解決pycharm生成pyqt5代碼運行后不顯示界面的問題

再代碼最后加入

 

if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    widget = QtWidgets.QMainWindow()
    ui = Ui_MainWindow()
    ui.setupUi(widget)
    widget.show()
    sys.exit(app.exec_())


即可