pip install django_extra_migrations

Resave

Resave all records with calling save and signals events

Create empty migration - ./manage.py makemigrations %APP_NAME% --empty

Open migration file ./%APP_NAME%/migrations/%MIGRATION_NAME%.py

###Import

from django_extra_migrations.migrations import Resave

###Operation

Resave("%APP_NAME%.%MODEL_NAME%"),

###Example:

from __future__ import unicode_literals
from django.db import models, migrations
from django_extra_migrations.migrations import Resave, GrantPermissions


class Migration(migrations.Migration):
    dependencies = [
        ('tree', '0078_auto_20151014_1500'),
    ]

operations = [
    Resave("tree.Resource"),
]

#GrantPermissions

Grant permissions to groups

Create empty migration - ./manage.py makemigrations %APP_NAME% --empty

Open migration file ./%APP_NAME%/migrations/%MIGRATION_NAME%.py

###Import

from django_extra_migrations.migrations import GrantPermissions

###Operation

GrantPermissions(["%GROUP_NAME%"], (
    ("%APP_NAME%.%MODEL_NAME%", True), # IF true - grant ALL perms for this content type
    ("%APP_NAME%.%MODEL_NAME%", ["add_%LOWER_MODEL_NAME%"]),
    ("%APP_NAME%.%MODEL_NAME%", ["change_%LOWER_MODEL_NAME%"]),
    ("%APP_NAME%.%MODEL_NAME%", ["delete_%LOWER_MODEL_NAME%"]),
)),

###Example:

from __future__ import unicode_literals

from django.db import models, migrations
from django_extra_migrations.migrations import GrantPermissions


class Migration(migrations.Migration):
    dependencies = [
        ('tree', '0078_auto_20151014_1500'),
    ]

    operations = [
        GrantPermissions(["Admins"], (
            ("tree.Resource", True),
            ("tree.ResourceFile", ["add_resourcefile"]),
        )),
    ]