-argv = sys.argv
-exe = os.path.realpath(argv[0])
-exepath = os.path.split(exe)[0] or '.'
-exeprefix = os.path.split(os.path.abspath(exepath))[0]
-
-# fix the PYTHONPATH to include our lib dir
-libpath = os.path.join(exepath, '..', 'lib')
-sys.path[:0] = [libpath]
-os.environ['PYTHONPATH'] = libpath + ':' + os.environ.get('PYTHONPATH', '')
-