Django

Code

Ticket #4102: save_fields.patch

File save_fields.patch, 0.7 kB (added by Collin Grady <cgrady@the-magi.us>, 1 year ago)

  • django/db/models/base.py

    old new  
    198203 
    199204    _prepare = classmethod(_prepare) 
    200205 
    201     def save(self): 
     206    def save(self, save_fields=None): 
    202207        dispatcher.send(signal=signals.pre_save, sender=self.__class__, instance=self) 
    203208 
    204209        non_pks = [f for f in self._meta.fields if not f.primary_key] 
     210        if save_fields: 
     211            non_pks = [f for f in non_pks if f.name in save_fields] 
    205212        cursor = connection.cursor() 
    206213 
    207214        # First, try an UPDATE. If that doesn't update anything, do an INSERT.