{"id":996761,"date":"2024-12-27T09:17:46","date_gmt":"2024-12-27T01:17:46","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/996761.html"},"modified":"2024-12-27T09:17:48","modified_gmt":"2024-12-27T01:17:48","slug":"%e5%a6%82%e4%bd%95%e8%8e%b7%e5%8f%96python%e7%9a%84%e8%b7%af%e5%be%84","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/996761.html","title":{"rendered":"\u5982\u4f55\u83b7\u53d6python\u7684\u8def\u5f84"},"content":{"rendered":"

\"\u5982\u4f55\u83b7\u53d6python\u7684\u8def\u5f84\"<\/p>\n

\u83b7\u53d6 Python \u7684\u8def\u5f84\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u5305\u62ec\u4f7f\u7528\u547d\u4ee4\u884c\u3001Python \u5185\u7f6e\u6a21\u5757 os \u548c sys\u3001\u7f16\u8f91\u5668\u8bbe\u7f6e\u7b49\u3002<\/strong> \u5176\u4e2d\uff0c\u6700\u4e3a\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u901a\u8fc7\u547d\u4ee4\u884c\u548c Python \u5185\u7f6e\u6a21\u5757\u3002\u901a\u8fc7\u547d\u4ee4\u884c\uff0c\u53ef\u4ee5\u4f7f\u7528where<\/code>\u547d\u4ee4\uff08Windows\uff09\u6216which<\/code>\u547d\u4ee4\uff08Linux \u548c macOS\uff09\u6765\u67e5\u627e Python \u7684\u5b89\u88c5\u8def\u5f84\u3002\u901a\u8fc7 Python \u5185\u7f6e\u6a21\u5757\uff0c\u5982os<\/code>\u548csys<\/code>\uff0c\u5219\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u52a8\u6001\u83b7\u53d6 Python \u7684\u6267\u884c\u8def\u5f84\u548c\u5b89\u88c5\u8def\u5f84\u3002\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u83b7\u53d6\u8def\u5f84\u7b80\u5355\u76f4\u63a5\uff0c\u9002\u5408\u4e8e\u5feb\u901f\u786e\u8ba4\u5b89\u88c5\u8def\u5f84\uff0c\u800c\u4f7f\u7528\u5185\u7f6e\u6a21\u5757\u83b7\u53d6\u8def\u5f84\u5219\u9002\u5408\u4e8e\u7a0b\u5e8f\u4e2d\u9700\u8981\u52a8\u6001\u83b7\u53d6\u8def\u5f84\u7684\u573a\u666f\u3002<\/strong><\/p>\n<\/p>\n

\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u83b7\u53d6 Python \u8def\u5f84\u7684\u591a\u79cd\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177<\/h2>\n<\/p>\n

1. Windows \u4e0b\u7684 where<\/code> \u547d\u4ee4<\/h3>\n<\/p>\n

\u5728 Windows \u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 where<\/code> \u547d\u4ee4\u6765\u67e5\u627e Python \u7684\u5b89\u88c5\u8def\u5f84\u3002\u6253\u5f00\u547d\u4ee4\u63d0\u793a\u7b26\uff08cmd\uff09\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n

where python<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8be5\u547d\u4ee4\u4f1a\u8fd4\u56de Python \u53ef\u6267\u884c\u6587\u4ef6\u7684\u8def\u5f84\u3002\u5982\u679c\u7cfb\u7edf\u4e2d\u5b89\u88c5\u4e86\u591a\u4e2a\u7248\u672c\u7684 Python\uff0cwhere<\/code> \u547d\u4ee4\u5c06\u5217\u51fa\u6240\u6709\u627e\u5230\u7684\u8def\u5f84\u3002<\/p>\n<\/p>\n
2. Linux \u548c macOS \u4e0b\u7684 which<\/code> \u547d\u4ee4<\/h3>\n<\/p>\n
\u5728 Linux \u548c macOS \u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 which<\/code> \u547d\u4ee4\u67e5\u627e Python \u7684\u5b89\u88c5\u8def\u5f84\u3002\u5728\u7ec8\u7aef\u4e2d\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
