code: def check_stdin(self):
      if self.input_is_ready():
          self.timer.Stop()
          self.evtloop.Exit()
  
file_path: catboost/contrib/python/ipython/py2/IPython/terminal/pt_inputhooks/wx.py
imports: from __future__ import absolute_import
  import sys
  import signal
  import time
  from timeit import default_timer
  import wx
label_desc: Use image node_id 2 for calling the EventLoopRunner obj's underlying member method code with example usage: obj.check_stdin() without return types