title: Import error:Pyqt
body: <p>While installing pyqt in windows 7 gives error:</p>
  
  <p>D:\pyqt>python configure.py install
  Traceback (most recent call last):
    File "configure.py", line 32, in 
      import sipconfig
  ImportError: No module named sipconfig</p>
  
  <p>How to rectify this ?</p>