def get_all_due_for_user(self, user):
        return DelayablePractice.objects.filter(user=user, next_practice__lte=datetime.utcnow().replace(tzinfo=utc))
Returns all practices which are due for user.
dataset/ETHPy150Open DummyDivision/Tsune/deckglue/models.py/DelayablePractice.get_all_due_for_user