import asyncio from typing import Optional, Dict import aiohttp class AsyncRequestClient: """ 可独立复用的异步请求客户端,支持重试、日志结构化和限流预留 """ def __init__(self, logger=None, aliyun_log=None,max_retries=3, timeout=30): self.logger = logger self.aliyun_log = aliyun_log self.max_retries = max_retries self.timeout = timeout async def request(self, session: aiohttp.ClientSession, method: str, url: str, **kwargs) -> Optional[Dict]: retries = 0 while retries < self.max_retries: try: if self.logger: self.logger.info(f"请求 {method} {url}, 尝试 {retries+1}/{self.max_retries}") async with session.request(method, url, **kwargs) as response: response.raise_for_status() resp = await response.json() if resp.get('code') != 0: retries += 1 if self.logger: self.logger.warning(f"请求失败 {resp}, 重试 {retries}/{self.max_retries}") return resp except Exception as e: retries += 1 if retries >= self.max_retries: if self.logger: self.logger.error(f"请求失败达到最大重试次数: {e}") if self.aliyun_log: self.aliyun_log.logging( code="9006", message=f"请求异常达到最大重试次数", data=f"{url}" ) return if self.logger: self.logger.warning(f"请求失败 {e}, 重试 {retries}/{self.max_retries}") await asyncio.sleep(1)