id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
26891	ForeignObject/ForeignKey does not obey lookup registration API	Ryan P Kilby	nobody	"`ForeignObject`'s implementation of `get_lookup` and `get_transform` causes `register_lookup` to essentially have no effect. 

The PR should allow users to successfully register lookups while ignoring the default lookups registered to `Field`. This works by duplicating `RegisterLookupMixin._get_lookup`, but stopping mro walking at `ForeignObject`.
https://github.com/django/django/pull/6906"	Bug	closed	Database layer (models, ORM)	1.9	Normal	fixed		rpkilby@…	Accepted	1	0	0	0	0	0