I\'m using Django and I have an schema like
mainapp
|---mainapp
| |---migrations.py
| |---models/
|---app2
|---migrations/
|---models/
Make sure you have added the app in the installed apps.
INSTALLED_APPS = [
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'mainapp',
'app2',
#......,
#......,
]
Then create migrations
using python mananage.py makemigrations and migrate with python manange.py migrate