#34117: Anomaly with makemigrations
-------------------------------------+-------------------------------------
     Reporter:  Ismael ABBO          |                    Owner:  nobody
         Type:  Bug                  |                   Status:  new
    Component:  Database layer       |                  Version:  3.2
  (models, ORM)                      |
     Severity:  Normal               |               Resolution:
     Keywords:  CustomUser, field,   |             Triage Stage:
  anomaly                            |  Unreviewed
    Has patch:  0                    |      Needs documentation:  0
  Needs tests:  0                    |  Patch needs improvement:  0
Easy pickings:  0                    |                    UI/UX:  0
-------------------------------------+-------------------------------------
Description changed by Ismael ABBO:

Old description:

> == Problem
> Makemigrations command does not see the specific change on models related
> to this field below but produces migrations for any other fields (even in
> separated project):
>
> {{{
> gender = models.BooleanField(
>         _('gender'),
>         default=True,
>         blank=True,
>         help_text=_('Designates whether the user is a woman.'),
> ),
> }}}
>
> Adding in migration files works fine, but {{{default}}} value does not
> (while they're applied in ORM according to
> [https://docs.djangoproject.com/en/4.1/ref/migration-
> operations/#addfield])
> Then I have added {{{blank=True}}} to counter non-null constraint
> violation
>
> When I add gender field in the migration files manually, executing
> {{{makemigrations}}} command again generate a delete of that field
> {{{gender}}} while I have not removed it in the associate model. **Do we
> assume here that it does not see the field at all from the beginning? **
> **Please, why? Am I wrong somewhere? **
>
> == Steps to reproduce with my environment project (but optional because I
> have tried it in separated project aswell):
> - dockerized Postgres 14.4
> - dockerized Python 3.8
> - Use a CustomUser model by following these instructions (which works
> well) : [https://code.djangoproject.com/ticket/25313#comment:24]

New description:

 == Problem
 Makemigrations command does not see the specific change on models related
 to this field below but produces migrations for any other fields (even in
 separated project):

 {{{
 gender = models.BooleanField(
         _('gender'),
         default=True,
         blank=True,
         help_text=_('Designates whether the user is a woman.'),
 ),
 }}}

 Adding in migration files works fine, but {{{default}}} value does not
 (while they're applied in ORM according to
 [https://docs.djangoproject.com/en/4.1/ref/migration-
 operations/#addfield])
 Then I have added {{{blank=True}}} to counter non-null constraint
 violation

 When I add gender field in the migration files manually, executing
 {{{makemigrations}}} command again generate a delete of that field
 {{{gender}}} while I have not removed it in the associate model. **Do we
 assume here that it does not see the field at all from the beginning? **

 When forcefully staying with that field, trying to run a command to
 populate database produces :
 {{{
   File "/usr/local/lib/python3.9/site-packages/django/db/models/base.py",
 line 503, in __init__
     raise TypeError("%s() got an unexpected keyword argument '%s'" %
 (cls.__name__, kwarg))
 TypeError: User() got an unexpected keyword argument 'gender'
 }}}

 **Please, why? Am I wrong somewhere? **

 == Steps to reproduce with my environment project (but optional because I
 have tried it in separated project aswell):
 - dockerized Postgres 14.4
 - dockerized Python 3.8
 - Use a CustomUser model by following these instructions (which works
 well) : [https://code.djangoproject.com/ticket/25313#comment:24]

--

-- 
Ticket URL: <https://code.djangoproject.com/ticket/34117#comment:1>
Django <https://code.djangoproject.com/>
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