import sys from PyQt5.QtWidgets import QApplication, QMainWindow from PyQt5 import QtWidgets from PyQt5.QtCore import pyqtSignal import requests from ui.login import Ui_LoginWindow from ui.main import Ui_MainWindow if __name__ == "__main__": app = QApplication(sys.argv) window = QMainWindow() main_ui = Ui_MainWindow() main_ui.login() sys.exit(app.exec_())