request = container.REQUEST
RESPONSE =  request.RESPONSE

form = request.form
isUpdate = False
list = []

if form.has_key('uid'):
   uid = int(form.get('uid'))
   if uid >= 1:
      dApp = context.select_application(uid=uid).dictionaries()
      if len(dApp) == 1:
         app = dApp[0]
         dCat = context.it.categories.select_category(uid=app['category']).dictionaries()
         if len(dCat) == 1:
            cat = dCat[0]
            tup = (cat['uid'],cat['name_category'])
            list.append(tup)
            isUpdate = True

apps = context.it.categories.select_categories().dictionaries()
if len(apps) > 0:
   for app in apps:
      if app['parent_category'] == 'applications':
         tUid = str(app['uid'])
         tCategory = str(app['name_category'])
         if isUpdate:
            if tUid != cat['uid']
               tup = (tUid,tCategory)
         elif:
            tup = (tUid,tCategory)
         list.append(tup)