def test_defdict_with_key(self): factory = mock.MagicMock() testdict = defdict.DefaultDictWithKey(factory) # pylint: disable=pointless-statement testdict['a'] testdict['b'] self.assertEqual(2, len(factory.mock_calls)) self.assertEqual(('a', ), factory.mock_calls[0][1]) self.assertEqual(('b', ), factory.mock_calls[1][1])
detected = chardet.detect(rawdata) encoding = detected['encoding'] # Ignore encoding errors for reading the contents because input files # routinely break this assumption. errors = 'ignore' with open(filename, encoding=encoding, errors=errors) as file: return file.read() def get_file(filename): """Create or reuse a globally registered instance of a FileMemo. Note: the FileMemo objects' lifetimes are reused for the duration of the process. This is usually the intended behavior. Always create them by calling this constructor. Args: filename: A path string, the absolute name of the file whose memo to create. Returns: A FileMemo instance. """ assert path.isabs(filename), ( "Path should be absolute in order to guarantee a single call.") return _CACHE[filename] _CACHE = defdict.DefaultDictWithKey(_FileMemo)