'@inherits: :class:`StorageDriver.download_object_as_stream`'

def download_object_as_stream(self, obj, chunk_size=None):

    obj_path = self._get_object_path(obj.container, obj.name)
    response = self.connection.request(obj_path, raw=True, data=None)
    return self._get_object(obj=obj, callback=read_in_chunks, response=response, callback_kwargs={'iterator': response.response, 'chunk_size': chunk_size}, success_status_code=httplib.OK)
