def __init__(self, base=None, **attributes):
        """Style attributes are as passed as keyword arguments. Supported
        attributes are the :class:`Attribute` class attributes of this style
        class and those defined in style classes this one inherits from.

        Optionally, a `base` (:class:`Style`) is passed, where attributes are
        looked up when they have not been specified in this style.
        Alternatively, if `base` is :class:`PARENT_STYLE`, the attribute lookup
        is forwarded to the parent of the element the lookup originates from.
        If `base` is a :class:`str`, it is used to look up the base style in
        the :class:`StyleSheet` this style is defined in."""
        super().__init__(base, **attributes)
        self._name = None
def __init__ ( self , base = None , ** attributes ) : super ( ) . __init__ ( base , ** attributes ) self . _name = None
Style attributes are as passed as keyword arguments. Supported
        attributes are the :class:`Attribute` class attributes of this style
        class and those defined in style classes this one inherits from.

        Optionally, a `base` (:class:`Style`) is passed, where attributes are
        looked up when they have not been specified in this style.
        Alternatively, if `base` is :class:`PARENT_STYLE`, the attribute lookup
        is forwarded to the parent of the element the lookup originates from.
        If `base` is a :class:`str`, it is used to look up the base style in
        the :class:`StyleSheet` this style is defined in.