一个关于Picky的问题

[youngoo]

Traceback (most recent call last):
File "/base/python_runtime/python_lib/versions/1/google/appengine/ext/webapp/__init__.py", line 515, in __call__
handler.get(*groups)
File "/base/data/home/apps/我的app/1.347067396118803682/writer.py", line 211, in get
if len(mentions_twitter['results']) > 0:
KeyError: 'results'

输入密码后，返回这个结果，事啥问题来着= =