gistfile1.txt

def jws_filter_date():
    if birth_month_begin == birth_month_end:
        # Same month
        queryset = User.objects.filter(
            birth_date__month=birth_month_begin,
            birth_date__day__gte=birth_day_begin,
            birth_date__day__lte=birth_day_end
        )
    else:
        queryset = User.objects.filter(
            # Crossed month
            Q(birth_date__month=birth_month_begin, birth_date__day__gte=birth_day_begin) |
            Q(birth_date__month=birth_month_end, birth_date__day__lte=birth_day_end) |
            # Month intervals
            Q( birth_date__month__gt=birth_month_begin ) & Q(birth_date__month__lt=birth_month_end )
        )