{"id":204807,"date":"2025-05-29T10:58:11","date_gmt":"2025-05-29T02:58:11","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204807\/"},"modified":"2025-05-29T10:58:11","modified_gmt":"2025-05-29T02:58:11","slug":"python-%e8%bf%9b%e7%a8%8b%e9%97%b4%e9%80%9a%e4%bf%a1%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e6%88%91%e7%9a%84-pipe-%e6%8e%a5%e6%94%b6%e4%b8%8d%e5%88%b0%e5%ad%90%e8%bf%9b%e7%a8%8b%e6%b6%88%e6%81%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204807\/","title":{"rendered":"Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\uff1a\u4e3a\u4ec0\u4e48\u6211\u7684 Pipe \u63a5\u6536\u4e0d\u5230\u5b50\u8fdb\u7a0b\u6d88\u606f\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\uff1a\u4e3a\u4ec0\u4e48\u6211\u7684 Pipe \u63a5\u6536\u4e0d\u5230\u5b50\u8fdb\u7a0b\u6d88\u606f\uff1f<\/h1>\n<p>\u4e0d\u77e5\u9053\u5927\u5bb6\u662f\u5426\u719f\u6089\uff1f\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPython \u8fdb\u7a0b\u95f4\u901a\u4fe1\uff1a\u4e3a\u4ec0\u4e48\u6211\u7684 Pipe \u63a5\u6536\u4e0d\u5230\u5b50\u8fdb\u7a0b\u6d88\u606f\uff1f\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u5728\u770b\u5b8c\u672c\u7bc7\u6587\u7ae0\u540e\uff0c\u6709\u66f4\u597d\u7684\u5efa\u8bae\u6216\u8005\u53d1\u73b0\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u79ef\u6781\u8bc4\u8bba\u6307\u51fa\uff0c\u8c22\u8c22\uff01\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u52a0\u6cb9\u8fdb\u6b65\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241116\/1731761156673894043ce95.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python\u8fdb\u7a0b\u95f4\u901a\u4fe1pipe\u65e0\u6cd5\u6536\u5230\u6d88\u606f\u63a2\u56e0<\/strong><\/p>\n<p>\u5728\u4f7f\u7528pipe\u8fdb\u884cpython\u8fdb\u7a0b\u95f4\u901a\u4fe1\u65f6\uff0c\u8bb8\u591a\u5f00\u53d1\u8005\u4f1a\u9047\u5230\u7236\u8fdb\u7a0b\u65e0\u6cd5\u6536\u5230\u5b50\u8fdb\u7a0b\u53d1\u9001\u6d88\u606f\u7684\u60c5\u51b5\u3002\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\uff0c\u4e00\u4e2a\u5173\u952e\u7684\u95ee\u9898\u5728\u4e8e\u5b50\u8fdb\u7a0b\u53c2\u6570\u4f20\u9012\u4e0d\u5f53\u3002<\/p>\n<p>\u5728\u63d0\u4f9b\u7684\u4ee3\u7801\u4e2d\uff0c\u5b50\u8fdb\u7a0b\u7684\u51fd\u6570fun\u6ca1\u6709\u63a5\u6536\u5230pipe\u5bf9\u8c61\u7684\u5f15\u7528\u3002\u56e0\u6b64\uff0c\u5b50\u8fdb\u7a0b\u65e0\u6cd5\u5c06\u6d88\u606f\u5199\u5165pipe\u3002\u4e3a\u4e86\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u9700\u8981\u5c06pipe\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5b50\u8fdb\u7a0b\uff1a<\/p>\n<pre>p = process(target=fun, args=(i, fd1))<\/pre>\n<p>\u8fd9\u6837\uff0c\u5b50\u8fdb\u7a0b\u5c06\u63a5\u6536i\u548cfd1\u4e24\u4e2a\u53c2\u6570\uff0c\u53ef\u4ee5\u901a\u8fc7\u540e\u8005\u5411pipe\u5199\u5165\u6d88\u606f\uff1a<\/p>\n<pre>def fun(name, fd1):\n    time.sleep(3)\n    # \u5411\u7ba1\u9053\u5199\u5165\u5185\u5bb9\n    fd1.send({name: os.getpid()})<\/pre>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aPython \u8fdb\u7a0b\u95f4\u901a\u4fe1\uff1a\u4e3a\u4ec0\u4e48\u6211\u7684 Pipe \u63a5\u6536\u4e0d\u5230\u5b50\u8fdb\u7a0b\u6d88\u606f\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python \u8fdb\u7a0b\u95f4\u901a\u4fe1\uff1a\u4e3a\u4ec0\u4e48&#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-204807","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204807","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=204807"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204807\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}