def _assert_no_unexpected_kwargs(self, expected_args, kwargs):
if self.kw_wildcard_name:
return
unexpected_kwargs = set(kwargs) - set(expected_args)
if unexpected_kwargs:
raise SignatureError("{} got unexpected kwarg(s): {}".format(
self.name, sorted(unexpected_kwargs)))
def _assert_no_duplicate_args(self, expected_args, args, kwargs):
positional_arguments = expected_args[:len(args)]
duplicate_arguments = [v for v in positional_arguments if v in kwargs]
if duplicate_arguments:
raise SignatureError(
"{} got multiple values for argument(s) {}".format(
self.name, duplicate_arguments))
def _assert_no_unexpected_args(self, expected_args, args):
if not self.vararg_name and len(args) > len(expected_args):
unexpected_args = args[len(expected_args):]
raise SignatureError("{} got unexpected argument(s): {}".format(
self.name, unexpected_args))