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Code Issues 32 Releases Wiki Activity

Fixed #8679: use full signature of Model.save() in docs and remove no-longer-used 'raw' argument

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@8754 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
James Bennett
2008-08-31 08:55:08 +00:00
parent 5e26fceb83
commit 6ba55eee30
3 changed files with 9 additions and 40 deletions
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11
docs/topics/db/models.txt
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@@ -683,15 +683,16 @@ You're free to override these methods (and any other model method) to alter
behavior.
A classic use-case for overriding the built-in methods is if you want something
to happen whenever you save an object. For example::
to happen whenever you save an object. For example (see
:meth:`~Model.save` for documentation of the parameters it accepts)::
class Blog(models.Model):
name = models.CharField(max_length=100)
tagline = models.TextField()
def save(self):
def save(self, force_insert=False, force_update=False):
do_something()
super(Blog, self).save() # Call the "real" save() method.
super(Blog, self).save(force_inset, force_update) # Call the "real" save() method.
do_something_else()
You can also prevent saving::
@@ -700,11 +701,11 @@ You can also prevent saving::
name = models.CharField(max_length=100)
tagline = models.TextField()
def save(self):
def save(self, force_insert=False, force_update=False):
if self.name == "Yoko Ono's blog":
return # Yoko shall never have her own blog!
else:
super(Blog, self).save() # Call the "real" save() method.
super(Blog, self).save(force_inset, force_update) # Call the "real" save() method.
It's important to remember to call the superclass method -- that's that
``super(Blog, self).save()`` business -- to ensure that the object still gets