{"id":6586,"date":"2026-09-24T09:00:00","date_gmt":"2026-09-24T09:00:00","guid":{"rendered":"https:\/\/otus.ru\/journal\/?p=6586"},"modified":"2026-09-25T15:26:53","modified_gmt":"2026-09-25T15:26:53","slug":"regulyarnye-vyrazheniya","status":"publish","type":"post","link":"https:\/\/otus.ru\/journal\/regulyarnye-vyrazheniya\/","title":{"rendered":"\u0420\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u044b\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u044f: \u0447\u0442\u043e \u044d\u0442\u043e, \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u0438 \u043f\u0440\u0438\u043c\u0435\u0440\u044b \u043d\u0430 Python"},"content":{"rendered":"<p><strong>\u0420\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u043e\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0435<\/strong> (regex, regexp) &#8212; \u044d\u0442\u043e \u0448\u0430\u0431\u043b\u043e\u043d, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u043f\u0438\u0441\u044b\u0432\u0430\u0435\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0441\u0442\u0440\u043e\u043a: \u0434\u0432\u0438\u0436\u043e\u043a \u0441\u0432\u0435\u0440\u044f\u0435\u0442 \u0448\u0430\u0431\u043b\u043e\u043d \u0441 \u0442\u0435\u043a\u0441\u0442\u043e\u043c \u0438 \u043d\u0430\u0445\u043e\u0434\u0438\u0442 \u043f\u043e\u0434\u0445\u043e\u0434\u044f\u0449\u0438\u0435 \u0443\u0447\u0430\u0441\u0442\u043a\u0438. \u0421 \u0435\u0433\u043e \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0438\u0449\u0443\u0442, \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u044e\u0442, \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u044e\u0442 \u0438 \u0437\u0430\u043c\u0435\u043d\u044f\u044e\u0442 \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442\u044b \u0442\u0435\u043a\u0441\u0442\u0430: \u0434\u0430\u0442\u044b \u0432 \u043b\u043e\u0433\u0435, \u043d\u043e\u043c\u0435\u0440\u0430 \u0432 \u0437\u0430\u044f\u0432\u043a\u0435, \u043b\u0438\u0448\u043d\u0438\u0435 \u043f\u0440\u043e\u0431\u0435\u043b\u044b \u0432 \u0432\u044b\u0433\u0440\u0443\u0437\u043a\u0435.<\/p>\n<div class=\"oj-toc\" style=\"background:#f6f6f6;border-radius:8px;padding:14px 20px;margin:20px 0\">\n<p><strong>\u0421\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u0435<\/strong><\/p>\n<ol>\n<li><a href=\"#s1\">\u0427\u0435\u0442\u044b\u0440\u0435 \u0442\u0435\u0440\u043c\u0438\u043d\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0443\u0442\u0430\u044e\u0442<\/a><\/li>\n<li><a href=\"#s2\">\u041f\u0435\u0440\u0432\u044b\u0439 \u043f\u0440\u0438\u043c\u0435\u0440 \u0446\u0435\u043b\u0438\u043a\u043e\u043c: \u043e\u0448\u0438\u0431\u043a\u0438 \u0438\u0437 \u043b\u043e\u0433\u0430<\/a><\/li>\n<li><a href=\"#s3\">\u0421\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441: \u0438\u0437 \u0447\u0435\u0433\u043e \u0441\u043e\u0431\u0438\u0440\u0430\u0435\u0442\u0441\u044f \u0448\u0430\u0431\u043b\u043e\u043d<\/a><\/li>\n<li><a href=\"#s4\">\u0416\u0430\u0434\u043d\u044b\u0435 \u0438 \u043b\u0435\u043d\u0438\u0432\u044b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b<\/a><\/li>\n<li><a href=\"#s5\">\u041c\u043e\u0434\u0443\u043b\u044c re \u0432 Python: \u043a\u0430\u043a\u0443\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0431\u0440\u0430\u0442\u044c<\/a><\/li>\n<li><a href=\"#s6\">\u0413\u0440\u0443\u043f\u043f\u044b \u0432 \u0437\u0430\u043c\u0435\u043d\u0435 \u0438 lookahead<\/a><\/li>\n<li><a href=\"#s7\">\u041b\u043e\u0432\u0443\u0448\u043a\u0438 \u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u0438 \u0432\u0432\u043e\u0434\u0430<\/a><\/li>\n<li><a href=\"#s8\">\u0414\u0438\u0430\u043b\u0435\u043a\u0442\u044b \u043a\u043e\u0440\u043e\u0442\u043a\u043e<\/a><\/li>\n<li><a href=\"#s9\">\u041a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0431\u044d\u043a\u0442\u0440\u0435\u043a\u0438\u043d\u0433 (ReDoS)<\/a><\/li>\n<li><a href=\"#s10\">\u0415\u0441\u043b\u0438 \u043d\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u043e\u0441\u044c: \u0441\u0438\u043c\u043f\u0442\u043e\u043c\u044b \u0438 \u043f\u0440\u0438\u0447\u0438\u043d\u044b<\/a><\/li>\n<li><a href=\"#s11\">\u0412\u044b\u0432\u043e\u0434\u044b<\/a><\/li>\n<li><a href=\"#s12\">\u0413\u0434\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \/ \u0441\u0432\u044f\u0437\u044c \u0441 \u043f\u0440\u0430\u043a\u0442\u0438\u043a\u043e\u0439<\/a><\/li>\n<li><a href=\"#s13\">FAQ<\/a><\/li>\n<\/ol>\n<\/div>\n<p>\u041d\u0438\u0436\u0435 &#8212; \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 (\u043a\u043b\u0430\u0441\u0441\u044b, \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b, \u0436\u0430\u0434\u043d\u043e\u0441\u0442\u044c, \u044f\u043a\u043e\u0440\u044f, \u0433\u0440\u0443\u043f\u043f\u044b, lookahead), \u043f\u0440\u0438\u043c\u0435\u0440\u044b \u043d\u0430 \u043c\u043e\u0434\u0443\u043b\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re<\/code> \u0432 Python 3.14, \u043a\u043e\u0440\u043e\u0442\u043a\u043e\u0435 \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0434\u0438\u0430\u043b\u0435\u043a\u0442\u043e\u0432 \u0438 \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0431\u044d\u043a\u0442\u0440\u0435\u043a\u0438\u043d\u0433 \u043a\u0430\u043a \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u0412\u0435\u0441\u044c \u043a\u043e\u0434 \u043f\u0440\u043e\u0433\u043d\u0430\u043d \u0432 Python 3.14.<\/p>\n<h2 id=\"s1\">\u0427\u0435\u0442\u044b\u0440\u0435 \u0442\u0435\u0440\u043c\u0438\u043d\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0443\u0442\u0430\u044e\u0442<\/h2>\n<ul>\n<li><strong>\u0428\u0430\u0431\u043b\u043e\u043d<\/strong> (pattern) &#8212; \u0441\u0430\u043c\u0430 \u0437\u0430\u043f\u0438\u0441\u044c, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d{4}-\\d{2}<\/code>.<\/li>\n<li><strong>\u0421\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435<\/strong> (match) &#8212; \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u044b\u0439 \u0443\u0447\u0430\u0441\u0442\u043e\u043a \u0442\u0435\u043a\u0441\u0442\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0434\u043e\u0448\u0435\u043b \u043f\u043e\u0434 \u0448\u0430\u0431\u043b\u043e\u043d: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">2026-09<\/code>.<\/li>\n<li><strong>\u0413\u0440\u0443\u043f\u043f\u0430<\/strong> &#8212; \u0447\u0430\u0441\u0442\u044c \u0448\u0430\u0431\u043b\u043e\u043d\u0430 \u0432 \u043a\u0440\u0443\u0433\u043b\u044b\u0445 \u0441\u043a\u043e\u0431\u043a\u0430\u0445; \u0434\u0432\u0438\u0436\u043e\u043a \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0437\u0430\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442, \u043a\u0430\u043a\u043e\u0439 \u043a\u0443\u0441\u043e\u043a \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u044f \u043e\u043d\u0430 \u0437\u0430\u0445\u0432\u0430\u0442\u0438\u043b\u0430.