{"id":1103752,"date":"2025-01-08T16:13:38","date_gmt":"2025-01-08T08:13:38","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1103752.html"},"modified":"2025-01-08T16:13:41","modified_gmt":"2025-01-08T08:13:41","slug":"python%e5%a6%82%e4%bd%95%e5%b9%b6%e5%8f%91%e4%b8%8a%e5%8d%83%e4%b8%aaget-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1103752.html","title":{"rendered":"python\u5982\u4f55\u5e76\u53d1\u4e0a\u5343\u4e2aget"},"content":{"rendered":"

\"python\u5982\u4f55\u5e76\u53d1\u4e0a\u5343\u4e2aget\"<\/p>\n

\u4f7f\u7528\u7ebf\u7a0b\u6c60\u3001\u5f02\u6b65IO\u3001\u6279\u91cf\u8bf7\u6c42\u5e93requests-futures<\/strong>\u3002\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u5e76\u53d1\u4e0a\u5343\u4e2aGET\u8bf7\u6c42\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6700\u5e38\u7528\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u7ebf\u7a0b\u6c60\u3001\u5f02\u6b65IO\u6216\u8005\u6279\u91cf\u8bf7\u6c42\u5e93requests-futures\u3002\u5f02\u6b65IO<\/strong>\u662f\u5176\u4e2d\u6700\u5e38\u7528\u4e14\u9ad8\u6548\u7684\u65b9\u5f0f\uff0c\u56e0\u4e3a\u5b83\u80fd\u591f\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u963b\u585e\u5e76\u53d1\u8bf7\u6c42\u7684\u65f6\u95f4\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u7ebf\u7a0b\u6c60<\/strong><\/h2>\n

\u7ebf\u7a0b\u6c60\u662f\u4e00\u79cd\u5e76\u53d1\u7f16\u7a0b\u6280\u672f\uff0c\u53ef\u4ee5\u901a\u8fc7\u9884\u5148\u521b\u5efa\u4e00\u5b9a\u6570\u91cf\u7684\u7ebf\u7a0b\u6765\u6267\u884c\u4efb\u52a1\uff0c\u4ece\u800c\u51cf\u5c11\u7ebf\u7a0b\u7684\u521b\u5efa\u548c\u9500\u6bc1\u65f6\u95f4\u3002\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528concurrent.futures\u6a21\u5757\u4e2d\u7684ThreadPoolExecutor\u6765\u5b9e\u73b0\u7ebf\u7a0b\u6c60\u3002<\/p>\n<\/p>\n

1\u3001ThreadPoolExecutor\u7684\u57fa\u672c\u4f7f\u7528<\/h2>\n<\/p>\n

ThreadPoolExecutor\u662fPython\u6807\u51c6\u5e93\u4e2d\u7684\u4e00\u4e2a\u7c7b\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b9\u4fbf\u7684\u65b9\u5f0f\u6765\u6267\u884c\u5e76\u53d1\u4efb\u52a1\u3002\u4f7f\u7528ThreadPoolExecutor\u53ef\u4ee5\u8f7b\u677e\u521b\u5efa\u7ebf\u7a0b\u6c60\uff0c\u5e76\u5c06\u4efb\u52a1\u63d0\u4ea4\u5230\u7ebf\u7a0b\u6c60\u4e2d\u6267\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n

import concurrent.futures<\/p>\n
import requests<\/p>\n
def fetch_url(url):<\/p>\n
    response = requests.get(url)<\/p>\n
    return response.status_code<\/p>\n
urls = ['http:\/\/example.com'] * 1000<\/p>\n
with concurrent.futures.ThreadPoolExecutor(max_workers=10) as executor:<\/p>\n
    futures = [executor.submit(fetch_url, url) for url in urls]<\/p>\n
    for future in concurrent.futures.as_completed(futures):<\/p>\n
        print(future.result())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b10\u4e2a\u7ebf\u7a0b\u7684\u7ebf\u7a0b\u6c60\uff0c\u5e76\u5c061000\u4e2aURL\u7684GET\u8bf7\u6c42\u4efb\u52a1\u63d0\u4ea4\u5230\u7ebf\u7a0b\u6c60\u4e2d\u6267\u884c\u3002\u4f7f\u7528executor.submit\u65b9\u6cd5\u53ef\u4ee5\u5c06\u4efb\u52a1\u63d0\u4ea4\u5230\u7ebf\u7a0b\u6c60\u4e2d\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2aFuture\u5bf9\u8c61\u3002\u53ef\u4ee5\u4f7f\u7528concurrent.futures.as_completed\u65b9\u6cd5\u6765\u83b7\u53d6\u4efb\u52a1\u7684\u6267\u884c\u7ed3\u679c\u3002<\/p>\n<\/p>\n
2\u3001\u63d0\u9ad8\u7ebf\u7a0b\u6c60\u7684\u6027\u80fd<\/h2>\n<\/p>\n
