text: from django.utils.translation import ugettext_lazy as _
  
  from mayan.apps.smart_settings.classes import SettingNamespace
  
  from .literals import (
      DEFAULT_CELERY_BROKER_LOGIN_METHOD, DEFAULT_CELERY_BROKER_URL,
      DEFAULT_CELERY_BROKER_USE_SSL, DEFAULT_CELERY_RESULT_BACKEND
  )
  
  namespace = SettingNamespace(label=_('Celery'), name='celery')
  
  setting_celery_broker_login_method = namespace.add_setting(
      default=DEFAULT_CELERY_BROKER_LOGIN_METHOD,
      global_name='CELERY_BROKER_LOGIN_METHOD', help_text=_(
          'Default: "AMQPLAIN". Set custom amqp login method.'
      )
  )
  setting_celery_broker_url = namespace.add_setting(
      default=DEFAULT_CELERY_BROKER_URL, global_name='CELERY_BROKER_URL',
      help_text=_(
          'Default: "amqp://". Default broker URL. This must be a URL in '
          'the form of: transport://userid:password@hostname:port/virtual_host '
          'Only the scheme part (transport://) is required, the rest is '
          'optional, and defaults to the specific transports default values.'
      )
  )
  setting_celery_broker_use_ssl = namespace.add_setting(
      default=DEFAULT_CELERY_BROKER_USE_SSL,
      global_name='CELERY_BROKER_USE_SSL', help_text=_(
          'Default: "Disabled". Toggles SSL usage on broker connection '
          'and SSL settings. The valid values for this option vary by '
          'transport.'
      )
  )
  setting_celery_result_backend = namespace.add_setting(
      default=DEFAULT_CELERY_RESULT_BACKEND,
      global_name='CELERY_RESULT_BACKEND', help_text=_(
          'Default: No result backend enabled by default. The backend used '
          'to store task results (tombstones). Refer to '
          'http://docs.celeryproject.org/en/v4.1.0/userguide/configuration.'
          'html#result-backend'
      )
  )
  