#!/usr/bin/env python # PyQt tutorial 3 import sys from PyQt4 import QtCore, QtGui app = QtGui.QApplication(sys.argv) window = QtGui.QWidget() window.resize(200, 120) quit = QtGui.QPushButton("Quit", window) quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold)) quit.setGeometry(10, 40, 180, 40) QtCore.QObject.connect(quit, QtCore.SIGNAL("clicked()"), app, QtCore.SLOT("quit()")) window.show() sys.exit(app.exec_())