(\d+)ms" matcher = re.compile(regex) @@ -407,7 +408,7 @@ class Engine(object): if uri[0:5] == "unix:": os.remove(uri[5:]) if self._verbose: - print "Finished migration" + print("Finished migration") src.shutdown() dst.shutdown() @@ -420,7 +421,7 @@ class Engine(object): self._initrd, self._transport, self._sleep) except Exception as e: if self._debug: - print "Failed: %s" % str(e) + print("Failed: %s" % str(e)) try: src.shutdown() except: @@ -431,7 +432,7 @@ class Engine(object): pass if self._debug: - print src.get_log() - print dst.get_log() + print(src.get_log()) + print(dst.get_log()) raise diff --git a/tests/migration/guestperf/plot.py b/tests/migration/guestperf/plot.py index bc42249..aa98912 100644 --- a/tests/migration/guestperf/plot.py +++ b/tests/migration/guestperf/plot.py @@ -1,3 +1,4 @@ +from __future__ import print_function # # Migration test graph plotting # @@ -588,7 +589,7 @@ class Plot(object): """ def generate_html(self, fh): - print >>fh, """<html> + print("""<html> <head> <script type="text/javascript" src="plotly.min.js"> </script> @@ -601,19 +602,19 @@ class Plot(object): <h1>Migration report</h1> <h2>Chart summary</h2> <div id="chart"> -""" % self._generate_style() - print >>fh, self._generate_chart() - print >>fh, """ +""" % self._generate_style(), file=fh) + print(self._generate_chart(), file=fh) + print(""" </div> <h2>Report details</h2> <div id="report"> -""" - print >>fh, self._generate_report() - print >>fh, """ +""", file=fh) + print(self._generate_report(), file=fh) + print(""" </div> </body> </html> -""" +""", file=fh) def generate(self, filename): if filename is None: diff --git a/tests/migration/guestperf/shell.py b/tests/migration/guestperf/shell.py index b272978..a6b8cec 100644 --- a/tests/migration/guestperf/shell.py +++ b/tests/migration/guestperf/shell.py @@ -1,3 +1,4 @@ +from __future__ import print_function # # Migration test command line shell integration # @@ -160,13 +161,13 @@ class Shell(BaseShell): try: report = engine.run(hardware, scenario) if args.output is None: - print report.to_json() + print(report.to_json()) else: with open(args.output, "w") as fh: - print >>fh, report.to_json() + print(report.to_json(), file=fh) return 0 except Exception as e: - print >>sys.stderr, "Error: %s" % str(e) + print("Error: %s" % str(e), file=sys.stderr) if args.debug: raise return 1 @@ -199,11 +200,11 @@ class BatchShell(BaseShell): name = os.path.join(comparison._name, scenario._name) if not fnmatch.fnmatch(name, args.filter): if args.verbose: - print "Skipping %s" % name + print("Skipping %s" % name) continue if args.verbose: - print "Running %s" % name + print("Running %s" % name) dirname = os.path.join(args.output, comparison._name) filename = os.path.join(dirname, scenario._name + ".json") @@ -211,9 +212,9 @@ class BatchShell(BaseShell): os.makedirs(dirname) report = engine.run(hardware, scenario) with open(filename, "w") as fh: - print >>fh, report.to_json() + print(report.to_json(), file=fh) except Exception as e: - print >>sys.stderr, "Error: %s" % str(e) + print("Error: %s" % str(e), file=sys.stderr) if args.debug: raise @@ -246,14 +247,14 @@ class PlotShell(object): if len(args.reports) == 0: - print >>sys.stderr, "At least one report required" + print("At least one report required", file=sys.stderr) return 1 if not (args.qemu_cpu or args.vcpu_cpu or args.total_guest_cpu or args.split_guest_cpu): - print >>sys.stderr, "At least one chart type is required" + print("At least one chart type is required", file=sys.stderr) return 1 reports = [] diff --git a/tests/qemu-iotests/093 b/tests/qemu-iotests/093 index c3404a3..68e344f 100755 --- a/tests/qemu-iotests/093 +++ b/tests/qemu-iotests/093 @@ -237,7 +237,7 @@ class ThrottleTestGroupNames(iotests.QMPTestCase): if name: self.assertEqual(info["group"], name) else: - self.assertFalse(info.has_key('group')) + self.assertFalse('group' in info) return raise Exception("No group information found for '%s'" % device) diff --git a/tests/qemu-iotests/096 