django.git/django/db/models/utils.py, branch main

Fixed #35870 -- Made blank choice label in forms more accessible.

2026-04-22T21:06:29Z

Added new constant django.db.models.fields.BLANK_CHOICE_LABEL for an accessible and translatable blank choice label in forms. Deprecated django.db.models.fields.BLANK_CHOICE_DASH constant. Added the immediately deprecated transitional setting USE_BLANK_CHOICE_DASH. Co-Authored-By: Marijke Luttekes

Fixed #27654 -- Propagated alters_data attribute to callables overridden in subclasses.

2022-11-04T10:08:58Z

Thanks Shai Berger and Adam Johnson for reviews and the implementation idea.

Refs #33476 -- Reformatted code with Black.

2022-02-07T19:37:05Z

Refs #32355 -- Used @functools.lru_cache as a straight decorator.

2021-09-27T07:10:58Z

Fixed #32812 -- Restored immutability of named values from QuerySet.values_list().

2021-06-04T05:23:16Z

Regression in 981a072dd4dec586f8fc606712ed9a2ef116eeee. Thanks pirelle for the report.

Fixed #31843 -- Fixed pickling named values from QuerySet.values_list().

2020-09-16T11:43:06Z

Refs #31046 -- Added django.db.models.utils.resolve_callables().

2019-12-03T18:47:32Z

Refs #27656 -- Updated django.db docstring verbs according to PEP 257.

2017-02-28T14:17:27Z

Refs #23919 -- Removed six._types usage

2017-01-18T19:18:46Z

Thanks Tim Graham and Simon Charette for the reviews.

Refs #26421 -- Refactored Apps.lazy_model_operation() for better checks and tests

2016-05-20T01:33:36Z