pip install pyside
These files are also available from official Qt Downloads server.
Binaries for the the following platforms are available.
The source code for latest PySide release can be downloaded from the links below or PyPI
Alternatively, you can get the latest source code from our git repository at Qt Project's Gerrit code review tool or from the read-only mirrors at qt.gitorious.org. See details in the Building Pyside page.
The old repositories from pre-Qt era can be found from qt.gitorious.org with -archive added to the repository names.
To check if PySide in installed correctly just enter a python console and type:
If no error is returned, you have successfully installed PySide, and can start developing with Qt and Python. You can also check the version of your PySide installation: