old_contents: from builtins import str
  import os
  import logging
  import ckan.plugins as p
  
  from ckanext.archiver.tasks import update_package, update_resource
  
  log = logging.getLogger(__name__)
  
  
  def compat_enqueue(name, fn, queue, args=None):
      u'''
      Enqueue a background job using Celery or RQ.
      '''
      try:
          # Try to use RQ
          from ckan.plugins.toolkit import enqueue_job
          enqueue_job(fn, args=args, queue=queue)
      except ImportError:
          # Fallback to Celery
          import uuid
          from ckan.lib.celery_app import celery
          celery.send_task(name, args=args + [queue], task_id=str(uuid.uuid4()))
  
  
  def create_archiver_resource_task(resource, queue):
      if p.toolkit.check_ckan_version(max_version='2.2.99'):
          # earlier CKANs had ResourceGroup
          package = resource.resource_group.package
      else:
          package = resource.package
  
      compat_enqueue('archiver.update_resource', update_resource, queue, [resource.id])
  
      log.debug('Archival of resource put into celery queue %s: %s/%s url=%r',
                queue, package.name, resource.id, resource.url)
  
  
  def create_archiver_package_task(package, queue):
      compat_enqueue('archiver.update_package', update_package, queue, [package.id])
  
      log.debug('Archival of package put into celery queue %s: %s',
                queue, package.name)
  
  
  def get_extra_from_pkg_dict(pkg_dict, key, default=None):
      for extra in pkg_dict.get('extras', []):
          if extra['key'] == key:
              return extra['value']
      return default
  
new_contents: from builtins import str
  import logging
  import ckan.plugins as p
  
  from ckanext.archiver.tasks import update_package, update_resource
  
  log = logging.getLogger(__name__)
  
  
  def compat_enqueue(name, fn, queue, args=None):
      u'''
      Enqueue a background job using Celery or RQ.
      '''
      try:
          # Try to use RQ
          from ckan.plugins.toolkit import enqueue_job
          enqueue_job(fn, args=args, queue=queue)
      except ImportError:
          # Fallback to Celery
          import uuid
          from ckan.lib.celery_app import celery
          celery.send_task(name, args=args + [queue], task_id=str(uuid.uuid4()))
  
  
  def create_archiver_resource_task(resource, queue):
      if p.toolkit.check_ckan_version(max_version='2.2.99'):
          # earlier CKANs had ResourceGroup
          package = resource.resource_group.package
      else:
          package = resource.package
  
      compat_enqueue('archiver.update_resource', update_resource, queue, [resource.id])
  
      log.debug('Archival of resource put into celery queue %s: %s/%s url=%r',
                queue, package.name, resource.id, resource.url)
  
  
  def create_archiver_package_task(package, queue):
      compat_enqueue('archiver.update_package', update_package, queue, [package.id])
  
      log.debug('Archival of package put into celery queue %s: %s',
                queue, package.name)
  
  
  def get_extra_from_pkg_dict(pkg_dict, key, default=None):
      for extra in pkg_dict.get('extras', []):
          if extra['key'] == key:
              return extra['value']
      return default
  
subject: remove unused import