def _read_routine_metadata(self) -> Dict:
    '\n        Returns the metadata of stored routines.\n\n        :rtype: dict\n        '
    metadata = {}
    if os.path.isfile(self._metadata_filename):
        with open(self._metadata_filename, 'r') as file:
            metadata = json.load(file)
    return metadata
Returns the metadata of stored routines.

:rtype: dict
def _read_routine_metadata(self) -> Dict:
    '\n        Returns the metadata of stored routines.\n\n        :rtype: dict\n        '
    metadata = {}
    if os.path.isfile(self._metadata_filename):
        with open(self._metadata_filename, 'r') as file:
            metadata = json.load(file)
    return metadata