def save(self, obj=None):
from tv.models import Card
if not obj:
obj = Card()
obj.num = self.cleaned_data['num']
obj.deleted = self.cleaned_data['deleted'] or False
obj.comment = self.cleaned_data['comment']
try:
obj.save()
except IntegrityError as error:
return (False, obj, error[1].decode('utf8'))
else:
return (True, obj, '')
