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Diffstat (limited to 'django/db/models/related.py')
| -rw-r--r-- | django/db/models/related.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/django/db/models/related.py b/django/db/models/related.py index ee3b916cf4..ac1ec50ca2 100644 --- a/django/db/models/related.py +++ b/django/db/models/related.py @@ -131,6 +131,9 @@ class RelatedObject(object): # many-to-many objects. It uses the lower-cased object_name + "_set", # but this can be overridden with the "related_name" option. if self.field.rel.multiple: + # If this is a symmetrical m2m relation on self, there is no reverse accessor. + if getattr(self.field.rel, 'symmetrical', False) and self.model == self.parent_model: + return None return self.field.rel.related_name or (self.opts.object_name.lower() + '_set') else: return self.field.rel.related_name or (self.opts.object_name.lower()) |