Social auth fix

from django.shortcuts import redirect
from django.urls import reverse_lazy
from social_django.middleware import SocialAuthExceptionMiddleware
from social_core.exceptions import SocialAuthBaseException


class CustomSocialAuthExceptionMiddleware(SocialAuthExceptionMiddleware):
    def process_exception(self, request, exception):
        if issubclass(exception.__class__, SocialAuthBaseException):
            return redirect(reverse_lazy('staff:auth:login'))
        else:
            raise exception