{"id":1025865,"date":"2024-12-31T10:37:41","date_gmt":"2024-12-31T02:37:41","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1025865.html"},"modified":"2024-12-31T10:37:43","modified_gmt":"2024-12-31T02:37:43","slug":"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8bpython%e6%a8%a1%e5%9d%97%e7%9a%84%e5%8f%82%e6%95%b0%e8%ae%be%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1025865.html","title":{"rendered":"\u5982\u4f55\u67e5\u770bpython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e"},"content":{"rendered":"

\"\u5982\u4f55\u67e5\u770bpython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\"<\/p>\n

\u67e5\u770bPython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528help()\u51fd\u6570\u3001dir()\u51fd\u6570\u3001\u9605\u8bfb\u6a21\u5757\u7684\u6587\u6863\u3001\u67e5\u770b\u6e90\u4ee3\u7801<\/strong>\u3002\u5176\u4e2d\uff0chelp()\u51fd\u6570<\/strong>\u662f\u6700\u5e38\u7528\u548c\u4fbf\u6377\u7684\u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u6a21\u5757\u3001\u51fd\u6570\u3001\u7c7b\u6216\u65b9\u6cd5\u7684\u8be6\u7ec6\u5e2e\u52a9\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u5bf9help()\u51fd\u6570\u7684\u8be6\u7ec6\u63cf\u8ff0\uff1a<\/p>\n<\/p>\n

help()\u51fd\u6570\u662fPython\u5185\u7f6e\u7684\u5e2e\u52a9\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u663e\u793a\u6307\u5b9a\u6a21\u5757\u3001\u51fd\u6570\u3001\u7c7b\u6216\u65b9\u6cd5\u7684\u5e2e\u52a9\u6587\u6863\u3002\u5f53\u4f60\u60f3\u67e5\u770b\u67d0\u4e2aPython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\u65f6\uff0c\u53ea\u9700\u5728Python\u89e3\u91ca\u5668\u6216\u811a\u672c\u4e2d\u8c03\u7528help()\u51fd\u6570\uff0c\u5e76\u5c06\u76ee\u6807\u6a21\u5757\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5b83\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u60f3\u67e5\u770brequests\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u4f7f\u7528help(requests)<\/code>\u3002\u8fd9\u5c06\u663e\u793arequests\u6a21\u5757\u7684\u6240\u6709\u76f8\u5173\u4fe1\u606f\uff0c\u5305\u62ec\u53ef\u7528\u7684\u51fd\u6570\u3001\u7c7b\u548c\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u53c2\u6570\u548c\u7528\u6cd5\u3002<\/p>\n<\/p>\n

\n

\u4e00\u3001\u4f7f\u7528help()\u51fd\u6570<\/h3>\n<\/p>\n

help()\u51fd\u6570\u662fPython\u5185\u7f6e\u7684\u5e2e\u52a9\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u663e\u793a\u6307\u5b9a\u6a21\u5757\u3001\u51fd\u6570\u3001\u7c7b\u6216\u65b9\u6cd5\u7684\u5e2e\u52a9\u6587\u6863\u3002\u5f53\u4f60\u60f3\u67e5\u770b\u67d0\u4e2aPython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\u65f6\uff0c\u53ea\u9700\u5728Python\u89e3\u91ca\u5668\u6216\u811a\u672c\u4e2d\u8c03\u7528help()\u51fd\u6570\uff0c\u5e76\u5c06\u76ee\u6807\u6a21\u5757\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5b83\u3002<\/p>\n<\/p>\n

