ask/celery — pull request #677 by BrianHicks (2012-05-02 21:18:30+00:00)
Title: Change where Binary comes from in MongoBackend

http://api.mongodb.org/python/2.2/changelog.html says that `pymongo.binary` changed to `bson.binary` in 1.9, so `_store_result` and `_save_taskset` currently break under pymongo >= 1.9.