@tasklets.tasklet<EOL><INDENT>def _get_async(self, **q_options):<DEDENT>
res = yield self.fetch_async(<NUM_LIT:1>, **q_options)<EOL>if not res:<EOL><INDENT>raise tasklets.Return(None)<EOL><DEDENT>raise tasklets.Return(res[<NUM_LIT:0>])<EOL>
Internal version of get_async().