yaml.py 文件源码

def load_yaml(fname: str) -> Union[List, Dict]:
    """Load a YAML file."""
    try:
        with open(fname, encoding='utf-8') as conf_file:
            # If configuration file is empty YAML returns None
            # We convert that to an empty dict
            return yaml.load(conf_file, Loader=SafeLineLoader) or {}
    except yaml.YAMLError as exc:
        logger.error(exc)
        raise ScarlettError(exc)
    except UnicodeDecodeError as exc:
        logger.error('Unable to read file %s: %s', fname, exc)
        raise ScarlettError(exc)


# def clear_secret_cache() -> None:
#     """Clear the secret cache.
#
#     Async friendly.
#     """
#     __SECRET_CACHE.clear()