code: def eventFilter(self, obj, ev):
      return self.callback(obj, ev)
  
imports: import builtins
  from ...None import functions
  from ...None import icons
  from ...Qt import QtCore, QtGui, QtWidgets, mkQApp
  from ..Parameter import Parameter
  from ..ParameterItem import ParameterItem
label_desc: Use image node_id 2 for calling the EventProxy obj's underlying member method code with example usage: obj.eventFilter(obj, ev) and returns: self