which python<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u6216\u9488\u5bf9\u5177\u4f53\u7684 Python \u7248\u672c\uff1a<\/p>\n<\/p>\n
which python3<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8be5\u547d\u4ee4\u4f1a\u8fd4\u56de Python \u53ef\u6267\u884c\u6587\u4ef6\u7684\u8def\u5f84\uff0c\u901a\u5e38\u4f4d\u4e8e \/usr\/bin\/<\/code> \u6216 \/usr\/local\/bin\/<\/code> \u76ee\u5f55\u4e0b\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528 Python \u5185\u7f6e\u6a21\u5757<\/h2>\n<\/p>\n
1. \u4f7f\u7528 sys<\/code> \u6a21\u5757<\/h3>\n<\/p>\n
sys<\/code> \u6a21\u5757\u63d0\u4f9b\u4e86\u4e0e Python \u89e3\u91ca\u5668\u76f8\u5173\u7684\u529f\u80fd\u3002\u53ef\u4ee5\u901a\u8fc7 sys.executable<\/code> \u83b7\u53d6 Python \u53ef\u6267\u884c\u6587\u4ef6\u7684\u8def\u5f84\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
import sys<\/p>\n
python_path = sys.executable<\/p>\n
print(f"Python executable path: {python_path}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2a\u65b9\u6cd5\u53ef\u4ee5\u5728\u4efb\u4f55\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u4f7f\u7528\uff0c\u5e76\u4e14\u5bf9\u4e8e\u865a\u62df\u73af\u5883\u548c\u5b9e\u9645\u73af\u5883\u90fd\u80fd\u6b63\u786e\u8fd4\u56de\u8def\u5f84\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528 os<\/code> \u6a21\u5757<\/h3>\n<\/p>\n
os<\/code> \u6a21\u5757\u63d0\u4f9b\u4e86\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u4ea4\u4e92\u7684\u529f\u80fd\u3002\u53ef\u4ee5\u901a\u8fc7 os<\/code> \u6a21\u5757\u7684 os.path<\/code> \u5b50\u6a21\u5757\u6765\u83b7\u53d6\u8def\u5f84\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
import os<\/p>\n
python_path = os.path.dirname(os.__file__)<\/p>\n
print(f"Python library path: {python_path}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u6b64\u65b9\u6cd5\u4e3b\u8981\u7528\u4e8e\u83b7\u53d6 Python \u5e93\u7684\u5b89\u88c5\u8def\u5f84\uff0c\u800c\u4e0d\u662f\u53ef\u6267\u884c\u6587\u4ef6\u7684\u8def\u5f84\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528 IDE \u6216\u7f16\u8f91\u5668\u8bbe\u7f6e<\/h2>\n<\/p>\n
1. PyCharm<\/h3>\n<\/p>\n
\u5728 PyCharm \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u67e5\u770b Python \u89e3\u91ca\u5668\u7684\u8def\u5f84\uff1a<\/p>\n<\/p>\n
    \n
  1. \u6253\u5f00 PyCharm \u9879\u76ee\u3002<\/li>\n
  2. \u8fdb\u5165 File<\/code> -> Settings<\/code>\uff08\u5728 macOS \u4e0a\u4e3a PyCharm<\/code> -> Preferences<\/code>\uff09\u3002<\/li>\n
  3. \u5728\u5de6\u4fa7\u83dc\u5355\u4e2d\u9009\u62e9 Project: <project_name><\/code> -> Python Interpreter<\/code>\u3002<\/li>\n
  4. \u5728\u53f3\u4fa7\u9762\u677f\u4e2d\uff0c\u53ef\u4ee5\u770b\u5230\u5f53\u524d\u9879\u76ee\u4f7f\u7528\u7684 Python \u89e3\u91ca\u5668\u4ee5\u53ca\u5176\u8def\u5f84\u3002<\/li>\n<\/ol>\n
    2. Visual Studio Code<\/h3>\n<\/p>\n
