Detailed instructions on getting pyqt4 set up or installed.
If you want to install the version specific to your system python version and you system configuration(32-bit or 64-bit) then go to this link and download and install the package. You can install the
.whl file simply by going to command prompt
pip install PyQt4‑4.11.4‑cp34‑none‑win_amd64.whl.
Go a head Install the software and Start Building Awesome GUI!!