python学习--pyqt5

#! /usr/bin/python3
# -*- encoding:utf-8 -*-

import sys
from PyQt5.QtWidgets import QWidget,QApplication,QPushButton,QLabel,QLineEdit
from PyQt5.QtGui import QIcon

class Fuzzerbox(QWidget):
    
    def __init__(self):
        super().__init__()
        self.initUI()
        
    def initUI(self):
        self.qlb = QLabel('yes',self)
        qle = QLineEdit(self)
        qle.move(100,100)
        self.qlb.move(80,80)
        self.setGeometry(100,100,480,270)
        self.setWindowTitle('fuzzer')
        self.setWindowIcon(QIcon('icon.jpg'))
        button1 = QPushButton("ok", self)
        button1.move(50,50)
        #self.clicked.connected(self.fuzzer_test)
        qle.textChanged[str].connect(self.onChanged)
        button1.clicked.connect(self.singleFuzzer)
        self.show()

    def onChanged(self, text):
        self.qlb.setText(text)
        self.qlb.adjustSize()

    def singleFuzzer(self, func):
        print('api exe ok')
            

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