diff options
Diffstat (limited to 'django/db')
| -rw-r--r-- | django/db/models/base.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/django/db/models/base.py b/django/db/models/base.py index bf9854d289..bd638e2499 100644 --- a/django/db/models/base.py +++ b/django/db/models/base.py @@ -583,6 +583,15 @@ class Model(six.with_metaclass(ModelBase, object)): if field: setattr(self, field.attname, self._get_pk_val(parent._meta)) + # Since we didn't have an instance of the parent handy, we + # set attname directly, bypassing the descriptor. + # Invalidate the related object cache, in case it's been + # accidentally populated. A fresh instance will be + # re-built from the database if necessary. + cache_name = field.get_cache_name() + if hasattr(self, cache_name): + delattr(self, cache_name) + if meta.proxy: return |