code: def _handle_events(self, fd, events):
      fileobj, handler_func = self.handlers[fd]
      handler_func(fileobj, events)
  
imports: from __future__ import absolute_import, division, print_function
  import functools
  import tornado.concurrent
  from tornado.gen import convert_yielded
  from tornado.ioloop import IOLoop
  from tornado import stack_context
label_desc: Use image node_id 6 for calling the BaseAsyncIOLoop obj's underlying member method code with example usage: obj._handle_events(fd, events) without return types