IPSTore datattable view error.

[debuggerpk]

MultipleObjectsReturned: get() returned more than one IPStore -- it returned 2!

Issue is probably at

        try:
            ipstore = IPStore.objects.get(ip=ip)
        except:
            queryset = IPStore.objects.filter(
                geocoded_postal_code=postcode,
                census__isnull=False
            )
            if queryset.count():
                ipstore = queryset[0]
            else:
                ipstore = None

        if ipstore:
            census = ipstore.census

        return census