newfile.py

#!/usr/bin/python3
#-*- coding: utf-8 -*-

import os
from PyQt5.QtWidgets import QApplication, QWidget
from PyQt5.QtGui import QIcon

if __name__ == '__main__':
    app = QApplication(sys.argv)

    w = QWidget()
    w.resize(250,150)
    w.move(300,300)
    w.setWindowTitle('Simple')
    w.show()

    sys.exit(app.exec_())