b/tests/qemu-iotests/096 index aeeb375..a694396 100755 --- a/tests/qemu-iotests/096 +++ b/tests/qemu-iotests/096 @@ -53,9 +53,9 @@ class TestLiveSnapshot(iotests.QMPTestCase): self.assertEqual(r['iops'], self.iops) self.assertEqual(r['iops_size'], self.iops_size) else: - self.assertFalse(r.has_key('group')) + self.assertFalse('group' in r) self.assertEqual(r['iops'], 0) - self.assertFalse(r.has_key('iops_size')) + self.assertFalse('iops_size' in r) def testSnapshot(self): self.checkConfig('base') diff --git a/tests/qemu-iotests/118 b/tests/qemu-iotests/118 index a0469b5..ff3b2ae 100755 --- a/tests/qemu-iotests/118 +++ b/tests/qemu-iotests/118 @@ -390,14 +390,14 @@ class TestChangeReadOnly(ChangeBaseClass): def tearDown(self): self.vm.shutdown() - os.chmod(old_img, 0666) - os.chmod(new_img, 0666) + os.chmod(old_img, 0o666) + os.chmod(new_img, 0o666) os.remove(old_img) os.remove(new_img) def test_ro_ro_retain(self): - os.chmod(old_img, 0444) - os.chmod(new_img, 0444) + os.chmod(old_img, 0o444) + os.chmod(new_img, 0o444) self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -417,7 +417,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) def test_ro_rw_retain(self): - os.chmod(old_img, 0444) + os.chmod(old_img, 0o444) self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -437,7 +437,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) def test_rw_ro_retain(self): - os.chmod(new_img, 0444) + os.chmod(new_img, 0o444) self.vm.add_drive(old_img, 'media=disk', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -459,7 +459,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) def test_ro_rw(self): - os.chmod(old_img, 0444) + os.chmod(old_img, 0o444) self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -480,7 +480,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) def test_rw_ro(self): - os.chmod(new_img, 0444) + os.chmod(new_img, 0o444) self.vm.add_drive(old_img, 'media=disk', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -521,7 +521,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) def test_make_ro_rw(self): - os.chmod(new_img, 0444) + os.chmod(new_img, 0o444) self.vm.add_drive(old_img, 'media=disk', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -542,7 +542,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) def test_make_rw_ro_by_retain(self): - os.chmod(old_img, 0444) + os.chmod(old_img, 0o444) self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -562,7 +562,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) def test_make_ro_rw_by_retain(self): - os.chmod(new_img, 0444) + os.chmod(new_img, 0o444) self.vm.add_drive(old_img, 'media=disk', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() @@ -582,7 +582,7 @@ class TestChangeReadOnly(ChangeBaseClass): self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) def test_rw_ro_cycle(self): - os.chmod(new_img, 0444) + os.chmod(new_img, 0o444) self.vm.add_drive(old_img, 'media=disk', 'none') self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) self.vm.launch() diff --git a/tests/qemu-iotests/136 b/tests/qemu-iotests/136 index 88b97ea..a154d8e 100755 --- a/tests/qemu-iotests/136 +++ b/tests/qemu-iotests/136 @@ -203,7 +203,7 @@ sector = "%d" if (self.accounted_ops(read = True, write = True, flush = True) != 0): self.assertLess(0, stats['idle_time_ns']) else: - self.assertFalse(stats.has_key('idle_time_ns')) + self.assertFalse('idle_time_ns' in stats) # This test does not alter these, so they must be all 0 self.assertEqual(0, stats['rd_merged']) diff --git a/tests/qemu-iotests/149 b/tests/qemu-iotests/149 index 223cd68..d3ffa25 100755 --- a/tests/qemu-iotests/149 +++ b/tests/qemu-iotests/149 @@ -20,6 +20,7 @@ # Exercise the QEMU 'luks' block driver to validate interoperability # with the Linux dm-crypt + cryptsetup implementation +from __future__ import print_function import subprocess import os import os.path @@ -376,7 +377,7 @@ def test_once(config, qemu_img=False): finally: iotests.log("# Delete image") delete_image(config) - print + print() # Obviously we only work with the luks image format diff --git a/tests/qemu-iotests/165 b/tests/qemu-iotests/165 index 2936929..88f62d3 100755 --- a/tests/qemu-iotests/165 +++ b/tests/qemu-iotests/165 @@ -18,6 +18,7 @@ # along with this program. If not, see <http://www.gnu.org/licenses/>. # +from __future__ import print_function import os import re import iotests @@ -85,7 +86,7 @@ class TestPersistentDirtyBitmap(iotests.QMPTestCase): log = re.sub(r'^\[I \d+\.