# importing the required libraries

from PyQt5.QtGui import *

from PyQt5.QtWidgets import *

import sys

class Window(QMainWindow):

    def __init__(self):

        super().__init__()

        # string value

        title = "Title of window"

        # set the title

        self.setWindowTitle(title)

        # setting  the geometry of window

        self.setGeometry(0, 0, 500, 300)

        # show all the widgets

        self.show()

# create pyqt5 app

App = QApplication(sys.argv)

# create the instance of our Window

window = Window()

# start the app

sys.exit(App.exec())