Build instructions :

cd ~/pydadl_install
wget http://www.riverbankcomputing.com/Downloads/PyQt4/GPL/PyQt-x11-gpl-4.3.3.tar.gz
tar xzvf PyQt-x11-gpl-4.3.3.tar.gz
cd PyQt-x11-gpl-4.3.3
export QTDIR=/usr/local/pydadl
export PATH=$QTDIR/bin:$PATH
/usr/local/pydadl/bin/python configure.py
make
make install