在处理需要大量请求的情况下,为了避免达到速率限制,可以采取以下一些解决方法:
time.sleep()
函数在发送请求之前进行延迟,如下所示:import time
import requests
for i in range(10):
# 发送请求前延迟1秒
time.sleep(1)
response = requests.get('https://api.example.com')
# 处理响应...
asyncio
和aiohttp
库来实现异步请求,如下所示:import asyncio
import aiohttp
async def make_request(url):
async with aiohttp.ClientSession() as session:
async with session.get(url) as response:
# 处理响应...
async def main():
urls = ['https://api.example.com'] * 10
tasks = [make_request(url) for url in urls]
await asyncio.gather(*tasks)
if __name__ == '__main__':
asyncio.run(main())
requests
库的Retry
类和Session
类来实现请求重试,如下所示:import requests
from requests.adapters import Retry
from requests.sessions import Session
session = Session()
retries = Retry(total=3, backoff_factor=0.5, status_forcelist=[429, 500, 502, 503, 504])
adapter = requests.adapters.HTTPAdapter(max_retries=retries)
session.mount('http://', adapter)
session.mount('https://', adapter)
response = session.get('https://api.example.com')
# 处理响应...
通过采取以上解决方法,可以有效地避免达到速率限制,并确保能够正常处理大量请求。