Method join

scrapy/crawler.py:483–491

join() Returns a deferred that is fired when all managed :attr:`crawlers` have completed their executions.

(self)

    @inlineCallbacks
    def join(self) -> Generator[Deferred[Any], Any, None]:
        """
        join()

        Returns a deferred that is fired when all managed :attr:`crawlers` have
        completed their executions.
        """
        while self._active:
            yield DeferredList(self._active)


class AsyncCrawlerRunner(CrawlerRunnerBase):