old_contents: import functools
  
  from .. import errors
  
  
  def check_resource(f):
      @functools.wraps(f)
      def wrapped(self, resource_id=None, *args, **kwargs):
          if resource_id is None:
              if kwargs.get('container'):
                  resource_id = kwargs.pop('container')
              elif kwargs.get('image'):
                  resource_id = kwargs.pop('image')
          if not resource_id:
              raise errors.NullResource(
                  'image or container param is undefined'
              )
          if isinstance(resource_id, dict):
              resource_id = resource_id.get('Id')
          return f(self, resource_id, *args, **kwargs)
      return wrapped
  
new_contents: import functools
  
  from .. import errors
  
  
  def check_resource(f):
      @functools.wraps(f)
      def wrapped(self, resource_id=None, *args, **kwargs):
          if resource_id is None:
              if kwargs.get('container'):
                  resource_id = kwargs.pop('container')
              elif kwargs.get('image'):
                  resource_id = kwargs.pop('image')
          if isinstance(resource_id, dict):
              resource_id = resource_id.get('Id')
          if not resource_id:
              raise errors.NullResource(
                  'image or container param is undefined'
              )
          return f(self, resource_id, *args, **kwargs)
      return wrapped
  
subject: Fix small decorator issue