\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n

import requests<\/p>\n
help(requests)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u5c06\u663e\u793arequests\u6a21\u5757\u7684\u6240\u6709\u76f8\u5173\u4fe1\u606f\uff0c\u5305\u62ec\u53ef\u7528\u7684\u51fd\u6570\u3001\u7c7b\u548c\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u53c2\u6570\u548c\u7528\u6cd5\u3002help()\u51fd\u6570\u5bf9\u4e8e\u5feb\u901f\u67e5\u627e\u548c\u7406\u89e3\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\u975e\u5e38\u6709\u7528\uff0c\u5c24\u5176\u662f\u5f53\u4f60\u4e0d\u786e\u5b9a\u67d0\u4e2a\u6a21\u5757\u7684\u5177\u4f53\u7528\u6cd5\u65f6\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528dir()\u51fd\u6570<\/h3>\n<\/p>\n
dir()\u51fd\u6570\u662f\u53e6\u4e00\u4e2aPython\u5185\u7f6e\u51fd\u6570\uff0c\u5b83\u8fd4\u56de\u6307\u5b9a\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u5217\u8868\u3002\u867d\u7136dir()\u51fd\u6570\u4e0d\u4f1a\u63d0\u4f9b\u8be6\u7ec6\u7684\u5e2e\u52a9\u6587\u6863\uff0c\u4f46\u5b83\u53ef\u4ee5\u5217\u51fa\u6a21\u5757\u4e2d\u6240\u6709\u53ef\u7528\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u8fd9\u5bf9\u4e8e\u5feb\u901f\u6d4f\u89c8\u6a21\u5757\u7684\u5185\u5bb9\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n
import requests<\/p>\n
print(dir(requests))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u5c06\u8fd4\u56de\u4e00\u4e2a\u5217\u8868\uff0c\u5305\u542brequests\u6a21\u5757\u4e2d\u7684\u6240\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u4f60\u53ef\u4ee5\u7ed3\u5408help()\u51fd\u6570\u4f7f\u7528dir()\u51fd\u6570\uff0c\u4ee5\u4fbf\u5728\u4e86\u89e3\u6a21\u5757\u7684\u7ed3\u6784\u540e\uff0c\u8fdb\u4e00\u6b65\u67e5\u770b\u7279\u5b9a\u51fd\u6570\u6216\u7c7b\u7684\u8be6\u7ec6\u5e2e\u52a9\u4fe1\u606f\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u9605\u8bfb\u6a21\u5757\u7684\u6587\u6863<\/h3>\n<\/p>\n
\u5927\u591a\u6570Python\u6a21\u5757\u90fd\u6709\u5b98\u65b9\u6587\u6863\uff0c\u8be6\u7ec6\u63cf\u8ff0\u4e86\u6a21\u5757\u7684\u529f\u80fd\u3001\u7528\u6cd5\u548c\u53c2\u6570\u8bbe\u7f6e\u3002\u9605\u8bfb\u5b98\u65b9\u6587\u6863\u662f\u4e86\u89e3\u6a21\u5757\u53c2\u6570\u8bbe\u7f6e\u7684\u6700\u4f73\u65b9\u5f0f\uff0c\u56e0\u4e3a\u6587\u6863\u901a\u5e38\u5305\u542b\u793a\u4f8b\u4ee3\u7801\u3001\u6700\u4f73\u5b9e\u8df5\u548c\u5e38\u89c1\u95ee\u9898\u7684\u89e3\u7b54\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n
\u4f60\u53ef\u4ee5\u5728\u6d4f\u89c8\u5668\u4e2d\u641c\u7d22\u6a21\u5757\u7684\u5b98\u65b9\u6587\u6863\uff0c\u4f8b\u5982\u201crequests module documentation\u201d\uff0c\u901a\u5e38\u4f1a\u627e\u5230\u6a21\u5757\u7684\u8be6\u7ec6\u6587\u6863\u9875\u9762\u3002\u5728\u6587\u6863\u4e2d\uff0c\u4f60\u53ef\u4ee5\u67e5\u627e\u5230\u5173\u4e8e\u6a21\u5757\u6240\u6709\u529f\u80fd\u7684\u8be6\u7ec6\u63cf\u8ff0\uff0c\u5305\u62ec\u6bcf\u4e2a\u51fd\u6570\u548c\u7c7b\u7684\u53c2\u6570\u548c\u7528\u6cd5\u3002<\/p>\n<\/p>\n
\u56db\u3001\u67e5\u770b\u6e90\u4ee3\u7801<\/h3>\n<\/p>\n
\u5982\u679c\u4f60\u9700\u8981\u6df1\u5165\u4e86\u89e3\u67d0\u4e2a\u6a21\u5757\u7684\u5185\u90e8\u5b9e\u73b0\uff0c\u67e5\u770b\u6a21\u5757\u7684\u6e90\u4ee3\u7801\u662f\u4e00\u4e2a\u597d\u65b9\u6cd5\u3002Python\u6a21\u5757\u901a\u5e38\u662f\u5f00\u6e90\u7684\uff0c\u4f60\u53ef\u4ee5\u5728GitHub\u6216\u5176\u4ed6\u4ee3\u7801\u6258\u7ba1\u5e73\u53f0\u4e0a\u627e\u5230\u6a21\u5757\u7684\u6e90\u4ee3\u7801\u3002\u901a\u8fc7\u9605\u8bfb\u6e90\u4ee3\u7801\uff0c\u4f60\u53ef\u4ee5\u4e86\u89e3\u6a21\u5757\u7684\u5b9e\u73b0\u7ec6\u8282\uff0c\u4ee5\u53ca\u5404\u4e2a\u51fd\u6570\u548c\u7c7b\u7684\u53c2\u6570\u8bbe\u7f6e\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\uff1a<\/h4>\n<\/p>\n
