PyQt5--QCalendar

 # -*- coding:utf-8 -*-
 '''
 Created on Sep 20, 2018

 @author: SaShuangYiBing

 Comment:
 '''
 import sys
 from PyQt5.QtCore import QDate
 from PyQt5.QtWidgets import QApplication,QWidget,QLabel,QCalendarWidget

 class New_test(QWidget):
     def __init__(self):
         super().__init__()
         self.initUI()

     def initUI(self):
         cal = QCalendarWidget(self)
         cal.setGridVisible(True)
         cal.move(10,7)
         cal.clicked.connect(self.showDate)

         self.label = QLabel(self)
         date = cal.selectedDate()
         self.label.setText(date.toString())
         self.label.move(90,220)

         self.setGeometry(300,300,280,250)
         self.setWindowTitle('QCalendar')
         self.show()

     def showDate(self,date):
         self.label.setText(date.toString())

 if __name__ == '__main__':
     app = QApplication(sys.argv)
     ex = New_test()
     sys.exit(app.exec_())