    \u5728 Visual Studio Code \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u9762\u677f\u67e5\u770b Python \u89e3\u91ca\u5668\u7684\u8def\u5f84\uff1a<\/p>\n<\/p>\n
      \n
    1. \u6253\u5f00 VSCode\u3002<\/li>\n
    2. \u6309 Ctrl+Shift+P<\/code>\uff08Windows\/Linux\uff09\u6216 Cmd+Shift+P<\/code>\uff08macOS\uff09\u8c03\u51fa\u547d\u4ee4\u9762\u677f\u3002<\/li>\n
    3. \u8f93\u5165\u5e76\u9009\u62e9 Python: Select Interpreter<\/code>\u3002<\/li>\n
    4. \u9009\u4e2d\u7684 Python \u89e3\u91ca\u5668\u8def\u5f84\u4f1a\u663e\u793a\u5728 VSCode \u7a97\u53e3\u7684\u5e95\u90e8\u72b6\u6001\u680f\u4e2d\u3002<\/li>\n<\/ol>\n
      \u56db\u3001\u4f7f\u7528\u73af\u5883\u53d8\u91cf<\/h2>\n<\/p>\n
      1. PATH \u73af\u5883\u53d8\u91cf<\/h3>\n<\/p>\n
      Python \u7684\u8def\u5f84\u901a\u5e38\u5305\u542b\u5728\u64cd\u4f5c\u7cfb\u7edf\u7684 PATH<\/code> \u73af\u5883\u53d8\u91cf\u4e2d\u3002\u53ef\u4ee5\u901a\u8fc7\u67e5\u770b PATH<\/code> \u73af\u5883\u53d8\u91cf\u6765\u786e\u8ba4 Python \u7684\u8def\u5f84\u3002\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
        \n
      • Windows: echo %PATH%<\/code><\/li>\n
      • Linux\/macOS: echo $PATH<\/code><\/li>\n<\/ul>\n
        \u5728\u8f93\u51fa\u4e2d\u67e5\u627e\u4e0e Python \u76f8\u5173\u7684\u8def\u5f84\u3002<\/p>\n<\/p>\n
        2. PYTHONPATH \u73af\u5883\u53d8\u91cf<\/h3>\n<\/p>\n
        PYTHONPATH<\/code> \u73af\u5883\u53d8\u91cf\u7528\u4e8e\u6307\u5b9a Python \u6a21\u5757\u7684\u641c\u7d22\u8def\u5f84\u3002\u867d\u7136\u5b83\u4e0d\u76f4\u63a5\u6307\u5411 Python \u53ef\u6267\u884c\u6587\u4ef6\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u4ee5\u5e2e\u52a9\u5b9a\u4f4d\u7279\u5b9a\u6a21\u5757\u6216\u5305\u7684\u4f4d\u7f6e\u3002<\/p>\n<\/p>\n
        \u4e94\u3001\u603b\u7ed3<\/h2>\n<\/p>\n
        \u83b7\u53d6 Python \u7684\u8def\u5f84\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u3001Python \u5185\u7f6e\u6a21\u5757\u3001IDE \u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf<\/strong>\u7b49\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\u3002\u547d\u4ee4\u884c\u5de5\u5177\u9002\u5408\u5feb\u901f\u67e5\u627e\uff0cPython \u5185\u7f6e\u6a21\u5757\u9002\u5408\u5728\u4ee3\u7801\u4e2d\u52a8\u6001\u83b7\u53d6\uff0c\u800c IDE \u8bbe\u7f6e\u5219\u63d0\u4f9b\u4e86\u53ef\u89c6\u5316\u7684\u67e5\u770b\u65b9\u5f0f\u3002\u4e0d\u540c\u7684\u65b9\u6cd5\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u666f\uff0c\u9009\u62e9\u9002\u5408\u81ea\u5df1\u7684\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002\u5728\u4e86\u89e3\u8fd9\u4e9b\u65b9\u6cd5\u540e\uff0c\u4e0d\u4ec5\u80fd\u591f\u8f7b\u677e\u83b7\u53d6 Python \u7684\u8def\u5f84\uff0c\u8fd8\u53ef\u4ee5\u66f4\u597d\u5730\u7ba1\u7406\u548c\u914d\u7f6e Python \u73af\u5883\u3002<\/p>\n<\/p>\n
        \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
         \u5982\u4f55\u5728\u4e0d\u540c\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u627e\u5230Python\u7684\u5b89\u88c5\u8def\u5f84\uff1f<\/strong>
