AppleId custom new backends with different settings

backends.py

# file: an_app/backends.py

from social_core.backends.apple import AppleIdAuth

"""
It provides 2 backends that extends the AppleID base auth

Useful to be able to define different configs depending on the singin scenario

The name will be used to fetch concrete settings and link it at the `provider` field (or the `/jwt-pair/$name` URI)
"""

class AppleIdAppAuth(AppleIdAuth):
    """
    Default AppleID backend for app logins.
    
    Will load SOCIAL_AUTH_APPLE_ID_FROM_APP_* settings and expose it as provider = "apple-id-from-app" (or your URL /jwt-pair/apple-id-from-app)
    """
    name = "apple-id-from-app"


class AppleIdWebAuth(AppleIdAuth):
    """
    Default AppleID backend for app logins.
    
    Is the same than AppleIdAuth, but helps to ensure that provider name does not change.
    """

    name = "apple-id"

settings.py

#file:  settings/__init__.py  # or your backends loader

...

AUTHENTICATION_BACKENDS = [
    ...
    # 'social_core.backends.apple.AppleIdAuth', 
    'users.backends.AppleIdAppAuth',
    'users.backends.AppleIdWebAuth',
    ...
]

SOCIAL_AUTH_APPLE_ID = 'com.client.base' 
SOCIAL_AUTH_APPLE_KEY = '...'
...

# FROM APP settings  //
SOCIAL_AUTH_APPLE_ID_FROM_APP_CLIENT = 'com.client.app'
SOCIAL_AUTH_APPLE_ID_FROM_APP_KEY = '...'
...