\d+\] OPENED\n', '', log) log = re.sub(r'\[I \+\d+\.\d+\] CLOSED\n?$', '', log) if log: - print log + print(log) self.vm = self.mkVm() self.vm.launch() diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py index 2f22fab..4e67fbb 100644 --- a/tests/qemu-iotests/iotests.py +++ b/tests/qemu-iotests/iotests.py @@ -1,3 +1,4 @@ +from __future__ import print_function # Common utilities and Python wrappers for qemu-iotests # # Copyright (C) 2012 IBM Corp. @@ -248,7 +249,7 @@ def filter_img_info(output, filename): def log(msg, filters=[]): for flt in filters: msg = flt(msg) - print msg + print(msg) class Timeout: def __init__(self, seconds, errmsg = "Timeout"): @@ -613,7 +614,7 @@ def notrun(reason): seq = os.path.basename(sys.argv[0]) open('%s/%s.notrun' % (output_dir, seq), 'wb').write(reason + '\n') - print '%s not run: %s' % (seq, reason) + print('%s not run: %s' % (seq, reason)) sys.exit(0) def verify_image_format(supported_fmts=[], unsupported_fmts=[]): diff --git a/tests/qemu-iotests/nbd-fault-injector.py b/tests/qemu-iotests/nbd-fault-injector.py index 8a04d97..f9193c0 100755 --- a/tests/qemu-iotests/nbd-fault-injector.py +++ b/tests/qemu-iotests/nbd-fault-injector.py @@ -43,6 +43,7 @@ # This work is licensed under the terms of the GNU GPL, version 2 or later. # See the COPYING file in the top-level directory. +from __future__ import print_function import sys import socket import struct @@ -110,7 +111,7 @@ class FaultInjectionSocket(object): for rule in self.rules: if rule.match(event, io): if rule.when == 0 or bufsize is None: - print 'Closing connection on rule match %s' % rule.name + print('Closing connection on rule match %s' % rule.name) sys.exit(0) if rule.when != -1: return rule.when @@ -182,7 +183,7 @@ def handle_connection(conn, use_export): elif req.type == NBD_CMD_DISC: break else: - print 'unrecognized command type %#02x' % req.type + print('unrecognized command type %#02x' % req.type) break conn.close() @@ -242,7 +243,7 @@ def open_socket(path): sock = socket.socket(socket.AF_UNIX) sock.bind(path) sock.listen(0) - print 'Listening on %s' % path + print('Listening on %s' % path) sys.stdout.flush() # another process may be waiting, show message now return sock diff --git a/tests/qemu-iotests/qcow2.py b/tests/qemu-iotests/qcow2.py index 9cc4cf7..b95a837 100755 --- a/tests/qemu-iotests/qcow2.py +++ b/tests/qemu-iotests/qcow2.py @@ -1,5 +1,6 @@ #!/usr/bin/env python +from __future__ import print_function import sys import struct import string @@ -129,8 +130,8 @@ class QcowHeader: def dump(self): for f in QcowHeader.fields: - print "%-25s" % f[2], f[1] % self.__dict__[f[2]] - print "" + print("%-25s" % f[2], f[1] % self.__dict__[f[2]]) + print("") def dump_extensions(self): for ex in self.extensions: @@ -141,11 +142,11 @@ class QcowHeader: else: data = "<binary>" - print "Header extension:" - print "%-25s %#x" % ("magic", ex.magic) - print "%-25s %d" % ("length", ex.length) - print "%-25s %s" % ("data", data) - print "" + print("Header extension:") + print("%-25s %#x" % ("magic", ex.magic)) + print("%-25s %d" % ("length", ex.length)) + print("%-25s %s" % ("data", data)) + print("") def cmd_dump_header(fd): @@ -157,12 +158,12 @@ def cmd_set_header(fd, name, value): try: value = int(value, 0) except: - print "'%s' is not a valid number" % value + print("'%s' is not a valid number" % value) sys.exit(1) fields = (field[2] for field in QcowHeader.fields) if not name in fields: - print "'%s' is not a known header field" % name + print("'%s' is not a known header