(self)
Called when the low-level transport's buffer drains below
        the low-water mark.
Called when the low-level transport's buffer drains below
        the low-water mark.
Called when the low - level transport s buffer drains below the low - water mark .
def resume_writing(self):
        """Called when the low-level transport's buffer drains below
        the low-water mark.
        """
        self._app_protocol.resume_writing()
def resume_writing ( self ) : self . _app_protocol . resume_writing ( )