>>> urlnorm.norm('http://localhost/')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "build/bdist.linux-x86_64/egg/urlnorm.py", line 150, in norm
File "build/bdist.linux-x86_64/egg/urlnorm.py", line 158, in norm_tuple
File "build/bdist.linux-x86_64/egg/urlnorm.py", line 213, in norm_netloc
urlnorm.InvalidUrl: host u'localhost' is not valid