serve.py 文件源码

def serve(serve_root, subdirectory, port, asset_file=None):
    app = create_app(serve_root, subdirectory=subdirectory, asset_file=asset_file)

    # TODO in theory file watching could be replaced by accessing tool_chain.source_map
    observer = Observer()
    event_handler = DevServerEventEventHandler(app, serve_root)
    observer.schedule(event_handler, str(serve_root), recursive=True)
    observer.start()

    logger.info('Started dev server at http://localhost:%s, use Ctrl+C to quit', port)

    try:
        web.run_app(app, port=port, print=lambda msg: None)
    except KeyboardInterrupt:
        pass
    finally:
        observer.stop()
        observer.join()