{"id":205020,"date":"2025-05-29T15:29:51","date_gmt":"2025-05-29T07:29:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205020\/"},"modified":"2025-05-29T15:29:51","modified_gmt":"2025-05-29T07:29:51","slug":"python-%e4%bb%a3%e7%a0%81%e4%b8%ad-list-index-out-of-range-%e9%94%99%e8%af%af%ef%bc%9a%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e7%b4%a2%e5%bc%95%e8%b6%8a%e7%95%8c%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205020\/","title":{"rendered":"Python \u4ee3\u7801\u4e2d \\&#8221;list index out of range\\&#8221; \u9519\u8bef\uff1a\u5982\u4f55\u907f\u514d\u7d22\u5f15\u8d8a\u754c\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python \u4ee3\u7801\u4e2d \\&#8221;list index out of range\\&#8221; \u9519\u8bef\uff1a\u5982\u4f55\u907f\u514d\u7d22\u5f15\u8d8a\u754c\uff1f<\/h1>\n<p>\u600e\u4e48\u5165\u95e8\u6587\u7ae0\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300aPython \u4ee3\u7801\u4e2d \\&#8221;list index out of range\\&#8221; \u9519\u8bef\uff1a\u5982\u4f55\u907f\u514d\u7d22\u5f15\u8d8a\u754c\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241121\/1732191341673f246d78953.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>&#8220;list index out of range&#8221;\u9519\u8bef\u539f\u56e0\u89e3\u6790<\/strong><\/p>\n<p>\u5728python\u4ee3\u7801\u7247\u6bb5\u4e2d\uff0c\u51fa\u73b0&#8221;list index out of range&#8221;\u9519\u8bef\u7684\u539f\u56e0\u662f\uff0c\u5f53\u5c1d\u8bd5\u83b7\u53d6\u5217\u8868\u7684\u5143\u7d20\u65f6\uff0c\u7d22\u5f15\u8d85\u51fa\u4e86\u5217\u8868\u7684\u8303\u56f4\u3002\u5728\u8be5\u793a\u4f8b\u4e2d\uff0c\u5217\u8868\u7531 f1.readlines() \u4ea7\u751f\uff0c\u5b83\u5305\u542b\u4e24\u4e2a\u5143\u7d20\u3002<\/p>\n<p>\u5f53\u4f60\u8c03\u7528 f1.readlines()[0] \u65f6\uff0c\u5b83\u6210\u529f\u5730\u8fd4\u56de\u4e86\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002\u7136\u800c\uff0c\u5f53\u4f60\u8c03\u7528 f1.readlines()[0] \u4e4b\u540e\uff0c\u5217\u8868\u4e2d\u7684\u5143\u7d20\u5df2\u7ecf\u88ab\u53d6\u8d70\uff0c\u800c\u540e\u7eed\u7684 type(f1.readlines()[0]) \u8c03\u7528\u8bd5\u56fe\u518d\u6b21\u8bbf\u95ee\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\uff0c\u6b64\u65f6\u5217\u8868\u4e2d\u5df2\u7ecf\u6ca1\u6709\u5143\u7d20\uff0c\u4ece\u800c\u5bfc\u81f4\u7d22\u5f15\u8d85\u51fa\u8303\u56f4\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u4f60\u9700\u8981\u5c06 readlines() \u4ea7\u751f\u7684\u5217\u8868\u4fdd\u5b58\u5230\u4e00\u4e2a\u53d8\u91cf\u4e2d\uff0c\u7136\u540e\u518d\u8bbf\u95ee\u5217\u8868\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 lines = f1.readlines() \u5c06\u5217\u8868\u4fdd\u5b58\u5230\u53d8\u91cf lines \u4e2d\uff0c\u7136\u540e\u4f7f\u7528 type(lines[0]) \u6765\u83b7\u53d6\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u7c7b\u578b\u3002<\/p>\n<p>\u4fee\u6539\u540e\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>with open('list_of_info', mode='r+', encoding='utf-8') as f1:\n    lines = f1.readlines()\n    print(lines[0], type(lines[0]))<\/pre>\n<p>\u4eca\u5929\u5173\u4e8e\u300aPython \u4ee3\u7801\u4e2d \\&#8221;list index out of range\\&#8221; \u9519\u8bef\uff1a\u5982\u4f55\u907f\u514d\u7d22\u5f15\u8d8a\u754c\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python \u4ee3\u7801\u4e2d \\&#038;#82&#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-205020","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205020","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=205020"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205020\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}