\u867d\u7136\u7ebf\u7a0b\u6c60\u53ef\u4ee5\u63d0\u9ad8\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u6548\u7387\uff0c\u4f46\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u6027\u80fd\u53ef\u80fd\u4ecd\u7136\u53d7\u5230\u9650\u5236\u3002\u4e3a\u4e86\u63d0\u9ad8\u7ebf\u7a0b\u6c60\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n
1. \u9650\u5236\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f<\/h3>\n<\/p>\n
\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f\u51b3\u5b9a\u4e86\u53ef\u4ee5\u540c\u65f6\u6267\u884c\u7684\u4efb\u52a1\u6570\u91cf\u3002\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u8fc7\u5927\u7684\u7ebf\u7a0b\u6c60\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8d44\u6e90\u8017\u5c3d\uff0c\u56e0\u6b64\u9700\u8981\u5408\u7406\u8bbe\u7f6e\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f\u3002\u53ef\u4ee5\u6839\u636e\u7cfb\u7edf\u7684\u786c\u4ef6\u914d\u7f6e\u548c\u4efb\u52a1\u7684\u590d\u6742\u5ea6\u6765\u8c03\u6574\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528\u8fde\u63a5\u6c60<\/h3>\n<\/p>\n
\u4f7f\u7528\u8fde\u63a5\u6c60\u53ef\u4ee5\u51cf\u5c11\u6bcf\u6b21\u8bf7\u6c42\u65f6\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002\u5728requests\u5e93\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528requests.Session\u6765\u5b9e\u73b0\u8fde\u63a5\u6c60\uff1a<\/p>\n<\/p>\n
import concurrent.futures<\/p>\n
import requests<\/p>\n
def fetch_url(session, url):<\/p>\n
    response = session.get(url)<\/p>\n
    return response.status_code<\/p>\n
urls = ['http:\/\/example.com'] * 1000<\/p>\n
with concurrent.futures.ThreadPoolExecutor(max_workers=10) as executor:<\/p>\n
    with requests.Session() as session:<\/p>\n
        futures = [executor.submit(fetch_url, session, url) for url in urls]<\/p>\n
        for future in concurrent.futures.as_completed(futures):<\/p>\n
            print(future.result())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528requests.Session\u6765\u521b\u5efa\u4e00\u4e2a\u8fde\u63a5\u6c60\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9\u6bcf\u4e2a\u4efb\u52a1\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6bcf\u6b21\u8bf7\u6c42\u65f6\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n
3. \u4f7f\u7528\u5f02\u6b65\u8bf7\u6c42\u5e93<\/h3>\n<\/p>\n
\u867d\u7136\u7ebf\u7a0b\u6c60\u53ef\u4ee5\u63d0\u9ad8\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u6548\u7387\uff0c\u4f46\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u6027\u80fd\u53ef\u80fd\u4ecd\u7136\u53d7\u5230\u9650\u5236\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u9ad8\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u8bf7\u6c42\u5e93\uff0c\u5982AI<\/a>ohttp\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u5f02\u6b65IO<\/strong><\/h2>\n
\u5f02\u6b65IO\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u5e76\u53d1\u7f16\u7a0b\u6280\u672f\uff0c\u53ef\u4ee5\u901a\u8fc7\u5f02\u6b65\u7f16\u7a0b\u6a21\u578b\u6765\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u3002\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528asyncio\u548caiohttp\u5e93\u6765\u5b9e\u73b0\u5f02\u6b65IO\u3002<\/p>\n<\/p>\n
1\u3001asyncio\u548caiohttp\u7684\u57fa\u672c\u4f7f\u7528<\/h2>\n<\/p>\n