\u4f60\u53ef\u4ee5\u5728GitHub\u4e0a\u641c\u7d22\u6a21\u5757\u7684\u540d\u79f0\uff0c\u4f8b\u5982\u201crequests GitHub\u201d\uff0c\u627e\u5230\u6a21\u5757\u7684\u6e90\u4ee3\u7801\u4ed3\u5e93\u3002\u5728\u4ed3\u5e93\u4e2d\uff0c\u4f60\u53ef\u4ee5\u6d4f\u89c8\u548c\u9605\u8bfb\u6a21\u5757\u7684\u6e90\u4ee3\u7801\u6587\u4ef6\uff0c\u6df1\u5165\u4e86\u89e3\u6a21\u5757\u7684\u5b9e\u73b0\u548c\u53c2\u6570\u8bbe\u7f6e\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u7b2c\u4e09\u65b9\u5de5\u5177<\/h3>\n<\/p>\n
\u9664\u4e86\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u8fd8\u6709\u4e00\u4e9b\u7b2c\u4e09\u65b9\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u4f60\u67e5\u770bPython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\u3002\u8fd9\u4e9b\u5de5\u5177\u901a\u5e38\u63d0\u4f9b\u53cb\u597d\u7684\u7528\u6237\u754c\u9762\uff0c\u7b80\u5316\u4e86\u6a21\u5757\u6587\u6863\u7684\u67e5\u627e\u548c\u9605\u8bfb\u8fc7\u7a0b\u3002<\/p>\n<\/p>\n
\u793a\u4f8b\u5de5\u5177\uff1a<\/h4>\n<\/p>\n
    \n
  • PyCharm<\/strong>\uff1a\u4f5c\u4e3a\u4e00\u6b3e\u4e13\u4e1a\u7684Python IDE\uff0cPyCharm\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u4ee3\u7801\u5bfc\u822a\u548c\u5e2e\u52a9\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u5728\u7f16\u8f91\u5668\u4e2d\u76f4\u63a5\u67e5\u770b\u6a21\u5757\u7684\u6587\u6863\u548c\u53c2\u6570\u8bbe\u7f6e\u3002<\/li>\n
  • Jupyter Notebook<\/strong>\uff1aJupyter Notebook\u662f\u4e00\u4e2a\u4ea4\u4e92\u5f0f\u7f16\u7a0b\u73af\u5883\uff0c\u652f\u6301\u5185\u8054\u6587\u6863\u67e5\u770b\u3002\u4f60\u53ef\u4ee5\u5728Notebook\u4e2d\u4f7f\u7528?<\/code>\u64cd\u4f5c\u7b26\u67e5\u770b\u6a21\u5757\u7684\u5e2e\u52a9\u6587\u6863\uff0c\u4f8b\u5982requests?<\/code>\u3002<\/li>\n
  • pydoc<\/strong>\uff1apydoc\u662fPython\u6807\u51c6\u5e93\u4e2d\u7684\u4e00\u4e2a\u6a21\u5757\uff0c\u7528\u4e8e\u751f\u6210\u548c\u67e5\u770bPython\u6a21\u5757\u7684\u6587\u6863\u3002\u4f60\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528pydoc\u67e5\u770b\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\uff0c\u4f8b\u5982pydoc requests<\/code>\u3002<\/li>\n<\/ul>\n
    \n
    \u7efc\u4e0a\u6240\u8ff0\uff0c\u67e5\u770bPython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\u6709\u591a\u79cd\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528help()\u51fd\u6570\u3001dir()\u51fd\u6570\u3001\u9605\u8bfb\u6a21\u5757\u7684\u6587\u6863\u3001\u67e5\u770b\u6e90\u4ee3\u7801\u548c\u4f7f\u7528\u7b2c\u4e09\u65b9\u5de5\u5177\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u9002\u7528\u573a\u666f\u548c\u4f18\u7f3a\u70b9\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u65e0\u8bba\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\uff0c\u4e86\u89e3\u548c\u638c\u63e1\u8fd9\u4e9b\u6280\u5de7\u5c06\u6709\u52a9\u4e8e\u4f60\u66f4\u9ad8\u6548\u5730\u4f7f\u7528\u548c\u5f00\u53d1Python\u6a21\u5757\u3002<\/p>\n<\/p>\n
    \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
     \u5982\u4f55\u5728Python\u4e2d\u67e5\u770b\u7279\u5b9a\u6a21\u5757\u7684\u6587\u6863\u6216\u5e2e\u52a9\u4fe1\u606f\uff1f<\/strong>
