old_contents: 
  from argparse import ArgumentParser
  from typing import Any
  
  from django.conf import settings
  from django.contrib.auth import get_backends
  from django.core.management.base import BaseCommand
  from django_auth_ldap.backend import LDAPBackend, _LDAPUser
  
  # Quick tool to test whether you're correctly authenticating to LDAP
  def query_ldap(**options: str) -> None:
      email = options['email']
      for backend in get_backends():
          if isinstance(backend, LDAPBackend):
              ldap_attrs = _LDAPUser(backend, backend.django_to_ldap_username(email)).attrs
              if ldap_attrs is None:
                  print("No such user found")
              else:
                  for django_field, ldap_field in settings.AUTH_LDAP_USER_ATTR_MAP.items():
                      print("%s: %s" % (django_field, ldap_attrs[ldap_field]))
  
  class Command(BaseCommand):
      def add_arguments(self, parser: ArgumentParser) -> None:
          parser.add_argument('email', metavar='<email>', type=str,
                              help="email of user to query")
  
      def handle(self, *args: Any, **options: str) -> None:
          query_ldap(**options)
  
new_contents: 
  from argparse import ArgumentParser
  from typing import Any
  
  from django.conf import settings
  from django.contrib.auth import get_backends
  from django.core.management.base import BaseCommand
  from django_auth_ldap.backend import LDAPBackend, _LDAPUser
  
  # Quick tool to test whether you're correctly authenticating to LDAP
  def query_ldap(**options: str) -> None:
      email = options['email']
      for backend in get_backends():
          if isinstance(backend, LDAPBackend):
              ldap_attrs = _LDAPUser(backend, backend.django_to_ldap_username(email)).attrs
              if ldap_attrs is None:
                  print("No such user found")
              else:
                  for django_field, ldap_field in settings.AUTH_LDAP_USER_ATTR_MAP.items():
                      print("%s: %s" % (django_field, ldap_attrs[ldap_field]))
                  if settings.LDAP_EMAIL_ATTR is not None:
                      print("%s: %s" % ('email', ldap_attrs[settings.LDAP_EMAIL_ATTR]))
  
  class Command(BaseCommand):
      def add_arguments(self, parser: ArgumentParser) -> None:
          parser.add_argument('email', metavar='<email>', type=str,
                              help="email of user to query")
  
      def handle(self, *args: Any, **options: str) -> None:
          query_ldap(**options)
  
subject: Print the email address for configuration (C).