asyncio\u662fPython\u6807\u51c6\u5e93\u4e2d\u7684\u4e00\u4e2a\u5f02\u6b65IO\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u57fa\u4e8e\u4e8b\u4ef6\u5faa\u73af\u7684\u5f02\u6b65\u7f16\u7a0b\u6a21\u578b\u3002aiohttp\u662f\u4e00\u4e2a\u57fa\u4e8easyncio\u7684\u5f02\u6b65HTTP\u5ba2\u6237\u7aef\u5e93\uff0c\u53ef\u4ee5\u7528\u4e8e\u53d1\u9001\u5f02\u6b65HTTP\u8bf7\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
import asyncio<\/p>\n
import aiohttp<\/p>\n
async def fetch_url(session, url):<\/p>\n
    async with session.get(url) as response:<\/p>\n
        return response.status<\/p>\n
async def main():<\/p>\n
    urls = ['http:\/\/example.com'] * 1000<\/p>\n
    async with aiohttp.ClientSession() as session:<\/p>\n
        tasks = [fetch_url(session, url) for url in urls]<\/p>\n
        responses = await asyncio.gather(*tasks)<\/p>\n
        for response in responses:<\/p>\n
            print(response)<\/p>\n
asyncio.run(main())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528asyncio\u548caiohttp\u5e93\u6765\u5b9e\u73b0\u5f02\u6b65IO\u3002\u9996\u5148\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5f02\u6b65\u51fd\u6570fetch_url\uff0c\u7528\u4e8e\u53d1\u9001\u5f02\u6b65HTTP\u8bf7\u6c42\u3002\u7136\u540e\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5f02\u6b65\u51fd\u6570main\uff0c\u7528\u4e8e\u521b\u5efa\u5f02\u6b65\u4efb\u52a1\u5e76\u6267\u884c\u3002\u4f7f\u7528asyncio.gather\u65b9\u6cd5\u53ef\u4ee5\u5e76\u53d1\u6267\u884c\u591a\u4e2a\u5f02\u6b65\u4efb\u52a1\uff0c\u5e76\u7b49\u5f85\u6240\u6709\u4efb\u52a1\u5b8c\u6210\u3002<\/p>\n<\/p>\n
2\u3001\u63d0\u9ad8\u5f02\u6b65IO\u7684\u6027\u80fd<\/h2>\n<\/p>\n
\u867d\u7136\u5f02\u6b65IO\u53ef\u4ee5\u63d0\u9ad8\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u6548\u7387\uff0c\u4f46\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u6027\u80fd\u53ef\u80fd\u4ecd\u7136\u53d7\u5230\u9650\u5236\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5f02\u6b65IO\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n
1. \u9650\u5236\u5e76\u53d1\u4efb\u52a1\u7684\u6570\u91cf<\/h3>\n<\/p>\n
\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u8fc7\u591a\u7684\u5e76\u53d1\u4efb\u52a1\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u8d44\u6e90\u8017\u5c3d\u3002\u56e0\u6b64\uff0c\u9700\u8981\u9650\u5236\u5e76\u53d1\u4efb\u52a1\u7684\u6570\u91cf\u3002\u53ef\u4ee5\u4f7f\u7528asyncio.Semaphore\u6765\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\u7684\u9650\u5236\uff1a<\/p>\n<\/p>\n
import asyncio<\/p>\n
import aiohttp<\/p>\n
async def fetch_url(semaphore, session, url):<\/p>\n
    async with semaphore:<\/p>\n
        async with session.get(url) as response:<\/p>\n
            return response.status<\/p>\n
async def main():<\/p>\n
    urls = ['http:\/\/example.com'] * 1000<\/p>\n
    semaphore = asyncio.Semaphore(10)<\/p>\n
    async with aiohttp.ClientSession() as session:<\/p>\n
        tasks = [fetch_url(semaphore, session, url) for url in urls]<\/p>\n
        responses = await asyncio.gather(*tasks)<\/p>\n
        for response in responses:<\/p>\n
            print(response)<\/p>\n
asyncio.run(main())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528asyncio.Semaphore\u6765\u9650\u5236\u5e76\u53d1\u4efb\u52a1\u7684\u6570\u91cf\u3002\u4f7f\u7528asyncio.Semaphore(10)\u521b\u5efa\u4e00\u4e2a\u4fe1\u53f7\u91cf\u5bf9\u8c61\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9\u6bcf\u4e2a\u4efb\u52a1\u3002\u6bcf\u4e2a\u4efb\u52a1\u5728\u6267\u884c\u65f6\uff0c\u90fd\u4f1a\u5148\u83b7\u53d6\u4fe1\u53f7\u91cf\uff0c\u5982\u679c\u4fe1\u53f7\u91cf\u7684\u503c\u4e3a0\uff0c\u5219\u4efb\u52a1\u4f1a\u7b49\u5f85\uff0c\u76f4\u5230\u4fe1\u53f7\u91cf\u7684\u503c\u5927\u4e8e0\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528\u8fde\u63a5\u6c60<\/h3>\n<\/p>\n
