Traceback (most recent call last): File "/data/www/coom/app.py", line 2962, in get searchkey = self.get_argument('q',default='') File "/usr/lib64/python2.7/site-packages/tornado/web.py", line 404, in get_argument return self._get_argument(name, default, self.request.arguments, strip) File "/usr/lib64/python2.7/site-packages/tornado/web.py", line 478, in _get_argument args = self._get_arguments(name, source, strip=strip) File "/usr/lib64/python2.7/site-packages/tornado/web.py", line 488, in _get_arguments v = self.decode_argument(v, name=name) File "/usr/lib64/python2.7/site-packages/tornado/web.py", line 515, in decode_argument (name or "url", value[:40])) HTTPError: HTTP 400: Bad Request (Invalid unicode in q: '\xce\xca\xcc\xe2\xbd\xe2\xb4\xf0')