old_contents: # -*- coding: utf-8 -*-
  from __future__ import absolute_import, print_function, unicode_literals
  import celery
  
  if celery.VERSION.major < 4:
      from celery.backends import BACKEND_ALIASES
  else:
      from celery.app.backends import BACKEND_ALIASES
  
  from kombu.transport import TRANSPORT_ALIASES
  
  from .backend import RedisSentinelBackend
  from .transport import SentinelTransport
  
  
  def get_class_path(cls):
      """
      Get full Python dot-notation path for the given class
  
      Parameters
      ----------
      cls : type
          Class object
  
      Returns
      -------
      str
          Full Python dot-notation path of the class object.
          For example ``'celery_redis_sentinel.transport.SentinelTransport'``
          is returned for :class:`.SentinelTransport`.
      """
      return '{}.{}'.format(cls.__module__, cls.__name__)
  
  
  def register(alias='redis-sentinel'):
      """
      Function to register sentinel transport and results backend
      into Celery's registry
  
      .. note::
          This function should be used before configuring celery app
          (e.g. via ``app.config_from_object()`` method)
  
      Parameters
      ----------
      alias : str, optional
          Alias name to use for the sentinel support.
          This is the host name which will be used in the celery config
          (e.g. ``redis-sentinel://localhost``).
          By default ``'redis-sentinel'`` is used.
      """
      # broker
      TRANSPORT_ALIASES[alias] = get_class_path(SentinelTransport)
      # result backend
      BACKEND_ALIASES[alias] = get_class_path(RedisSentinelBackend)
  
  
  register()
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import absolute_import, print_function, unicode_literals
  
  import celery
  from kombu.transport import TRANSPORT_ALIASES
  
  from .backend import RedisSentinelBackend
  from .transport import SentinelTransport
  
  if celery.VERSION.major < 4:
      from celery.backends import BACKEND_ALIASES
  else:
      from celery.app.backends import BACKEND_ALIASES
  
  
  def get_class_path(cls):
      """
      Get full Python dot-notation path for the given class
  
      Parameters
      ----------
      cls : type
          Class object
  
      Returns
      -------
      str
          Full Python dot-notation path of the class object.
          For example ``'celery_redis_sentinel.transport.SentinelTransport'``
          is returned for :class:`.SentinelTransport`.
      """
      return '{}.{}'.format(cls.__module__, cls.__name__)
  
  
  def register(alias='redis-sentinel'):
      """
      Function to register sentinel transport and results backend
      into Celery's registry
  
      .. note::
          This function should be used before configuring celery app
          (e.g. via ``app.config_from_object()`` method)
  
      Parameters
      ----------
      alias : str, optional
          Alias name to use for the sentinel support.
          This is the host name which will be used in the celery config
          (e.g. ``redis-sentinel://localhost``).
          By default ``'redis-sentinel'`` is used.
      """
      # broker
      TRANSPORT_ALIASES[alias] = get_class_path(SentinelTransport)
      # result backend
      BACKEND_ALIASES[alias] = get_class_path(RedisSentinelBackend)
  
  
  register()
  
subject: Fix flake8 `E402`