---

import sys, PyQt6
from PyQt6.QtWidgets import QApplication, QDialog
from PyQt6.uic import loadUi

class Dialog(QDialog):
    def __init__(self):
        super().__init__()
        loadUi('CheckDemo.ui', self)
        self.setWindowTitle('Окно авторизации')
        self.setGeometry(200,200,700,400)


if __name__ == '__main__':
    app = QApplication(sys.argv)
    window = Dialog()
    window.show()
    sys.exit(app.exec())