额，Tornado。。。

Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/tornado/web.py", line 1332, in _execute
result = method(*self.path_args, **self.path_kwargs)
File "/root/College/handlers/topic.py", line 16, in get
self.render('home.html')
File "/usr/local/lib/python2.7/dist-packages/tornado/web.py", line 665, in render
html = self.render_string(template_name, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/tornado/web.py", line 772, in render_string
return t.generate(**namespace)
File "/usr/local/lib/python2.7/dist-packages/tornado/template.py", line 278, in generate
return execute()
File "home_html.generated.py", line 61, in _tt_execute
_tt_tmp = q|escape # layout.html:57
NameError: global name 'q' is not defined