1. Install the PyQt5 library using the pip install command:
pip install PyQt5
2. Import the necessary modules from the library:
from PyQt5 import QtCore, QtGui, QtWidgets
3. Create a QApplication instance:
app = QtWidgets.QApplication(sys.argv)
4. Create the main window:
mainWindow = QtWidgets.QMainWindow()
5. Create widgets and set their properties:
label = QtWidgets.QLabel(„Hello World!”)
label.setAlignment(QtCore.Qt.AlignCenter)
6. Add the widgets to the main window:
mainWindow.setCentralWidget(label)
7. Show the main window:
mainWindow.show()
8. Execute the application:
sys.exit(app.exec_())
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