old_contents: # Django
  # Third-Party
  from auth0.v3.management import Auth0
  from auth0.v3.management.rest import Auth0Error
  
  from django.conf import settings
  from django.db.models.signals import (
      post_save,
      pre_delete,
  )
  from django.dispatch import receiver
  
  # Local
  from .models import User
  from .utils import get_auth0_token
  
  
  @receiver(post_save, sender=User)
  def user_post_save(sender, instance=None, created=False, raw=False, **kwargs):
      """Create Auth0 from user and send verification email."""
      if not raw:
          if created:
              if instance.person:
                  token = get_auth0_token()
                  auth0 = Auth0(
                      settings.AUTH0_DOMAIN,
                      token,
                  )
                  create_user_payload = {
                      "connection": "email",
                      "email": instance.email,
                      "email_verified": True,
                      "user_metadata": {
                          "name": instance.person.name
                      },
                      "app_metadata": {
                          "bhs_id": instance.person.bhs_id,
                          "barberscore_id": str(instance.id),
                      }
                  }
                  try:
                      response = auth0.users.create(create_user_payload)
                  except Auth0Error as e:
                      if 'The user already exists' in e.message:
                          return
                      else:
                          raise(e)
                  instance.auth0_id = response['user_id']
                  instance.save()
  
  
  @receiver(pre_delete, sender=User)
  def user_pre_delete(sender, instance, **kwargs):
      if instance.auth0_id:
          token = get_auth0_token()
          auth0 = Auth0(
              settings.AUTH0_DOMAIN,
              token,
          )
          auth0.users.delete(instance.auth0_id)
      return
  
new_contents: # Django
  # Third-Party
  from auth0.v3.management import Auth0
  from auth0.v3.management.rest import Auth0Error
  
  from django.conf import settings
  from django.db.models.signals import (
      post_save,
      pre_delete,
  )
  from django.dispatch import receiver
  
  # Local
  from .models import User
  from .utils import get_auth0_token
  
  
  @receiver(post_save, sender=User)
  def user_post_save(sender, instance=None, created=False, raw=False, **kwargs):
      """Create Auth0 from user and send verification email."""
      if not raw:
          if created:
              if instance.person:
                  token = get_auth0_token()
                  auth0 = Auth0(
                      settings.AUTH0_DOMAIN,
                      token,
                  )
                  create_user_payload = {
                      "connection": "email",
                      "email": instance.email,
                      "email_verified": True,
                      "user_metadata": {
                          "name": instance.person.name
                      },
                      "app_metadata": {
                          "barberscore_id": str(instance.id),
                      }
                  }
                  try:
                      response = auth0.users.create(create_user_payload)
                  except Auth0Error as e:
                      if 'The user already exists' in e.message:
                          return
                      else:
                          raise(e)
                  instance.auth0_id = response['user_id']
                  instance.save()
  
  
  @receiver(pre_delete, sender=User)
  def user_pre_delete(sender, instance, **kwargs):
      if instance.auth0_id:
          token = get_auth0_token()
          auth0 = Auth0(
              settings.AUTH0_DOMAIN,
              token,
          )
          auth0.users.delete(instance.auth0_id)
      return
  
subject: Update create user signal to remove BHS_ID