{"id":1010450,"date":"2024-12-27T11:21:06","date_gmt":"2024-12-27T03:21:06","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1010450.html"},"modified":"2024-12-27T11:21:08","modified_gmt":"2024-12-27T03:21:08","slug":"python%e5%a6%82%e4%bd%95%e5%8a%a0%e8%bd%bd%e5%8c%85execjs","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1010450.html","title":{"rendered":"python\u5982\u4f55\u52a0\u8f7d\u5305execjs"},"content":{"rendered":"

\"python\u5982\u4f55\u52a0\u8f7d\u5305execjs\"<\/p>\n

Python\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u52a0\u8f7d\u548c\u4f7f\u7528execjs\u5305\u6765\u6267\u884cJavaScript\u4ee3\u7801\uff0c\u4e3b\u8981\u65b9\u5f0f\u5305\u62ec\uff1a\u5b89\u88c5execjs\u5e93\u3001\u4f7f\u7528Node.js\u4f5c\u4e3aJavaScript\u8fd0\u884c\u65f6\u73af\u5883\u3001\u8c03\u7528execjs.compile\u65b9\u6cd5\u7f16\u8bd1JavaScript\u4ee3\u7801\u3002<\/strong> \u5728\u8fd9\u4e9b\u65b9\u6cd5\u4e2d\uff0c\u786e\u4fdd\u5b89\u88c5\u6b63\u786e\u7684JavaScript\u8fd0\u884c\u65f6\u73af\u5883\u662f\u6700\u5173\u952e\u7684\u4e00\u6b65\uff0c\u56e0\u4e3aexecjs\u4f9d\u8d56\u4e8e\u5916\u90e8\u73af\u5883\u6765\u6267\u884cJavaScript\u4ee3\u7801\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5176\u4e2d\u4e00\u79cd\u65b9\u6cd5\uff0c\u5373\u5982\u4f55\u4f7f\u7528execjs.compile\u6765\u7f16\u8bd1\u548c\u6267\u884cJavaScript\u4ee3\u7801\u3002<\/p>\n<\/p>\n

\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u7684\u7cfb\u7edf\u4e0a\u5b89\u88c5\u4e86Node.js\uff0c\u56e0\u4e3aexecjs\u4f9d\u8d56\u4e8eNode.js\u6216\u5176\u4ed6JavaScript\u8fd0\u884c\u65f6\u73af\u5883\u6765\u6267\u884c\u4ee3\u7801\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165node -v<\/code>\u6765\u68c0\u67e5Node.js\u662f\u5426\u5b89\u88c5\u3002\u5982\u679c\u6ca1\u6709\u5b89\u88c5\uff0c\u53ef\u4ee5\u4eceNode.js\u7684\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u5e76\u5b89\u88c5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b89\u88c5\u548c\u914d\u7f6eexecjs<\/h3>\n<\/p>\n

\u5728\u5f00\u59cb\u4f7f\u7528execjs\u4e4b\u524d\uff0c\u4f60\u9700\u8981\u5728\u4f60\u7684Python\u73af\u5883\u4e2d\u5b89\u88c5execjs\u5e93\u3002\u53ef\u4ee5\u901a\u8fc7pip\u6765\u5b89\u88c5\uff1a<\/p>\n<\/p>\n

