code: def log_celery_task(request):
      
      task = request.task
      description = None
      if isinstance(task, Task):
          try:
              description = task.get_description(*request.args, **request.kwargs)
          except NotImplementedError:
              pass
          except Exception as e:
              # Logging should never break workflow.
              logger.exception('Cannot get description for task %s. Error: %s' % (task.__class__.__name__, e))
  
      return '{0.name}[{0.id}]{1}{2}{3}'.format(
          request,
          ' {0}'.format(description) if description else '',
          ' eta:[{0}]'.format(request.eta) if request.eta else '',
          ' expires:[{0}]'.format(request.expires) if request.expires else '',
      )
docs: Add description to celery log output