Can anyone explain this code below: import sys import os if __name__ == '__main__': sys.path.insert(0, "..") else: sys.path.insert(0, os.path.join( os.path.split(__file__)[0], '..')) -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.python.org/pipermail/tutor/attachments/20130802/9852756d/attachment.html>