model_team_tools/main.py

import sys

from PySide6.QtGui import *
from PySide6.QtCore import *
from PySide6.QtWidgets import *
from qt_material import apply_stylesheet

from main_ui import Ui_MainWindow


class MainWindow(QMainWindow,Ui_MainWindow):
    def __init__(self):
        super().__init__()
        self.setupUi(self)

        self.initUI()

    def initUI(self):
        self.setWindowIcon(QIcon("main.ico"))
        self.setWindowTitle("Model Team Tools")


if __name__ == '__main__':
    app = QApplication([])
    main = MainWindow()
    main.show()
    sys.exit(app.exec())