API rate limit reached. Please try again later.

报错分析报告

1.错误翻译

原文：API rate limit reached. Please try again later.
译文：API速率限制已达到。请稍后再试。

2. 原因分析

3. 解决方案

import time
import requests
from requests.adapters import HTTPAdapter
from urllib3.util.retry import Retry

def call_api_with_retry(url, max_retries=3):
    session = requests.Session()
    # 配置重试策略（指数退避）
    retry_strategy = Retry(
        total=max_retries,
        backoff_factor=1,  # 重试间隔：1s → 2s → 4s
        status_forcelist=[429]  # 针对429（速率限制）重试
    )
    adapter = HTTPAdapter(max_retries=retry_strategy)
    session.mount("https://", adapter)
    
    try:
        response = session.get(url)
        response.raise_for_status()
        return response.json()
    except requests.exceptions.RequestException as e:
        print(f"最终失败：{e}")
        return None

# 使用示例
result = call_api_with_retry("https://api.example.com/data")

4. 预防措施