pip install PyExecJS<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2a\u547d\u4ee4\u5c06\u4e0b\u8f7d\u5e76\u5b89\u88c5\u6700\u65b0\u7248\u672c\u7684execjs\u5e93\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528execjs\u52a0\u8f7d\u548c\u6267\u884cJavaScript\u4ee3\u7801<\/h3>\n<\/p>\n
\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u6765\u52a0\u8f7d\u548c\u6267\u884cJavaScript\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
    \n
  1. \n
    \u5bfc\u5165execjs\u5e93<\/strong><\/p>\n<\/p>\n
    \u5728\u4f60\u7684Python\u811a\u672c\u4e2d\uff0c\u9996\u5148\u9700\u8981\u5bfc\u5165execjs\u5e93\uff1a<\/p>\n<\/p>\n
    import execjs<\/p>\n
    <\/code><\/pre>\n<\/p>\n<\/li>\n
  2. \n
    \u7f16\u5199\u548c\u52a0\u8f7dJavaScript\u4ee3\u7801<\/strong><\/p>\n<\/p>\n
    \u4f60\u53ef\u4ee5\u5728Python\u4e2d\u76f4\u63a5\u7f16\u5199JavaScript\u4ee3\u7801\uff0c\u4e5f\u53ef\u4ee5\u4ece\u5916\u90e8\u6587\u4ef6\u4e2d\u8bfb\u53d6\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff0c\u5c55\u793a\u5982\u4f55\u5728Python\u4e2d\u5b9a\u4e49\u548c\u6267\u884cJavaScript\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
    js_code = """<\/p>\n
    function add(a, b) {<\/p>\n
        return a + b;<\/p>\n
    }<\/p>\n
    """<\/p>\n
    <\/code><\/pre>\n<\/p>\n<\/li>\n
  3. \n
    \u7f16\u8bd1JavaScript\u4ee3\u7801<\/strong><\/p>\n<\/p>\n
    \u4f7f\u7528execjs.compile\u65b9\u6cd5\u6765\u7f16\u8bd1JavaScript\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
    context = execjs.compile(js_code)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u4e2a\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u4e0a\u4e0b\u6587\u5bf9\u8c61\uff08context\uff09\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u5bf9\u8c61\u6765\u8c03\u7528JavaScript\u51fd\u6570\u3002<\/p>\n<\/p>\n<\/li>\n
  4. \n
    \u6267\u884cJavaScript\u51fd\u6570<\/strong><\/p>\n<\/p>\n
    \u4f7f\u7528\u4e0a\u4e0b\u6587\u5bf9\u8c61\u7684call\u65b9\u6cd5\u6765\u8c03\u7528JavaScript\u51fd\u6570\uff0c\u5e76\u4f20\u9012\u53c2\u6570\uff1a<\/p>\n<\/p>\n
    result = context.call("add", 1, 2)<\/p>\n
    print(result)  # \u8f93\u51fa: 3<\/p>\n
    <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e09\u3001\u9009\u62e9\u548c\u914d\u7f6eJavaScript\u8fd0\u884c\u65f6<\/h3>\n<\/p>\n
    execjs\u652f\u6301\u591a\u79cdJavaScript\u8fd0\u884c\u65f6\u73af\u5883\uff0c\u5305\u62ecNode.js\u3001JavaScriptCore\u3001SpiderMonkey\u7b49\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cexecjs\u4f1a\u81ea\u52a8\u9009\u62e9\u53ef\u7528\u7684\u8fd0\u884c\u65f6\u3002\u4f60\u4e5f\u53ef\u4ee5\u624b\u52a8\u9009\u62e9\u8fd0\u884c\u65f6\uff0c\u901a\u8fc7\u5728\u7f16\u8bd1\u4ee3\u7801\u65f6\u6307\u5b9a\u73af\u5883\uff1a<\/p>\n<\/p>\n
    runtime = execjs.get(execjs.runtime_names.Node)<\/p>\n
    context = runtime.compile(js_code)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u79cd\u65b9\u6cd5\u5141\u8bb8\u4f60\u5728\u7cfb\u7edf\u4e2d\u5b89\u88c5\u591a\u4e2aJavaScript\u8fd0\u884c\u65f6\uff0c\u5e76\u6839\u636e\u9700\u8981\u9009\u62e9\u7279\u5b9a\u7684\u8fd0\u884c\u65f6\u6765\u6267\u884c\u4ee3\u7801\u3002<\/p>\n<\/p>\n
    \u56db\u3001\u5904\u7406JavaScript\u4e2d\u7684\u5f02\u6b65\u64cd\u4f5c<\/h3>\n<\/p>\n
    JavaScript\u4e2d\u7684\u5f02\u6b65\u64cd\u4f5c\uff08\u5982Promise\u548c\u56de\u8c03\u51fd\u6570\uff09\u5728execjs\u4e2d\u662f\u6709\u9650\u652f\u6301\u7684\uff0c\u56e0\u4e3aexecjs\u662f\u540c\u6b65\u7684\u6267\u884c\u73af\u5883\u3002\u5982\u679c\u4f60\u9700\u8981\u5904\u7406\u5f02\u6b65\u64cd\u4f5c\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u5176\u4ed6\u5de5\u5177\u6216\u5e93\uff0c\u5982PyV8\u3001PyNode\u7b49\uff0c\u6216\u8005\u5c06JavaScript\u903b\u8f91\u653e\u5728\u5916\u90e8\u811a\u672c\u4e2d\u6267\u884c\u3002<\/p>\n<\/p>\n
    \u4e94\u3001execjs\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
    execjs\u5728\u4ee5\u4e0b\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\uff1a<\/p>\n<\/p>\n
      \n
