How to install pyqt4 on ubuntu linux

apt-cache search pyqt

sudo apt-get install python-qt4

Create a file ~/tmp/helloworld.py

import sys

from PyQt4.QtGui import *

app = QApplication(sys.argv)

button = QPushButton("Hello World", None)

button.show()

app.exec_()

Run it:

python ~/tmp/helloworld.py

You should see a window with a single button pop up.

Install additional examples

For more examples, install the python-qt4-doc package:

sudo apt-get install python-qt4-doc

After installation, the examples are located at:

/usr/share/doc/python-qt4-doc/examples