Detect mouse button clicks in every modelPanel Editor

mouseClickModelPanel.py

import maya.cmds as mc
import maya.OpenMayaUI as apiUI
from PySide2 import QtGui, QtCore, QtWidgets
from shiboken2 import wrapInstance

class MouseDetector(QtCore.QObject):
	def eventFilter(self, obj, event):
		if event.type() == QtCore.QEvent.MouseButtonPress:
			if event.button() ==  QtCore.Qt.LeftButton:
				print 'left'
			elif event.button() ==  QtCore.Qt.RightButton:
				print 'right'
		return super(MouseDetector, self).eventFilter(obj, event)

global filterFunc
filterFunc = MouseDetector()

for editorName in mc.lsUI( l=1, panels=1 ):
	if mc.objectTypeUI(editorName)=='modelEditor':
		ptr = apiUI.MQtUtil.findLayout(editorName)
		viewWidget = wrapInstance(long(ptr), QtWidgets.QStackedWidget)
		for k in viewWidget.findChildren(QtWidgets.QWidget):
			if k.metaObject().className() == 'QmayaGLWidget':
				k.installEventFilter(filterFunc)