def validate_action_params(parameters, dereferencer, app_name, action_name, action_func): seen = set() for parameter in parameters: parameter = deref(parameter, dereferencer) name = parameter['name'] if name in seen: raise InvalidApi('Duplicate parameter {0} in api for {1} ' 'for action {2}'.format(name, app_name, action_name)) seen.add(name) if __new_inspection: method_params = list(getsignature(action_func).parameters.keys()) else: method_params = getsignature(action_func).args if method_params and method_params[0] == 'self': method_params.pop(0) if not seen == set(method_params): only_in_api = seen - set(method_params) only_in_definition = set(method_params) - seen message = 'Discrepancy between defined parameters in API and in method definition.' if only_in_api: message += ' Only in API: {0}.'.format(only_in_api) if only_in_definition: message += ' Only in definition: {0}'.format(only_in_definition) raise InvalidApi(message)
def _arity(self, f): ''' Return number of non-default position alrguments, if callable. ''' if not callable(f): return None signature = getsignature(f) parameters = signature.parameters.values() positionals = [parameter for parameter in parameters if parameter.kind == Parameter.POSITIONAL_OR_KEYWORD and parameter.default == Parameter.empty] return len(positionals)
def get_function_arg_names(func): if __new_inspection: return list(getsignature(func).parameters.keys()) else: return getsignature(func).args
def get_function_arg_names(func): return list(getsignature(func).parameters.keys())
def get_function_arg_names(func): if __new_inspection: return list(getsignature(func).parameters.keys()) else: return getsignature(func).args