result with the await or yield keywords. Examples Here is a sample synchronous function: from tornado.httpclient import HTTPClient def synchronous_fetch(url): http_client = HTTPClient() response = http_client response.body And here is the same function rewritten asynchronously as a native coroutine: from tornado.httpclient import AsyncHTTPClient async def asynchronous_fetch(url): http_client = AsyncHTTPClient() tornado.gen module: 14 Chapter 6. DocumentationTornado Documentation, Release 6.5.1 from tornado.httpclient import AsyncHTTPClient from tornado import gen @gen.coroutine def async_fetch_gen(url): http_client

communication to the browser HTTP servers and clients tornado.httpserver — Non-blocking HTTP server tornado.httpclient — Asynchronous HTTP client tornado.httputil — Manipulate HTTP headers and URLs tornado.http1connection result with the await or yield keywords. Examples Here is a sample synchronous function: from tornado.httpclient import HTTPClient def synchronous_fetch(url): http_client = HTTPClient() response body And here is the same function rewritten asynchronously as a native coroutine: from tornado.httpclient import AsyncHTTPClient async def asynchronous_fetch(url): http_client = AsyncHTTPClient()