Hi,
If I understood correctly, you could use 'session' to save the list, so you
don't have to pass it back and forth to the controller.
E.g. session.serials = [] and then session.serials.append(x)
Ykä
On Thursday, July 18, 2013 6:55:52 PM UTC+3, Kyle Flanagan wrote:
>
> What's the best way to pass a Python list back to the controller, i.e.
> keep the list object persistent between calls? The list could get quite
> large so I'm not sure if request.args or request.vars is appropriate for it
> (well the items in the list)? The code below is a mockup of what I'm trying
> to achieve. The list in question is 'serials.'
>
> @auth.requires_login()
> def send():
> """
> Method for 'sending'an IBC tote to a location.
> """
> try:
> if serials:
> pass
> except:
> serials = list()
>
> if request.vars["location_id"]:
> if request.vars["serial_number"]:
> # update the location
> serials.append(request.vars["serial_number"])
>
> # start accepting input to update IBC's to this location
> status = "Location: " + db.MyLocation[request.vars['location_id'
> ]].name
> form = SQLFORM.factory(Field('Object_serial_number', requires=
> IS_IN_DB(db, 'Object.serial_number', '%(serial_number)s', orderby=db.
> Object.serial_number)))
> if form.process().accepted:
> response.flash = form.vars.Object_serial_number
> redirect(URL('send', vars=dict(location_id=request.vars[
> "location_id"], serial_number=form.vars.Object_serial_number)))
> else:
> # we need to pick a location
> form = SQLFORM.factory(Field('send_location', requires=IS_IN_DB(db
> , 'MyLocation.id', '%(name)s', orderby=db.MyLocation.name)))
> if form.process().accepted:
> response.flash = form.vars.send_location
> redirect(URL('send', vars=dict(location_id=form.vars.
> send_location)))
> status = "No location"
>
> return dict(grid=form, status=status, serials=serials, count=len(
> serials))
>
> Basically, the user goes to the 'send' controller, picks a location, then
> enters serial numbers. I'd like to keep a list going so that the user can
> remove a serial number from the list if they added one in error and then
> submit them for updating all at once.
>
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