cspec_loader.py 文件源码

def cspec_from_feature_json(feature_json):
    """Create a CSpec instance from feature_json string.

    :param feature_json: JSON string of Caniuse feature json
    """
    raw = json.loads(feature_json)
    cspec_kwargs = {}

    direct_mapping_names = [
        'bugs',
        'categories',
        'description',
        'spec',
        'stats',
        'title',
    ]
    for key in direct_mapping_names:
        cspec_kwargs[key] = raw[key]

    # stats is a relatively complex dict, we should prevent it
    # from being mutated
    cspec_kwargs['stats'] = MappingProxyType(cspec_kwargs['stats'])

    return CSpec(**cspec_kwargs)