谷歌最近将他们的 appengine sdk 更新到 1.4.0，同时我开始在我的 devbox 和生产环境中看到异常。这是跟踪：
Exception in request:
Traceback (most recent call last):
File "/base/data/home/apps/ezcrd2/10.346707310382875890/common-apps/django/core/handlers/base.py", line 101, in get_response
response = callback(request, *callback_args, **callback_kwargs)
File "/base/data/home/apps/ezcrd2/10.346707310382875890/django_oauth_twitter/views.py", line 159, in callback
user = self._authenticate(userinfo=userinfo)
File "/base/data/home/apps/ezcrd2/10.346707310382875890/django_oauth_twitter/views.py", line 239, in _authenticate
user = TwitterUser.objects.get(twitter_id=userinfo.id).user
File "/base/data/home/apps/ezcrd2/10.346707310382875890/common-apps/django/db/models/manager.py", line 132, in get
return self.get_query_set().get(*args, **kwargs)
File "/base/data/home/apps/ezcrd2/10.346707310382875890/common-apps/django/db/models/query.py", line 334, in get
num = len(clone)
File "/base/data/home/apps/ezcrd2/10.346707310382875890/common-apps/django/db/models/query.py", line 79, in __len__
self._result_cache = list(self.iterator())
File "/base/data/home/apps/ezcrd2/10.346707310382875890/common-apps/django/db/models/query.py", line 267, in iterator
for row in compiler.results_iter():
File "/base/data/home/apps/ezcrd2/10.346707310382875890/common-apps/djangoappengine/db/compiler.py", line 96, in results_iter
next_count=75)
File "/base/python_runtime/python_lib/versions/1/google/appengine/api/datastore.py", line 1304, in Run
config = _Rpc2Config(_GetConfigFromKwargs(kwargs))
File "/base/python_runtime/python_lib/versions/1/google/appengine/api/datastore.py", line 169, in _GetConfigFromKwargs
'Unexpected keyword arguments: %s' % ', '.join(args_diff))
DatabaseError: Unexpected keyword arguments: next_count, prefetch_count, offset
我猜测损坏可能与此 appengine 更改有关，但不确定如何修复它：https ://gist.github.com/717904
有任何想法吗？