I would like to give some feedback about ...

From: http://www.checkio.org/mission/texas-referee/solve/

HTTP_USER_AGENT:

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.118 Safari/537.36

Whatever I return, I got this error message when running with Python 2.7 :(

Traceback (most recent call last):, File "/opt/checkio/runners/py27.py", line 459, in , File "/opt/checkio/runners/py27.py", line 284, in dorun, File "/opt/checkio/runners/py27.py", line 273, in configenv, File "", line 1, cover=lambda f,d: return f(str(d)), ^,SyntaxError: invalid syntax, texas_referee(undefined)