$ python --version
Python 2.7.5
$ yip -h
File "/home/foo/.virtualenvs/c/bin/yip", line 412
SyntaxError: Non-ASCII character '\xe2' in file /home/foo/.virtualenvs/c/bin/yip on line 412, but no encoding declared; see http://www.python.org/peps/pep-0263.html for details
Could you add utf-8 string to the file?