PyQt clipboard event capture

clipboard_notification.py

#!/usr/bin/env python 
#coding=utf-8 
import sys 
from PyQt4 import QtGui, QtCore 
import os


def notification():
    print "good"


if __name__ == '__main__': 
    print "OS Name:"+os.name
    app = QtGui.QApplication(sys.argv)
    edit = QtGui.QLineEdit()
    edit.setText('foo bar')
    edit.show()
    app.clipboard().dataChanged.connect(notification)
    sys.exit(app.exec_())