code: def get_user_flagger():
      
      user_klass = get_user_model()
      try:
          user = user_klass.objects.get(pk=COMMENT_FLAG_USER_ID)
      except user_klass.DoesNotExist:
          try:
              user = user_klass.objects.get(
                  **{user_klass.USERNAME_FIELD: FLAGGER_USERNAME})
          except user_klass.DoesNotExist:
              user = user_klass.objects.create_user(FLAGGER_USERNAME)
      return user
docs: Return an User instance used by the system
      when flagging a comment as trackback or pingback.