QT设置程序图标

import sys
from PyQt5.QtWidgets import QApplication,QMainWindow
from calendar import Ui_MainWindow
from PyQt5.QtGui import QIcon
class wuyue(QMainWindow,Ui_MainWindow):
    def __init__(self):
        QMainWindow.__init__(self)
        Ui_MainWindow.__init__(self)
        self.setupUi(self)


if __name__=='__main__':
    app=QApplication(sys.argv)
    asin = wuyue()
    asin.setWindowTitle('实时检测系统')
    icon = QIcon('./resource/2.ico')
    asin.setWindowIcon(icon)
    asin.show()
    sys.exit(app.exec_())