PyQt5--InputDiaglog

 # -*- coding:utf-8 -*-
 '''
 Created on Sep 14, 2018

 @author: SaShuangYiBing

 Comment:
 '''
 import sys
 from PyQt5.QtWidgets import QApplication,QInputDialog,QLineEdit,QPushButton,QWidget

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

     def initUI(self):
         self.btn = QPushButton('Diaglog',self)
         self.btn.move(20,20)
         self.btn.clicked.connect(self.showDiaglog)

         self.le = QLineEdit()
         self.le.move(130,22)

         self.setGeometry(300,300,290,150)
         self.setWindowTitle('Input Diaglog')
         self.show()

     def showDiaglog(self):
         try:
             text,ok = QInputDialog.getText(self,'Input Diaglog','Enter your name')
             if ok:
                 self.le.setText(str(text))
         except Exception as e:
             print (e)

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