\u4f7f\u7528\u8fde\u63a5\u6c60\u53ef\u4ee5\u51cf\u5c11\u6bcf\u6b21\u8bf7\u6c42\u65f6\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002\u5728aiohttp\u5e93\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528aiohttp.TCPConnector\u6765\u5b9e\u73b0\u8fde\u63a5\u6c60\uff1a<\/p>\n<\/p>\n
import asyncio<\/p>\n
import aiohttp<\/p>\n
async def fetch_url(session, url):<\/p>\n
    async with session.get(url) as response:<\/p>\n
        return response.status<\/p>\n
async def main():<\/p>\n
    urls = ['http:\/\/example.com'] * 1000<\/p>\n
    connector = aiohttp.TCPConnector(limit=10)<\/p>\n
    async with aiohttp.ClientSession(connector=connector) as session:<\/p>\n
        tasks = [fetch_url(session, url) for url in urls]<\/p>\n
        responses = await asyncio.gather(*tasks)<\/p>\n
        for response in responses:<\/p>\n
            print(response)<\/p>\n
asyncio.run(main())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528aiohttp.TCPConnector\u6765\u521b\u5efa\u4e00\u4e2a\u8fde\u63a5\u6c60\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9aiohttp.ClientSession\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6bcf\u6b21\u8bf7\u6c42\u65f6\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n
3. \u4f7f\u7528\u6279\u91cf\u8bf7\u6c42\u5e93<\/h3>\n<\/p>\n
\u9664\u4e86\u7ebf\u7a0b\u6c60\u548c\u5f02\u6b65IO\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u6279\u91cf\u8bf7\u6c42\u5e93\u6765\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u3002requests-futures\u662f\u4e00\u4e2a\u57fa\u4e8erequests\u548cconcurrent.futures\u7684\u6279\u91cf\u8bf7\u6c42\u5e93\uff0c\u53ef\u4ee5\u7528\u4e8e\u53d1\u9001\u5e76\u53d1HTTP\u8bf7\u6c42\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u6279\u91cf\u8bf7\u6c42\u5e93requests-futures<\/strong><\/h2>\n
requests-futures\u662f\u4e00\u4e2a\u57fa\u4e8erequests\u548cconcurrent.futures\u7684\u6279\u91cf\u8bf7\u6c42\u5e93\uff0c\u53ef\u4ee5\u7528\u4e8e\u53d1\u9001\u5e76\u53d1HTTP\u8bf7\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
from requests_futures.sessions import FuturesSession<\/p>\n
def fetch_url(session, url):<\/p>\n
    response = session.get(url)<\/p>\n
    return response<\/p>\n
urls = ['http:\/\/example.com'] * 1000<\/p>\n
session = FuturesSession(max_workers=10)<\/p>\n
futures = [session.get(url) for url in urls]<\/p>\n
for future in futures:<\/p>\n
    print(future.result().status_code)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528requests-futures\u5e93\u6765\u5b9e\u73b0\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u3002\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u5305\u542b10\u4e2a\u7ebf\u7a0b\u7684FuturesSession\u5bf9\u8c61\uff0c\u5e76\u5c061000\u4e2aURL\u7684GET\u8bf7\u6c42\u4efb\u52a1\u63d0\u4ea4\u5230FuturesSession\u4e2d\u6267\u884c\u3002\u4f7f\u7528session.get\u65b9\u6cd5\u53ef\u4ee5\u5c06\u4efb\u52a1\u63d0\u4ea4\u5230FuturesSession\u4e2d\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2aFuture\u5bf9\u8c61\u3002\u53ef\u4ee5\u4f7f\u7528future.result\u65b9\u6cd5\u6765\u83b7\u53d6\u4efb\u52a1\u7684\u6267\u884c\u7ed3\u679c\u3002<\/p>\n<\/p>\n