    • \u8de8\u5e73\u53f0\u6267\u884cJavaScript\u4ee3\u7801<\/strong>\uff1a\u901a\u8fc7execjs\uff0c\u4f60\u53ef\u4ee5\u5728\u4efb\u4f55\u652f\u6301Python\u7684\u73af\u5883\u4e2d\u6267\u884cJavaScript\u4ee3\u7801\uff0c\u800c\u4e0d\u5fc5\u62c5\u5fc3JavaScript\u7684\u73af\u5883\u517c\u5bb9\u6027\u95ee\u9898\u3002<\/li>\n
    • \u96c6\u6210\u524d\u7aef\u548c\u540e\u7aef\u903b\u8f91<\/strong>\uff1a\u4f60\u53ef\u4ee5\u5728\u540e\u7aef\u76f4\u63a5\u8c03\u7528\u524d\u7aef\u7684JavaScript\u4ee3\u7801\uff0c\u8fdb\u884c\u903b\u8f91\u590d\u7528\u3002<\/li>\n
    • \u5904\u7406\u590d\u6742\u7684JavaScript\u7b97\u6cd5<\/strong>\uff1a\u4e00\u4e9b\u590d\u6742\u7684JavaScript\u7b97\u6cd5\u53ef\u4ee5\u76f4\u63a5\u5728Python\u4e2d\u6267\u884c\uff0c\u907f\u514d\u4e86\u91cd\u65b0\u5b9e\u73b0\u7684\u9ebb\u70e6\u3002<\/li>\n<\/ul>\n
      \u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u4f60\u53ef\u4ee5\u5728Python\u4e2d\u8f7b\u677e\u52a0\u8f7d\u548c\u6267\u884cJavaScript\u4ee3\u7801\u3002execjs\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u800c\u5f3a\u5927\u7684\u63a5\u53e3\uff0c\u4f7f\u5f97\u5728Python\u4e2d\u6267\u884cJavaScript\u53d8\u5f97\u975e\u5e38\u5bb9\u6613\u3002<\/p>\n<\/p>\n
      \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
       Python\u4e2d\u5982\u4f55\u5b89\u88c5\u548c\u4f7f\u7528execjs\u5305\uff1f<\/strong>
      \u8981\u5b89\u88c5execjs\u5305\uff0c\u53ef\u4ee5\u4f7f\u7528pip\u547d\u4ee4\u3002\u5728\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1apip install PyExecJS<\/code>\u3002\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7import execjs<\/code>\u5728Python\u4ee3\u7801\u4e2d\u5bfc\u5165\u8be5\u5305\u3002execjs\u5305\u7684\u4e3b\u8981\u529f\u80fd\u662f\u6267\u884cJavaScript\u4ee3\u7801\uff0c\u53ef\u4ee5\u901a\u8fc7execjs.compile()<\/code>\u65b9\u6cd5\u7f16\u8bd1\u548c\u8fd0\u884cJavaScript\u4ee3\u7801\u3002<\/p>\n
      execjs\u652f\u6301\u54ea\u4e9bJavaScript\u8fd0\u884c\u73af\u5883\uff1f<\/strong>
      execjs\u652f\u6301\u591a\u79cdJavaScript\u8fd0\u884c\u73af\u5883\uff0c\u5305\u62ecNode.js\u3001PhantomJS\u3001JavaScriptCore\uff08Safari\u7684JavaScript\u5f15\u64ce\uff09\u7b49\u3002\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u8fd0\u884c\u73af\u5883\u3002\u4e3a\u4e86\u786e\u4fddexecjs\u80fd\u591f\u6b63\u5e38\u5de5\u4f5c\uff0c\u786e\u4fdd\u5df2\u5728\u7cfb\u7edf\u4e2d\u5b89\u88c5\u6240\u9700\u7684JavaScript\u8fd0\u884c\u73af\u5883\u3002<\/p>\n
      \u5982\u4f55\u8c03\u8bd5execjs\u4e2d\u7684JavaScript\u4ee3\u7801\uff1f<\/strong>
      \u5728execjs\u4e2d\u8c03\u8bd5JavaScript\u4ee3\u7801\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0\u9519\u8bef\u5904\u7406\u548c\u8f93\u51fa\u8bed\u53e5\u6765\u8fdb\u884c\u3002\u53ef\u4ee5\u5728JavaScript\u4ee3\u7801\u4e2d\u4f7f\u7528console.log()<\/code>\u8f93\u51fa\u8c03\u8bd5\u4fe1\u606f\uff0c\u5e76\u5728Python\u4e2d\u6355\u83b7\u5f02\u5e38\u4fe1\u606f\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u7528\u6237\u80fd\u591f\u66f4\u6e05\u695a\u5730\u4e86\u89e3JavaScript\u4ee3\u7801\u6267\u884c\u8fc7\u7a0b\u4e2d\u7684\u95ee\u9898\uff0c\u4ece\u800c\u66f4\u6709\u6548\u5730\u8fdb\u884c\u8c03\u8bd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u52a0\u8f7d\u548c\u4f7f\u7528execjs\u5305\u6765\u6267\u884cJavaScript\u4ee3\u7801\uff0c\u4e3b\u8981\u65b9\u5f0f\u5305\u62ec\uff1a\u5b89\u88c5exec […]","protected":false},"author":3,"featured_media":1010457,"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\/1010450"}],"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=1010450"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1010450\/revisions"}],"predecessor-version":[{"id":1010458,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1010450\/revisions\/1010458"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1010457"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1010450"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1010450"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1010450"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}