pycharm+QT4的helloworld

 # -*- coding: utf-8 -*-

 from PyQt4 import QtCore, QtGui

 try:
     _fromUtf8 = QtCore.QString.fromUtf8
 except AttributeError:
     def _fromUtf8(s):
         return s

 try:
     _encoding = QtGui.QApplication.UnicodeUTF8
     def _translate(context, text, disambig):
         return QtGui.QApplication.translate(context, text, disambig, _encoding)
 except AttributeError:
     def _translate(context, text, disambig):
         return QtGui.QApplication.translate(context, text, disambig)

 class Ui_testForm(object):
     def setupUi(self, testForm):
         testForm.setObjectName(_fromUtf8("testForm"))
         testForm.resize(436, 336)
         self.testlistWidget = QtGui.QListWidget(testForm)
         self.testlistWidget.setGeometry(QtCore.QRect(40, 30, 231, 211))
         self.testlistWidget.setStyleSheet(_fromUtf8("border-color: qradialgradient(spread:repeat, cx:0.5, cy:0.5, radius:0.077, fx:0.5, fy:0.5, stop:0 rgba(0, 169, 255, 147), stop:0.497326 rgba(0, 0, 0, 147), stop:1 rgba(0, 169, 255, 147));"))
         self.testlistWidget.setFrameShadow(QtGui.QFrame.Sunken)
         self.testlistWidget.setObjectName(_fromUtf8("testlistWidget"))
         self.commandLinkButton = QtGui.QCommandLinkButton(testForm)
         self.commandLinkButton.setGeometry(QtCore.QRect(70, 260, 185, 41))
         self.commandLinkButton.setObjectName(_fromUtf8("commandLinkButton"))

         self.retranslateUi(testForm)
         QtCore.QMetaObject.connectSlotsByName(testForm)

     def retranslateUi(self, testForm):
         testForm.setWindowTitle(_translate("testForm", "测试窗口", None))
         self.commandLinkButton.setText(_translate("testForm", "命令连接按钮", None))

 if __name__ == '__main__':
     import sys

     app = QtGui.QApplication(sys.argv)

     Form =QtGui.QWidget()
     ui = Ui_testForm()
     ui.setupUi(Form)
     Form.show()

     sys.exit(app.exec_())