docs: def get_logger(cls):
          """
          Initializes and returns our logger instance.
          """
          if cls.logger is None:
              class NullHandler(logging.Handler):
                  def emit(self, record):
                      pass
  
              cls.logger = logging.getLogger('django_auth_ldap')
              cls.logger.addHandler(NullHandler())
  
          return cls.logger