Мне нужно было сделать то же самое при переходе с собственной модели пользователя Django на пользовательскую модель в реальном проекте с существующими миграциями. Я выполнил это, переопределив методы применения/отмены применения:
# -*- coding: utf-8 -*-
# Generated by Django 1.9.13 on 2018-08-13 13:43
from __future__ import unicode_literals
import django.contrib.auth.models
import django.core.validators
from django.db import migrations, models
import django.utils.timezone
class Migration(migrations.Migration):
dependencies = [
('custom', '0001_initial'),
]
operations = [
migrations.CreateModel(
name='User',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('password', models.CharField(max_length=128, verbose_name='password')),
('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 255 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=255, unique=True, validators=[django.core.validators.RegexValidator('^[\\w.@+-]+$', 'Enter a valid username. This value may contain only letters, numbers and @/./+/-/_ characters.')], verbose_name='username')),
('first_name', models.CharField(blank=True, max_length=30, verbose_name='first name')),
('last_name', models.CharField(blank=True, max_length=30, verbose_name='last name')),
('email', models.EmailField(blank=True, max_length=254, verbose_name='email address')),
('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.Group', verbose_name='groups')),
('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.Permission', verbose_name='user permissions')),
],
options={
'db_table': 'auth_user',
},
managers=[
('objects', django.contrib.auth.models.UserManager()),
],
),
]
def apply(self, project_state, schema_editor, collect_sql=False):
return project_state
def unapply(self, project_state, schema_editor, collect_sql=False):
return project_state
person
Ariel
schedule
13.08.2018
operations
вMigration
из0002.py
и заменить их фиктивным, который ничего не делает (или просто удалить файл и исправитьdependencies
). - person Paulo Almeida   schedule 07.03.2018