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Fixed #24156 -- Fixed inherited related name of ManyToManyField.

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Fixed situation when parent abstract model declares related_name='+',
and child models had an invalid queryset.
This commit is contained in:
Andriy Sokolovskiy
2015-05-09 13:57:13 +03:00
committed by Tim Graham
parent ec74dba2ab
commit f7b2978158
5 changed files with 55 additions and 13 deletions
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django/db/models/fields/related.py
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@@ -2626,7 +2626,7 @@ class ManyToManyField(RelatedField):
# related_name with one generated from the m2m field name. Django
# still uses backwards relations internally and we need to avoid
# clashes between multiple m2m fields with related_name == '+'.
self.remote_field.related_name = "_%s_+" % name
self.remote_field.related_name = "_%s_%s_+" % (cls.__name__.lower(), name)
super(ManyToManyField, self).contribute_to_class(cls, name, **kwargs)