        \u5728Windows\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u63d0\u793a\u7b26\u8fd0\u884cwhere python<\/code>\u6765\u83b7\u53d6Python\u7684\u5b89\u88c5\u8def\u5f84\u3002\u5728macOS\u6216Linux\u7cfb\u7edf\u4e2d\uff0c\u4f7f\u7528\u7ec8\u7aef\u547d\u4ee4which python<\/code>\u6216which python3<\/code>\u6765\u67e5\u627ePython\u7684\u5177\u4f53\u4f4d\u7f6e\u3002\u8fd9\u4e9b\u547d\u4ee4\u5c06\u8fd4\u56dePython\u53ef\u6267\u884c\u6587\u4ef6\u7684\u5b8c\u6574\u8def\u5f84\uff0c\u5e2e\u52a9\u7528\u6237\u5feb\u901f\u5b9a\u4f4d\u3002<\/p>\n
        \u5982\u679c\u6211\u5728\u7cfb\u7edf\u4e2d\u5b89\u88c5\u4e86\u591a\u4e2aPython\u7248\u672c\uff0c\u5982\u4f55\u786e\u5b9a\u4f7f\u7528\u7684\u662f\u54ea\u4e2a\u7248\u672c\uff1f<\/strong>
        \u7528\u6237\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165python --version<\/code>\u6216python3 --version<\/code>\u6765\u67e5\u770b\u5f53\u524d\u6fc0\u6d3b\u7684Python\u7248\u672c\u3002\u6b64\u5916\uff0c\u901a\u8fc7py -0<\/code>\u547d\u4ee4\uff08\u9002\u7528\u4e8eWindows\uff09\u53ef\u4ee5\u5217\u51fa\u6240\u6709\u5b89\u88c5\u7684Python\u7248\u672c\uff0c\u5e76\u6307\u660e\u6bcf\u4e2a\u7248\u672c\u7684\u8def\u5f84\u3002\u8fd9\u5bf9\u5f00\u53d1\u8005\u7ba1\u7406\u591a\u4e2a\u73af\u5883\u7279\u522b\u6709\u5e2e\u52a9\u3002<\/p>\n
        \u5982\u4f55\u5728Python\u811a\u672c\u4e2d\u52a8\u6001\u83b7\u53d6Python\u7684\u8def\u5f84\uff1f<\/strong>
        \u53ef\u4ee5\u4f7f\u7528sys<\/code>\u6a21\u5757\u6765\u83b7\u53d6Python\u7684\u5b89\u88c5\u8def\u5f84\u3002\u5728Python\u811a\u672c\u4e2d\uff0c\u5bfc\u5165sys<\/code>\u6a21\u5757\u540e\uff0c\u4f7f\u7528sys.executable<\/code>\u5c5e\u6027\u53ef\u4ee5\u83b7\u53d6\u5f53\u524dPython\u89e3\u91ca\u5668\u7684\u5b8c\u6574\u8def\u5f84\u3002\u8fd9\u5bf9\u4e8e\u8c03\u8bd5\u548c\u73af\u5883\u8bbe\u7f6e\u975e\u5e38\u6709\u7528\uff0c\u786e\u4fdd\u811a\u672c\u5728\u6b63\u786e\u7684Python\u73af\u5883\u4e2d\u8fd0\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u83b7\u53d6 Python \u7684\u8def\u5f84\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u5305\u62ec\u4f7f\u7528\u547d\u4ee4\u884c\u3001Python \u5185\u7f6e\u6a21\u5757 os \u548c sys\u3001\u7f16\u8f91 […]","protected":false},"author":3,"featured_media":996767,"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\/996761"}],"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=996761"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/996761\/revisions"}],"predecessor-version":[{"id":996768,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/996761\/revisions\/996768"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/996767"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=996761"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=996761"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=996761"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}