Re: performance fields in forms.py (province/city problem)

2011-01-13 Thread marco carminati
I create a def that gives to me the potential cities I could have and setup this in the __init__ of my form. def get_cities(Istance): city_list = City.objects.filter(id = 0) province_list_id = Istance.objects.all().values('province').distinct().order_by('province') for province_id in p

Re: performance fields in forms.py (province/city problem)

2011-01-13 Thread Derek
Care to post the solution here (or on a blog)? On Jan 13, 1:31 pm, marco carminati wrote: > solved. > thank you all > > On Jan 12, 8:59 pm, marco carminati wrote: > > > Dear all, > > i'm trying to improve the performance during the modify of one of my > > models' > > > I've the classic province

Re: performance fields in forms.py (province/city problem)

2011-01-13 Thread marco carminati
solved. thank you all On Jan 12, 8:59 pm, marco carminati wrote: > Dear all, > i'm trying to improve the performance during the modify of one of my > models' > > I've the classic province and city structure. > > In the 'insert form', using jquery, I can update the city queryset > after the user c

performance fields in forms.py (province/city problem)

2011-01-12 Thread marco carminati
Dear all, i'm trying to improve the performance during the modify of one of my models' I've the classic province and city structure. In the 'insert form', using jquery, I can update the city queryset after the user choice the province. In the 'update form', I would like to set the city's queryse