(self, key, **kw)
r"""Invalidate a value in the cache.

        :param key: the value's key.
        :param \**kw: cache configuration arguments.
r"""Invalidate a value in the cache.
r Invalidate a value in the cache .
def invalidate(self, key, **kw):
        r"""Invalidate a value in the cache.

        :param key: the value's key.
        :param \**kw: cache configuration arguments.

        """
        raise NotImplementedError()
def invalidate ( self , key , * * kw ) : raise NotImplementedError ( )