1\u3001\u63d0\u9ad8requests-futures\u7684\u6027\u80fd<\/h2>\n<\/p>\n
\u867d\u7136requests-futures\u53ef\u4ee5\u63d0\u9ad8\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u6548\u7387\uff0c\u4f46\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u6027\u80fd\u53ef\u80fd\u4ecd\u7136\u53d7\u5230\u9650\u5236\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u9ad8requests-futures\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n
1. \u9650\u5236\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f<\/h3>\n<\/p>\n
\u5728requests-futures\u5e93\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6eFuturesSession\u7684max_workers\u53c2\u6570\u6765\u9650\u5236\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f\u3002\u5408\u7406\u8bbe\u7f6e\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f\u53ef\u4ee5\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528\u8fde\u63a5\u6c60<\/h3>\n<\/p>\n
\u4f7f\u7528\u8fde\u63a5\u6c60\u53ef\u4ee5\u51cf\u5c11\u6bcf\u6b21\u8bf7\u6c42\u65f6\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002\u5728requests\u5e93\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528requests.Session\u6765\u5b9e\u73b0\u8fde\u63a5\u6c60\uff1a<\/p>\n<\/p>\n
from requests_futures.sessions import FuturesSession<\/p>\n
def fetch_url(session, url):<\/p>\n
    response = session.get(url)<\/p>\n
    return response<\/p>\n
urls = ['http:\/\/example.com'] * 1000<\/p>\n
session = FuturesSession(max_workers=10)<\/p>\n
session.mount('http:\/\/', requests.adapters.HTTPAdapter(pool_connections=10, pool_maxsize=10))<\/p>\n
futures = [session.get(url) for url in urls]<\/p>\n
for future in futures:<\/p>\n
    print(future.result().status_code)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528requests.Session\u6765\u521b\u5efa\u4e00\u4e2a\u8fde\u63a5\u6c60\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9FuturesSession\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6bcf\u6b21\u8bf7\u6c42\u65f6\u5efa\u7acb\u8fde\u63a5\u7684\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u8bf7\u6c42\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n
2\u3001\u4f7f\u7528\u5f02\u6b65\u8bf7\u6c42\u5e93<\/h2>\n<\/p>\n
\u867d\u7136requests-futures\u53ef\u4ee5\u63d0\u9ad8\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u6548\u7387\uff0c\u4f46\u5728\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u65f6\uff0c\u6027\u80fd\u53ef\u80fd\u4ecd\u7136\u53d7\u5230\u9650\u5236\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u9ad8\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u8bf7\u6c42\u5e93\uff0c\u5982aiohttp\u3002<\/p>\n<\/p>\n
\u7ed3\u8bba<\/strong><\/h2>\n
\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u5e76\u53d1\u4e0a\u5343\u4e2aGET\u8bf7\u6c42\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6700\u5e38\u7528\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u7ebf\u7a0b\u6c60\u3001\u5f02\u6b65IO\u6216\u8005\u6279\u91cf\u8bf7\u6c42\u5e93requests-futures\u3002\u5f02\u6b65IO\u662f\u5176\u4e2d\u6700\u5e38\u7528\u4e14\u9ad8\u6548\u7684\u65b9\u5f0f\uff0c\u56e0\u4e3a\u5b83\u80fd\u591f\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u963b\u585e\u5e76\u53d1\u8bf7\u6c42\u7684\u65f6\u95f4\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u6267\u884c\u6548\u7387\u3002\u901a\u8fc7\u5408\u7406\u8bbe\u7f6e\u7ebf\u7a0b\u6c60\u7684\u5927\u5c0f\u3001\u4f7f\u7528\u8fde\u63a5\u6c60\u548c\u9650\u5236\u5e76\u53d1\u4efb\u52a1\u7684\u6570\u91cf\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5e76\u53d1\u4efb\u52a1\u7684\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u4f7f\u7528Python\u5b9e\u73b0\u9ad8\u5e76\u53d1\u7684HTTP GET\u8bf7\u6c42\uff1f<\/strong>
