5 files changed, 6 insertions, 5 deletions
diff --git a/interpreter.py b/interpreter.py
index 84db87e..863b23b 100644
--- a/interpreter.py
+++ b/interpreter.py
@@ -1681,7 +1681,7 @@ class Interpreter():
             isinstance(value, str) or\
             isinstance(value, int) or \
             isinstance(value, list) or \
-            isinstance(value, File):
+            isinstance(value, mesonlib.File):
             return True
         return False
 
diff --git a/mesonconf.py b/mesonconf.py
index ec6faef..eeedc2b 100755
--- a/mesonconf.py
+++ b/mesonconf.py
@@ -198,8 +198,7 @@ class Conf:
 
 if __name__ == '__main__':
     options = parser.parse_args()
-    if len(options.directory) > 1:
-        print(args)
+    if len(options.directory) < 1:
         print('%s <build directory>' % sys.argv[0])
         print('If you omit the build directory, the current directory is substituted.')
         sys.exit(1)
diff --git a/optinterpreter.py b/optinterpreter.py
index 668efcd..312427e 100644
--- a/optinterpreter.py
+++ b/optinterpreter.py
@@ -61,7 +61,7 @@ class UserBooleanOption(UserOption):
 
     def set_value(self, newvalue):
         if not isinstance(newvalue, bool):
-            raise OptionException('Value "%s" for boolean option "%s" is not a boolean.' % (valuestring, self.name))
+            raise OptionException('Value "%s" for boolean option "%s" is not a boolean.' % (str(newvalue), self.name))
         self.value = newvalue
 
     def parse_string(self, valuestring):
diff --git a/run_tests.py b/run_tests.py
index 3549e11..673c55b 100755
--- a/run_tests.py
+++ b/run_tests.py
@@ -48,7 +48,7 @@ meson_command = './meson.py'
 
 class StopException(Exception):
     def __init__(self):
-        super(Exception, self).__init__('Stopped by user')
+        super().__init__('Stopped by user')
 
 stop = False
 def stop_handler(signal, frame):
diff --git a/xcodebackend.py b/xcodebackend.py
index 9bb9793..a5df6a5 100644
--- a/xcodebackend.py
+++ b/xcodebackend.py
@@ -16,6 +16,8 @@ import backends, build
 import mesonlib
 import uuid, os, sys
 
+from coredata import MesonException
+
 class XCodeBackend(backends.Backend):
     def __init__(self, build, interp):
         super().__init__(build, interp)