def remove_handler(self, fd):
        """Stop listening for events on fd."""
        self._handlers.pop(fd, None)
        self._events.pop(fd, None)
        try:
            self._impl.unregister(fd)
        except (OSError, __HOLE__):
            logging.debug("Error deleting fd from IOLoop", exc_info=True)
dataset/ETHPy150Open felipecruz/zmqpy/zmqpy/eventloop/ioloop.py/IOLoop.remove_handler