python
import sys
from PyQt5.QtWidgets import QApplication, QWidget
class MyWindow(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle("My PyQt Window")
self.setGeometry(100, 100, 300, 200)
self.show()
app = QApplication(sys.argv)
window = MyWindow()
sys.exit(app.exec_())
