code: def deregisterkbevent(self, keys, modifiers):
          
  
          event_name = "kbevent%s%s" % (keys, modifiers)
          if event_name in _pollEvents._callback:
              del _pollEvents._callback[event_name]
          return self._remote_deregisterkbevent(keys, modifiers)
docs: Remove callback of registered event
  
          @param keys: key to listen
          @type keys: string
          @param modifiers: control / alt combination using gtk MODIFIERS
          @type modifiers: int
  
          @return: 1 if registration was successful, 0 if not.
          @rtype: integer