pculture/unisubs — comment on commit 9795e813c45a696e38926b0b5f521c0de1ba87b4
File: apps/teams/models.py line 1633
By sjl:

This doesn't work, because the `.save()` method on a model has no return value. So `comment` here will always be `None` and trying to get its PK below will fail.