{"id":204852,"date":"2025-05-29T10:55:21","date_gmt":"2025-05-29T02:55:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204852\/"},"modified":"2025-05-29T10:55:21","modified_gmt":"2025-05-29T02:55:21","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-subprocess-call-%e6%89%a7%e8%a1%8c%e5%8c%85%e5%90%ab%e7%a9%ba%e6%a0%bc%e7%9a%84%e6%96%87%e4%bb%b6%e5%90%8d%e5%91%bd%e4%bb%a4%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204852\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 subprocess.call \u6267\u884c\u5305\u542b\u7a7a\u683c\u7684\u6587\u4ef6\u540d\u547d\u4ee4\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u4f7f\u7528 subprocess.call \u6267\u884c\u5305\u542b\u7a7a\u683c\u7684\u6587\u4ef6\u540d\u547d\u4ee4\uff1f<\/h1>\n

\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300a\u5982\u4f55\u4f7f\u7528 subprocess.call \u6267\u884c\u5305\u542b\u7a7a\u683c\u7684\u6587\u4ef6\u540d\u547d\u4ee4\uff1f\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n

<\/p>\n

\u5982\u4f55\u4f7f\u7528 subprocess.call \u6267\u884c linux \u547d\u4ee4\uff0c\u5373\u4f7f\u6587\u4ef6\u540d\u4e2d\u6709\u7a7a\u683c<\/strong><\/p>\n

\u5728 linux \u73af\u5883\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 cat \u547d\u4ee4\u5c06\u5177\u6709\u7a7a\u683c\u7684\u6587\u4ef6\u540d\u5408\u5e76\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u5c06 1 1.txt \u548c 1 2.txt \u5408\u5e76\u5230 1 3.txt \u4e2d\uff1a<\/p>\n

cat '.\/temp\/1 1.txt' '.\/temp\/1 2.txt' > '.\/temp\/1 3.txt'<\/pre>\n
\u4f7f\u7528 python \u4e2d\u7684 subprocess.call \u6a21\u5757\u53ef\u4ee5\u6267\u884c linux \u547d\u4ee4\u3002\u4f46\u662f\uff0c\u5f53\u6587\u4ef6\u540d\u4e2d\u6709\u7a7a\u683c\u65f6\uff0c\u9700\u8981\u8fdb\u884c\u7279\u6b8a\u5904\u7406\u3002<\/p>\n
\u95ee\u9898\u4ee3\u7801<\/strong><\/p>\n
\u4f60\u63d0\u4f9b\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
import subprocess\n\ncmdu = 'cat\u25cf&quot;.\/temp\/1 1.txt&quot;\u25cf&quot;.\/temp\/1 2.txt&quot;\u25cf&gt;\u25cf&quot;.\/temp\/1 3.txt&quot;'\nsubprocess.call(cmdu.split('\u25cf'))<\/pre>\n
\u6b64\u4ee3\u7801\u5c06\u547d\u4ee4\u62c6\u5206\u4e3a\u4ee5\u4e0b\u90e8\u5206\uff1a<\/p>\n
['cat', '&quot;.\/temp\/1 1.txt&quot;', '&quot;.\/temp\/1 2.txt&quot;', '&gt;', '&quot;.\/temp\/1 3.txt&quot;']<\/pre>\n
\u4f46\u662f\uff0c\u56e0\u4e3a”>” \u7b26\u53f7\u4e5f\u88ab\u62c6\u5206\uff0c\u56e0\u6b64\u8be5\u547d\u4ee4\u5c06\u65e0\u6cd5\u6b63\u786e\u6267\u884c\u3002<\/p>\n
\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n
\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u53ef\u4ee5\u4f7f\u7528 subprocess.call \u7684 shell \u53c2\u6570\u3002\u6b64\u53c2\u6570\u6307\u5b9a\u662f\u5426\u5e94\u4f7f\u7528 shell \u6765\u6267\u884c\u547d\u4ee4\u3002\u5728\u4f7f\u7528 shell\uff08shell=true\uff09\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7ba1\u9053\u7b26\u53f7\uff08|\uff09\u5c06\u547d\u4ee4\u8fde\u63a5\u8d77\u6765\u3002<\/p>\n
\u4ee5\u4e0b python \u4ee3\u7801\u5c06\u6b63\u786e\u6267\u884c\u8be5\u547d\u4ee4\uff1a<\/p>\n
import subprocess\n\ncmdU = ['cat', '.\/TEMP\/1 1.txt', '.\/TEMP\/1 2.txt', '>', '.\/TEMP\/1 3.txt']\nsubprocess.call(cmdU, shell=True)<\/pre>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 subprocess.call \u6267\u884c\u5305\u542b\u7a7a\u683c\u7684\u6587\u4ef6\u540d\u547d\u4ee4\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4f7f\u7528 subprocess....<\/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-204852","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204852","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=204852"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204852\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}