@retryasyncdefmy_async_function(loop):awaitloop.getaddrinfo('8.8.8.8',53) @retry@tornado.gen.coroutinedefmy_async_function(http_client,url):yieldhttp_client.fetch(url) 您还可以通过传递特定的 sleep 函数来使用替代事件循环,例如curio或Trio: @retry(sleep=trio.sleep)asyncdefmy_async_function(loop)...
import trio import asks import tornado from tenacity import retry @retry async def my_async_function(loop): await loop.getaddrinfo('8.8.8.8', 53) @retry @tornado.gen.coroutine def my_async_function(http_client, url): yield http_client.fetch(url) @retry(sleep=trio.sleep) async def my_as...
步骤2: 定义异步任务函数 asyncdefasync_task():try:# 模拟任务执行awaitasyncio.sleep(1)raiseValueError("任务执行失败")exceptExceptionase:print(f"任务执行失败:{e}")returnFalse 1. 2. 3. 4. 5. 6. 7. 8. 步骤3: 定义重试机制 asyncdefretry_task(task,max_retries=3):retries=0whileretries<max_...
``` from async_retrying import retry import aiohttp import asyncio @retry(attempts=6) async def fetch(): print(1) async with aiohttp.ClientSession() a
后面是绑定的 ip 和 端口 server = await asyncio.start_server(self.handler_requests, self.host, self.port) # 然后开启无限循环 async with server: await server.serve_forever() def run_server(self): loop = asyncio.get_event_loop() loop.run_until_complete(self.__...
简单加一个@retry的decrator,你的代码就拥有重试能力啦。 @retry()asyncdefcoro_func():pass 如果你希望代码在重试几次后就停止。可以像这样写: @retry(stop=stop_after_attempt(5))asyncdefcoro_func():pass 当然,为了避免频繁重试导致连接池被挤占。我比较建议每次重试前加一个等待时间。比如每次链接你都想先...
from retryimportretry from requests.exceptionsimportConnectTimeoutasyncdefdo_some_work(loop,x):print('Waiting '+str(x))awaitasyncio.sleep(x)print('Done')defdone_callback(loop,futu):loop.stop()loop=asyncio.get_event_loop()futus=asyncio.gather(do_some_work(loop,1),do_some_work(loop,3))fu...
from retry import retry from requests.exceptions import ConnectTimeout async def do_some_work(loop, x): print('Waiting ' + str(x)) await asyncio.sleep(x) print ('Done') def done_callback(loop, futu): loop.stop() loop = asyncio.get_event_loop() ...
-- SystemExit # 解释器请求退出 -- KeyboardInterrupt # 用户中断执行(通常是输入^C) -- GeneratorExit # 生成器(generator)发生异常来通知退出 -- StopIteration # 迭代器没有更多的值 -- StopAsyncIteration # 必须通过异步迭代器对象的__anext__()方法引发以停止迭代 -- ArithmeticError # 各种算术错误引发...
asyncdefhandler_requests(self, reader: StreamReader, writer: StreamWriter): """ 负责处理来自客户端的请求 每来一个客户端连接,就会基于此函数创建一个协程 并且自动传递两个参数:reader 和 writer reader.read 负责读取数据,等价于 socket.recv writer.write 负责发送数据,等价于 socket.send ...