    \u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684help()<\/code>\u51fd\u6570\u6765\u67e5\u770b\u6a21\u5757\u7684\u6587\u6863\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u60f3\u4e86\u89e3numpy<\/code>\u6a21\u5757\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5728Python\u89e3\u91ca\u5668\u4e2d\u8f93\u5165import numpy<\/code>\u540e\u518d\u8f93\u5165help(numpy)<\/code>\u3002\u8fd9\u5c06\u663e\u793a\u8be5\u6a21\u5757\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u53ef\u7528\u7684\u51fd\u6570\u3001\u7c7b\u548c\u53c2\u6570\u8bbe\u7f6e\u3002\u6b64\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u67e5\u770b\u6a21\u5757\u7684\u5b98\u65b9\u7f51\u7ad9\u6216GitHub\u9875\u9762\uff0c\u901a\u5e38\u4f1a\u6709\u8be6\u5c3d\u7684\u6587\u6863\u548c\u4f7f\u7528\u793a\u4f8b\u3002<\/p>\n
    \u662f\u5426\u53ef\u4ee5\u901a\u8fc7\u4ee3\u7801\u76f4\u63a5\u67e5\u770b\u6a21\u5757\u7684\u53ef\u7528\u53c2\u6570\u548c\u5c5e\u6027\uff1f<\/strong>
    \u662f\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528dir()<\/code>\u51fd\u6570\u6765\u67e5\u770b\u6a21\u5757\u4e2d\u5b9a\u4e49\u7684\u6240\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u8f93\u5165import module_name<\/code>\u540e\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528dir(module_name)<\/code>\u6765\u83b7\u53d6\u8be5\u6a21\u5757\u7684\u6240\u6709\u6210\u5458\u5217\u8868\u3002\u8fd9\u53ef\u4ee5\u5e2e\u52a9\u60a8\u5feb\u901f\u4e86\u89e3\u6a21\u5757\u63d0\u4f9b\u7684\u529f\u80fd\u548c\u53ef\u914d\u7f6e\u7684\u53c2\u6570\u3002<\/p>\n
    \u5982\u4f55\u67e5\u627e\u7279\u5b9a\u6a21\u5757\u4e2d\u7684\u67d0\u4e2a\u51fd\u6570\u6216\u7c7b\u7684\u53c2\u6570\u4fe1\u606f\uff1f<\/strong>
    \u5bf9\u4e8e\u6a21\u5757\u4e2d\u7684\u7279\u5b9a\u51fd\u6570\u6216\u7c7b\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528help(module_name.function_name)<\/code>\u7684\u65b9\u5f0f\u6765\u83b7\u53d6\u8be5\u51fd\u6570\u6216\u7c7b\u7684\u8be6\u7ec6\u6587\u6863\u3002\u8fd9\u5c06\u5217\u51fa\u8be5\u51fd\u6570\u6216\u7c7b\u7684\u53c2\u6570\u3001\u8fd4\u56de\u503c\u53ca\u5176\u4ed6\u76f8\u5173\u4fe1\u606f\u3002\u6b64\u5916\uff0c\u8bb8\u591a\u6a21\u5757\u8fd8\u91c7\u7528\u4e86\u7c7b\u578b\u6ce8\u89e3\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u67e5\u770b\u6e90\u4ee3\u7801\u4ee5\u4e86\u89e3\u53c2\u6570\u7684\u5177\u4f53\u8981\u6c42\u548c\u7c7b\u578b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u67e5\u770bPython\u6a21\u5757\u7684\u53c2\u6570\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528help()\u51fd\u6570\u3001dir()\u51fd\u6570\u3001\u9605\u8bfb\u6a21\u5757\u7684\u6587\u6863\u3001\u67e5 […]","protected":false},"author":3,"featured_media":1025872,"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\/1025865"}],"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=1025865"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1025865\/revisions"}],"predecessor-version":[{"id":1025874,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1025865\/revisions\/1025874"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1025872"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1025865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1025865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1025865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}