json_util.py 文件源码

def dumps(obj, *args, **kwargs):
    """Helper function that wraps :func:`json.dumps`.

    Recursive function that handles all BSON types including
    :class:`~bson.binary.Binary` and :class:`~bson.code.Code`.

    :Parameters:
      - `json_options`: A :class:`JSONOptions` instance used to modify the
        encoding of MongoDB Extended JSON types. Defaults to
        :const:`DEFAULT_JSON_OPTIONS`.

    .. versionchanged:: 3.4
       Accepts optional parameter `json_options`. See :class:`JSONOptions`.

    .. versionchanged:: 2.7
       Preserves order when rendering SON, Timestamp, Code, Binary, and DBRef
       instances.
    """
    json_options = kwargs.pop("json_options", DEFAULT_JSON_OPTIONS)
    return json.dumps(_json_convert(obj, json_options), *args, **kwargs)