field" % name) sys.exit(1) h = QcowHeader(fd) @@ -173,7 +174,7 @@ def cmd_add_header_ext(fd, magic, data): try: magic = int(magic, 0) except: - print "'%s' is not a valid magic number" % magic + print("'%s' is not a valid magic number" % magic) sys.exit(1) h = QcowHeader(fd) @@ -188,7 +189,7 @@ def cmd_del_header_ext(fd, magic): try: magic = int(magic, 0) except: - print "'%s' is not a valid magic number" % magic + print("'%s' is not a valid magic number" % magic) sys.exit(1) h = QcowHeader(fd) @@ -200,7 +201,7 @@ def cmd_del_header_ext(fd, magic): h.extensions.remove(ex) if not found: - print "No such header extension" + print("No such header extension") return h.update(fd) @@ -211,7 +212,7 @@ def cmd_set_feature_bit(fd, group, bit): if bit < 0 or bit >= 64: raise ValueError except: - print "'%s' is not a valid bit number in range [0, 64)" % bit + print("'%s' is not a valid bit number in range [0, 64)" % bit) sys.exit(1) h = QcowHeader(fd) @@ -222,7 +223,7 @@ def cmd_set_feature_bit(fd, group, bit): elif group == 'autoclear': h.autoclear_features |= 1 << bit else: - print "'%s' is not a valid group, try 'incompatible', 'compatible', or 'autoclear'" % group + print("'%s' is not a valid group, try 'incompatible', 'compatible', or 'autoclear'" % group) sys.exit(1) h.update(fd) @@ -248,16 +249,16 @@ def main(filename, cmd, args): else: handler(fd, *args) return - print "Unknown command '%s'" % cmd + print("Unknown command '%s'" % cmd) finally: fd.close() def usage(): - print "Usage: %s <file> <cmd> [<arg>, ...]" % sys.argv[0] - print "" - print "Supported commands:" + print("Usage: %s <file> <cmd> [<arg>, ...]" % sys.argv[0]) + print("") + print("Supported commands:") for name, handler, num_args, desc in cmds: - print " %-20s - %s" % (name, desc) + print(" %-20s - %s" % (name, desc)) if __name__ == '__main__': if len(sys.argv) < 3: diff --git a/tests/qemu-iotests/qed.py b/tests/qemu-iotests/qed.py index 748068d..ea469b9 100755 --- a/tests/qemu-iotests/qed.py +++ b/tests/qemu-iotests/qed.py @@ -10,6 +10,7 @@ # This work is licensed under the terms of the GNU GPL, version 2 or later. # See the COPYING file in the top-level directory. +from __future__ import print_function import sys import struct import random @@ -108,12 +109,12 @@ def corrupt_table_invalidate(qed, table): def cmd_show(qed, *args): '''show [header|l1|l2 <offset>]- Show header or l1/l2 tables''' if not args or args[0] == 'header': - print qed.header + print(qed.header) elif args[0] == 'l1': - print qed.l1_table + print(qed.l1_table) elif len(args) == 2 and args[0] == 'l2': offset = int(args[1]) - print qed.read_table(offset) + print(qed.read_table(offset)) else: err('unrecognized sub-command') @@ -146,7 +147,7 @@ def cmd_invalidate(qed, table_level): def cmd_need_check(qed, *args): '''need-check [on|off] - Test, set, or clear the QED_F_NEED_CHECK header bit''' if not args: - print bool(qed.header['features'] & QED_F_NEED_CHECK) + print(bool(qed.header['features'] & QED_F_NEED_CHECK)) return if args[0] == 'on': @@ -208,11 +209,11 @@ def cmd_copy_metadata(qed, outfile): out.close() def usage(): - print 'Usage: %s <file> <cmd> [<arg>, ...]' % sys.argv[0] - print - print 'Supported commands:' + print('Usage: %s <file> <cmd> [<arg>, ...]' % sys.argv[0]) + print() + print('Supported commands:') for cmd in sorted(x for x in globals() if x.startswith('cmd_')): - print globals()[cmd].__doc__ + print(globals()[cmd].__doc__) sys.exit(1) def main(): diff --git a/tests/vm/basevm.py b/tests/vm/basevm.py index 3a2d508..3643117 100755 --- a/tests/vm/basevm.py +++ b/tests/vm/basevm.py @@ -11,6 +11,7 @@ # the COPYING file in the top-level directory. # +from __future__ import print_function import os import sys import logging @@ -222,7 +223,7 @@ def main(vmcls): try: args, argv = parse_args(vmcls.name) if not argv and not args.build_qemu and not args.build_image: - print "Nothing to do?" + print("Nothing to do?") return 1 logging.basicConfig(level=(logging.DEBUG if args.debug else logging.WARN)) |