{"id":204339,"date":"2025-05-29T10:42:33","date_gmt":"2025-05-29T02:42:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204339\/"},"modified":"2025-05-29T10:42:33","modified_gmt":"2025-05-29T02:42:33","slug":"python%e5%ad%97%e5%85%b8%e4%b8%ba%e7%a9%ba%e6%97%b6%ef%bc%8c%e4%b8%ba%e4%bd%95%e4%bb%a3%e7%a0%81%e4%b8%8d%e8%be%93%e5%87%ba%e5%ad%97%e5%85%b8%e6%97%a0%e5%80%bc%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204339\/","title":{"rendered":"Python\u5b57\u5178\u4e3a\u7a7a\u65f6\uff0c\u4e3a\u4f55\u4ee3\u7801\u4e0d\u8f93\u51fa\u201c\u5b57\u5178\u65e0\u503c\u201d\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python\u5b57\u5178\u4e3a\u7a7a\u65f6\uff0c\u4e3a\u4f55\u4ee3\u7801\u4e0d\u8f93\u51fa\u201c\u5b57\u5178\u65e0\u503c\u201d\uff1f<\/h1>\n<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300aPython\u5b57\u5178\u4e3a\u7a7a\u65f6\uff0c\u4e3a\u4f55\u4ee3\u7801\u4e0d\u8f93\u51fa\u201c\u5b57\u5178\u65e0\u503c\u201d\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241104\/17307284826728d22233553.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python\u65b0\u624b\u5c0f\u95ee\u9898\uff1a\u8f93\u5165s\u67e5\u627e\u5b57\u5178<\/strong><\/p>\n<p>\u672c\u6587\u8ba8\u8bba\u4e86\u4ee5\u4e0b\u4ee3\u7801\u4e2d\u9047\u5230\u7684\u4e00\u4e2a\u95ee\u9898\uff1a<\/p>\n<pre>while 1:\n    if(values1=='s'):\n        zidian_value = input(\"\u8bf7\u8f93\u5165\u5b57\u5178value\u503c\")\n        for zidian_v in zidian.keys():\n            if zidian_value==zidian_v:\n                print(zidian[str(zidian_value)])\n        else:\n            print(\"\u5b57\u5178\u65e0\u503c\")<\/pre>\n<p>\u95ee\u9898\u662f\uff0c\u5f53\u5b57\u5178\u4e3a\u7a7a\u65f6\uff0c\u8be5\u4ee3\u7801\u4e0d\u4f1a\u8f93\u5165&#8221;\u5b57\u5178\u65e0\u503c&#8221;\u3002<\/p>\n<p><strong>\u539f\u56e0<\/strong><\/p>\n<p>\u95ee\u9898\u51fa\u5728for\u5faa\u73af\u4e2d\u3002\u7531\u4e8e\u5b57\u5178\u4e3a\u7a7a\uff0cfor\u5faa\u73af\u4e0d\u4f1a\u542f\u52a8\u3002\u56e0\u6b64\uff0c\u5373\u4f7f\u5b57\u5178\u4e2d\u6ca1\u6709\u4e0e\u7ed9\u5b9a\u503c\u76f8\u5339\u914d\u7684\u503c\uff0celse\u5b50\u53e5\u4e5f\u4e0d\u4f1a\u6267\u884c\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u53ef\u4ee5\u5c06else\u5b50\u53e5\u79fb\u52a8\u5230for\u5faa\u73af\u4e4b\u5916\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>while 1:\n    if(values1=='s'):\n        zidian_value = input(\"\u8bf7\u8f93\u5165\u5b57\u5178value\u503c\")\n        exist = false\n        for zidian_v in zidian.keys():\n            if zidian_value==zidian_v:\n                exist = true\n                print(zidian[str(zidian_value)])\n        if not exist:\n            print(\"\u5b57\u5178\u65e0\u503c\")<\/pre>\n<p><strong>\u6539\u8fdb\u4ee3\u7801<\/strong><\/p>\n<p>\u6b64\u5916\uff0c\u4e3a\u4e86\u4f7f\u4ee3\u7801\u66f4\u52a0\u5065\u58ee\uff0c\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u5e38\u91cf\u8f6c\u6362\u4e3a\u5927\u5199\u5e76\u4f7f\u7528except-else\u5b50\u53e5\u6765\u5904\u7406keyerror\uff1a<\/p>\n<pre>while 1:\n    values1 = input('''\n\u8bf7\u9009\u62e9\u64cd\u4f5c\u6b65\u9aa4\n1:\u521b\u5efa\u5b57\u5178(\u8f93\u51faY\u5f00\u59cb\uff09\n2:\u67e5\u627e\u5b57\u5178(\u8f93\u51faS\u5f00\u59cb\uff09\n3:\u9000\u51fa\u7a0b\u5e8f(\u8f93\u51faN\u7ed3\u675f\uff09\n4\uff1a\u7ee7\u7eed\u64cd\u4f5c\uff08\u8f93\u51faw\uff09\n\u8bf7\u9009\u62e9\u4f60\u7684\u64cd\u4f5c\uff1a\n''')\n\n    if values1.upper() == 'Y':\n        # \u521b\u5efa\u5b57\u5178\n        # ...\n\n    elif values1.upper() == 'S':\n        # \u67e5\u627e\u5b57\u5178\n        input_key = input(\"\u8bf7\u8f93\u5165\u5b57\u5178key\u503c\")\n        try:\n            print(zidian[input_key])\n        except KeyError:\n            print('\u5b57\u5178\u4e2d\u4e0d\u5b58\u5728input_key\u5bf9\u5e94\u7684\u503c')\n\n    elif values1.upper() == 'N':\n        # \u9000\u51fa\u7a0b\u5e8f\n        break\n\n    else:\n        # \u8f93\u51fa\u9519\u8bef\u4fe1\u606f\n        print(\"\u65e0\u6548\u8f93\u5165\")<\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aPython\u5b57\u5178\u4e3a\u7a7a\u65f6\uff0c\u4e3a\u4f55\u4ee3\u7801\u4e0d\u8f93\u51fa\u201c\u5b57\u5178\u65e0\u503c\u201d\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python\u5b57\u5178\u4e3a\u7a7a\u65f6\uff0c\u4e3a\u4f55\u4ee3\u7801&#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-204339","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204339","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=204339"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204339\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}