This may be the intended behavior, but I couldn't find docs on it. My recommendation would defer to "The Zen of Python"
In the face of ambiguity, refuse the temptation to guess. I would rather see the typical IntegrityError: Problem installing fixture... -- You received this message because you are subscribed to the Google Groups "Django developers" group. To view this discussion on the web visit https://groups.google.com/d/msg/django-developers/-/d2qyWIByy-kJ. To post to this group, send email to django-developers@googlegroups.com. To unsubscribe from this group, send email to django-developers+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-developers?hl=en.