\u8981\u5b9e\u73b0\u9ad8\u5e76\u53d1\u7684HTTP GET\u8bf7\u6c42\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u7ebf\u7a0b\u6216\u5f02\u6b65\u7f16\u7a0b\u7684\u65b9\u6cd5\u3002\u5bf9\u4e8e\u7ebf\u7a0b\uff0c\u53ef\u4ee5\u4f7f\u7528concurrent.futures.ThreadPoolExecutor<\/code>\uff0c\u800c\u5bf9\u4e8e\u5f02\u6b65\u7f16\u7a0b\uff0c\u53ef\u4ee5\u5229\u7528asyncio<\/code>\u548caiohttp<\/code>\u5e93\u3002\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u3002<\/p>\n
\u5728\u8fdb\u884c\u9ad8\u5e76\u53d1\u8bf7\u6c42\u65f6\uff0c\u5982\u4f55\u5904\u7406\u8fde\u63a5\u9650\u5236\u548c\u8bf7\u6c42\u5931\u8d25\uff1f<\/strong>
\u9ad8\u5e76\u53d1\u8bf7\u6c42\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8fde\u63a5\u9650\u5236\u548c\u8bf7\u6c42\u5931\u8d25\u3002\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u5408\u7406\u7684\u91cd\u8bd5\u673a\u5236\u6765\u5904\u7406\u8bf7\u6c42\u5931\u8d25\u7684\u60c5\u51b5\uff0c\u540c\u65f6\u6ce8\u610f\u9075\u5faa\u76ee\u6807\u670d\u52a1\u5668\u7684\u8bf7\u6c42\u9891\u7387\u9650\u5236\u3002\u6b64\u5916\uff0c\u4f7f\u7528session<\/code>\u5bf9\u8c61\u6765\u590d\u7528\u8fde\u63a5\u4e5f\u662f\u4e00\u4e2a\u6709\u6548\u7684\u505a\u6cd5\uff0c\u53ef\u4ee5\u51cf\u5c11\u8fde\u63a5\u5efa\u7acb\u7684\u5f00\u9500\u3002<\/p>\n
\u5982\u4f55\u76d1\u63a7\u548c\u4f18\u5316\u5e76\u53d1\u8bf7\u6c42\u7684\u6027\u80fd\uff1f<\/strong>
\u76d1\u63a7\u5e76\u53d1\u8bf7\u6c42\u7684\u6027\u80fd\u53ef\u4ee5\u901a\u8fc7\u8bb0\u5f55\u8bf7\u6c42\u7684\u54cd\u5e94\u65f6\u95f4\u548c\u6210\u529f\u7387\u6765\u5b9e\u73b0\u3002\u53ef\u4ee5\u4f7f\u7528\u6027\u80fd\u5206\u6790\u5de5\u5177\u6216\u65e5\u5fd7\u8bb0\u5f55\u6765\u8ddf\u8e2a\u8fd9\u4e9b\u6307\u6807\u3002\u4f18\u5316\u65b9\u9762\uff0c\u786e\u4fdd\u4f7f\u7528\u5408\u9002\u7684\u8fde\u63a5\u6c60\u5927\u5c0f\uff0c\u8c03\u6574\u8bf7\u6c42\u7684\u5e76\u53d1\u6570\u91cf\uff0c\u4ee5\u53ca\u5229\u7528\u7f13\u5b58\u6280\u672f\u6765\u51cf\u5c11\u91cd\u590d\u8bf7\u6c42\u7684\u8d1f\u62c5\uff0c\u90fd\u80fd\u663e\u8457\u63d0\u5347\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u4f7f\u7528\u7ebf\u7a0b\u6c60\u3001\u5f02\u6b65IO\u3001\u6279\u91cf\u8bf7\u6c42\u5e93requests-futures\u3002\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u5e76\u53d1\u4e0a\u5343\u4e2aGET\u8bf7\u6c42\u7684 […]","protected":false},"author":3,"featured_media":1103761,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1103752"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1103752"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1103752\/revisions"}],"predecessor-version":[{"id":1103762,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1103752\/revisions\/1103762"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1103761"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1103752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1103752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1103752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}