diff options
Diffstat (limited to 'mesonbuild/interpreterbase.py')
| -rw-r--r-- | mesonbuild/interpreterbase.py | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mesonbuild/interpreterbase.py b/mesonbuild/interpreterbase.py index e59557a..86a6b47 100644 --- a/mesonbuild/interpreterbase.py +++ b/mesonbuild/interpreterbase.py @@ -34,7 +34,7 @@ def check_stringlist(a, msg='Arguments must be strings.'): def noPosargs(f): @wraps(f) def wrapped(self, node, args, kwargs): - if len(args) != 0: + if args: raise InvalidArguments('Function does not take positional arguments.') return f(self, node, args, kwargs) return wrapped @@ -42,7 +42,7 @@ def noPosargs(f): def noKwargs(f): @wraps(f) def wrapped(self, node, args, kwargs): - if len(kwargs) != 0: + if kwargs: raise InvalidArguments('Function does not take keyword arguments.') return f(self, node, args, kwargs) return wrapped @@ -94,7 +94,7 @@ class InterpreterBase: raise InvalidArguments('Missing Meson file in %s' % mesonfile) with open(mesonfile, encoding='utf8') as mf: code = mf.read() - if len(code.strip()) == 0: + if code.isspace(): raise InvalidCode('Builder file is empty.') assert(isinstance(code, str)) try: @@ -113,7 +113,7 @@ class InterpreterBase: def sanity_check_ast(self): if not isinstance(self.ast, mparser.CodeBlockNode): raise InvalidCode('AST is of invalid type. Possibly a bug in the parser.') - if len(self.ast.lines) == 0: + if not self.ast.lines: raise InvalidCode('No statements in code.') first = self.ast.lines[0] if not isinstance(first, mparser.FunctionNode) or first.func_name != 'project': @@ -405,7 +405,7 @@ class InterpreterBase: obj = self.to_native(obj) (posargs, _) = self.reduce_arguments(args) if method_name == 'to_string': - if len(posargs) == 0: + if not posargs: if obj: return 'true' else: @@ -429,12 +429,12 @@ class InterpreterBase: obj = self.to_native(obj) (posargs, _) = self.reduce_arguments(args) if method_name == 'is_even': - if len(posargs) == 0: + if not posargs: return obj % 2 == 0 else: raise InterpreterException('int.is_even() must have no arguments.') elif method_name == 'is_odd': - if len(posargs) == 0: + if not posargs: return obj % 2 != 0 else: raise InterpreterException('int.is_odd() must have no arguments.') |