I have a working Python 2.6 install and just installed the PyQt4 built for Python 2.6 (available at http://www.riverbankcomputing.co.uk/software/pyqt/download). When I try t
Did you verify that PyQt4 is for 32 or 64 bits?, I had the same problem I was using python 2.7.13 32 bit in Windows 10 and PyQt4 4.11 64 Bit, and changed PyQt4 for a 32 bit and it work immediately.