{"id":205109,"date":"2025-05-29T15:11:12","date_gmt":"2025-05-29T07:11:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205109\/"},"modified":"2025-05-29T15:11:12","modified_gmt":"2025-05-29T07:11:12","slug":"python-asyncio-%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e7%9c%9f%e6%ad%a3%e7%9a%84%e5%bc%82%e6%ad%a5%e5%b9%b6%e5%8f%91%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205109\/","title":{"rendered":"Python Asyncio \u5982\u4f55\u5b9e\u73b0\u771f\u6b63\u7684\u5f02\u6b65\u5e76\u53d1\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python Asyncio \u5982\u4f55\u5b9e\u73b0\u771f\u6b63\u7684\u5f02\u6b65\u5e76\u53d1\uff1f<\/h1>\n<p>\u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPython Asyncio \u5982\u4f55\u5b9e\u73b0\u771f\u6b63\u7684\u5f02\u6b65\u5e76\u53d1\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241123\/17323713476741e3933bd6b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python \u5f02\u6b65\u7f16\u7a0b asyncio \u7684\u4f5c\u7528<\/strong><\/p>\n<p>\u5728 python \u4e2d\uff0cawait \u548c async \u7528\u4e8e\u5f02\u6b65\u7f16\u7a0b\uff0c\u53ef\u4ee5\u6682\u505c\u4e00\u4e2a\u534f\u7a0b\uff0c\u76f4\u5230\u5176\u4f9d\u8d56\u7684\u5f02\u6b65\u4efb\u52a1\u5b8c\u6210\u3002<\/p>\n<p><strong>\u4fee\u6539\u4e3b\u51fd\u6570\u4ee5\u5b9e\u73b0\u771f\u6b63\u7684\u5f02\u6b65<\/strong><\/p>\n<p>\u95ee\u9898\u4e2d\u63d0\u5230\u7684 await \u5e76\u6ca1\u6709\u7acb\u5373\u6267\u884c\u66f4\u65b0\u4ea7\u54c1\u5faa\u73af\uff0c\u662f\u56e0\u4e3a\u5f02\u6b65\u4efb\u52a1\u5728\u542f\u52a8\u540e\u9700\u8981\u7b49\u5230\u6240\u6709\u4f9d\u8d56\u4efb\u52a1\u5b8c\u6210\u624d\u80fd\u771f\u6b63\u6267\u884c\u3002\u8981\u5b9e\u73b0\u771f\u6b63\u7684\u5f02\u6b65\uff0c\u9700\u8981\u4fee\u6539\u4e3b\u51fd\u6570\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528 asyncio.gather \u6765\u5e76\u53d1\u8fd0\u884c\u4efb\u52a1\uff0c\u800c\u4e0d\u662f\u4f7f\u7528 taskgroup\u3002<\/li>\n<li>\u5728 update_product_loop \u4e4b\u524d\u7b49\u5f85\u6240\u6709 recursion_products_init \u4efb\u52a1\u5b8c\u6210\u3002<\/li>\n<\/ol>\n<p><strong>\u4fee\u6539\u540e\u7684\u4e3b\u51fd\u6570<\/strong><\/p>\n<pre>async def main_modified():\n    results = []\n    \n    for page in jdserver.api(\"api\/product\/getpagenum\"):\n        result = await recursion_products_init(page[\"page_num\"])\n        results.append(result)\n    \n    results.append(update_product_loop())\n\n    for page in jdserver.api(\"api\/product\/getpagenum\"):\n        result = await recursion_sync_category(page[\"page_num\"])\n        results.append(result)\n\n    result1, result2 = await asyncio.gather(update_product_category(), update_products_price())\n    results.extend([result1, result2])\n\n    return results<\/pre>\n<p><strong>\u6d4b\u8bd5\u7ed3\u679c<\/strong><\/p>\n<p>\u6267\u884c\u4fee\u6539\u540e\u7684\u4e3b\u534f\u7a0b\uff1a<\/p>\n<pre>results_modified = await auxiliary_runner(main_modified())\nresults_modified<\/pre>\n<p>\u7ed3\u679c\u5c06\u663e\u793a\u6240\u6709\u4efb\u52a1\u771f\u6b63\u4ee5\u5f02\u6b65\u7684\u65b9\u5f0f\u5b8c\u6210\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python Asyncio \u5982&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205109","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205109"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205109\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205109"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}