{"id":204330,"date":"2025-05-29T13:50:22","date_gmt":"2025-05-29T05:50:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204330\/"},"modified":"2025-05-29T13:50:22","modified_gmt":"2025-05-29T05:50:22","slug":"python-%e4%b8%ad%e7%9a%84-re-splitr-%e5%a6%82%e4%bd%95%e5%88%86%e5%89%b2%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%b9%b6%e6%8e%92%e9%99%a4%e5%b8%a6%e6%8b%ac%e5%8f%b7%e7%9a%84%e5%ad%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204330\/","title":{"rendered":"**Python \u4e2d\u7684 re.split(r\\&#8221;, (?![^(]*\\\\))): \u5982\u4f55\u5206\u5272\u5b57\u7b26\u4e32\u5e76\u6392\u9664\u5e26\u62ec\u53f7\u7684\u5b50\u5b57\u7b26\u4e32\uff1f**"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>**Python \u4e2d\u7684 re.split(r\\&#8221;, (?![^(]*\\\\))): \u5982\u4f55\u5206\u5272\u5b57\u7b26\u4e32\u5e76\u6392\u9664\u5e26\u62ec\u53f7\u7684\u5b50\u5b57\u7b26\u4e32\uff1f**<\/h1>\n<p>\u79ef\u7d2f\u77e5\u8bc6\uff0c\u80dc\u8fc7\u79ef\u84c4\u91d1\u94f6\uff01\u6bd5\u7adf\u5728\u6587\u7ae0\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u9047\u5230\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u90fd\u662f\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u6ca1\u6709\u638c\u63e1\u597d\u800c\u5bfc\u81f4\u7684\uff0c\u56e0\u6b64\u57fa\u7840\u77e5\u8bc6\u70b9\u7684\u79ef\u7d2f\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e0b\u9762\u672c\u6587\u300a**Python \u4e2d\u7684 re.split(r\\&#8221;, (?![^(]*\\\\))): \u5982\u4f55\u5206\u5272\u5b57\u7b26\u4e32\u5e76\u6392\u9664\u5e26\u62ec\u53f7\u7684\u5b50\u5b57\u7b26\u4e32\uff1f**\u300b\uff0c\u5c31\u5e26\u5927\u5bb6\u8bb2\u89e3\u4e00\u4e0b\u77e5\u8bc6\u70b9\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241104\/17307192906728ae3ab3b71.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u6df1\u5165\u7406\u89e3 python \u4e2d\u7684 re.split(r&#8221;, (?!<sup><\/sup>*))&#8221;)<\/strong><\/p>\n<p>\u5728 python \u4e2d\uff0cre \u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u9488\u5bf9\u5b57\u7b26\u4e32\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u5de5\u5177\u3002\u5176\u4e2d\uff0cre.split \u51fd\u6570\u6839\u636e\u6b63\u5219\u5339\u914d\u7ed3\u679c\u5c06\u76ee\u6807\u5b57\u7b26\u4e32\u4e00\u5206\u4e3a\u4e8c\u6216\u66f4\u591a\u90e8\u5206\u3002<\/p>\n<p>\u90a3\u4e48\uff0cre.split(r&#8221;, (?![^(]*))&#8221;) \u8fd9\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5982\u4f55\u5de5\u4f5c\u5462\uff1f<\/p>\n<p>\u8be5\u6b63\u5219\u8868\u8fbe\u5f0f\u5305\u542b\u4e86\u4e24\u4e2a\u90e8\u5206\uff1a<\/p>\n<ul>\n<li>\n<p>,(?![^(]*))\uff1a\u8fd9\u662f\u6b63\u5219\u5339\u914d\u6a21\u5f0f\uff0c\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>,(?! \u8868\u793a\u5339\u914d\u4e00\u4e2a\u9017\u53f7\uff0c\u4f46\u5176\u540e\u9762\u4e0d\u5f97\u8ddf\u7740\u4e00\u4e2a\u5305\u542b\u62ec\u53f7\u548c\u62ec\u53f7\u5185\u4efb\u610f\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u3002<\/li>\n<li>[^(]*) \u5339\u914d\u4ece\u5f53\u524d\u4f4d\u7f6e\u5f00\u59cb\uff0c\u4e0d\u5305\u542b\u62ec\u53f7\u7684\u4efb\u610f\u5b57\u7b26\u3002<\/li>\n<li>) \u5339\u914d\u4e00\u4e2a\u62ec\u53f7\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u7efc\u5408\u8d77\u6765\uff0c\u8be5\u6b63\u5219\u8868\u8fbe\u5f0f\u5c06\u53ea\u5339\u914d\u9017\u53f7\uff0c\u4f46\u540c\u65f6\u907f\u5f00\u7d27\u968f\u5176\u540e\u7684\u5305\u542b\u62ec\u53f7\u6216\u62ec\u53f7\u5185\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/p>\n<pre>import re\n\na = \"sfdsf,(sdf),adfsf,sdfsf,(,),\"\nb = re.split(r\", (?![^(]*\\))\", a)\nprint(b)<\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>['sfdsf', '(sdf)', 'adfsf', 'sdfsf', '(,)', '']<\/pre>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u76ee\u6807\u5b57\u7b26\u4e32\u5305\u542b\u4e86\u591a\u4e2a\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u6709\u4e00\u4e9b\u5305\u542b\u62ec\u53f7\u548c\u62ec\u53f7\u5185\u7684\u5b57\u7b26\u3002re.split \u51fd\u6570\u6839\u636e\u6b63\u5219\u8868\u8fbe\u5f0f\u5c06\u8fd9\u4e9b\u5b57\u7b26\u4e32\u5206\u5272\u5f00\u6765\uff0c\u6392\u9664\u4e86\u5305\u542b\u62ec\u53f7\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<hr>\n<ol>\n<li>( <\/li>\n<\/ol>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300a**Python \u4e2d\u7684 re.split(r\\&#8221;, (?![^(]*\\\\))): \u5982\u4f55\u5206\u5272\u5b57\u7b26\u4e32\u5e76\u6392\u9664\u5e26\u62ec\u53f7\u7684\u5b50\u5b57\u7b26\u4e32\uff1f**\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>**Python \u4e2d\u7684 re.s&#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-204330","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204330","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=204330"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204330\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}