<\/li>\n<li><strong>\u0414\u0438\u0430\u043b\u0435\u043a\u0442<\/strong> (flavor) &#8212; \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f: Python <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re<\/code>, JavaScript, PCRE, POSIX \u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">grep<\/code>\/<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">sed<\/code>. \u041e\u0441\u043d\u043e\u0432\u0430 \u043e\u0431\u0449\u0430\u044f, \u043d\u043e \u0434\u0435\u0442\u0430\u043b\u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u0430\u044e\u0442\u0441\u044f.<\/li>\n<\/ul>\n<h2 id=\"s2\">\u041f\u0435\u0440\u0432\u044b\u0439 \u043f\u0440\u0438\u043c\u0435\u0440 \u0446\u0435\u043b\u0438\u043a\u043e\u043c: \u043e\u0448\u0438\u0431\u043a\u0438 \u0438\u0437 \u043b\u043e\u0433\u0430<\/h2>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #E06C75\">log<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #98C379\">\"\"\"2026-09-24 10:15:02 ERROR db timeout after 30s<\/span>\n<span style=\"color: #98C379\">2026-09-24 10:15:07 INFO request \/api\/users 200<\/span>\n<span style=\"color: #98C379\">2026-09-24 10:16:41 ERROR disk \/dev\/sda1 95%\"\"\"<\/span>\n\n<span style=\"color: #E06C75\">pattern<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">compile<\/span><span style=\"color: #ABB2BF\">(<\/span>\n    <span style=\"color: #98C379\">r\"^(?P&lt;date&gt;\\d{4}-\\d{2}-\\d{2}) (?P&lt;time&gt;\\d{2}:\\d{2}:\\d{2}) ERROR (?P&lt;msg&gt;.+)$\"<\/span><span style=\"color: #ABB2BF\">,<\/span>\n    <span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">MULTILINE<\/span><span style=\"color: #ABB2BF\">,<\/span>\n<span style=\"color: #ABB2BF\">)<\/span>\n\n<span style=\"color: #C678DD\">for<\/span> <span style=\"color: #E06C75\">m<\/span> <span style=\"color: #56B6C2\">in<\/span> <span style=\"color: #E06C75\">pattern<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">finditer<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">log<\/span><span style=\"color: #ABB2BF\">):<\/span>\n    <span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">m<\/span><span style=\"color: #ABB2BF\">[<\/span><span style=\"color: #98C379\">\"time\"<\/span><span style=\"color: #ABB2BF\">],<\/span> <span style=\"color: #98C379\">\"|\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">m<\/span><span style=\"color: #ABB2BF\">[<\/span><span style=\"color: #98C379\">\"msg\"<\/span><span style=\"color: #ABB2BF\">])<\/span><\/code><\/pre>\n<p>\u0421\u043a\u0440\u0438\u043f\u0442 \u043f\u0435\u0447\u0430\u0442\u0430\u0435\u0442 \u0434\u0432\u0435 \u0441\u0442\u0440\u043e\u043a\u0438 &#8212; \u0442\u043e\u043b\u044c\u043a\u043e \u0437\u0430\u043f\u0438\u0441\u0438 \u0441 \u0443\u0440\u043e\u0432\u043d\u0435\u043c ERROR:<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">10:15:02 | db timeout after 30s\n10:16:41 | disk \/dev\/sda1 95%\n<\/code><\/pre>\n<p>\u0420\u0430\u0437\u0431\u043e\u0440: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">^<\/code> \u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">$<\/code> &#8212; \u043d\u0430\u0447\u0430\u043b\u043e \u0438 \u043a\u043e\u043d\u0435\u0446 \u0441\u0442\u0440\u043e\u043a\u0438 (\u0441 \u0444\u043b\u0430\u0433\u043e\u043c <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.MULTILINE<\/code> &#8212; \u043a\u0430\u0436\u0434\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0438 \u043b\u043e\u0433\u0430, \u0430 \u043d\u0435 \u0432\u0441\u0435\u0433\u043e \u0442\u0435\u043a\u0441\u0442\u0430). <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d{4}<\/code> &#8212; \u0440\u043e\u0432\u043d\u043e \u0447\u0435\u0442\u044b\u0440\u0435 \u0446\u0438\u0444\u0440\u044b. <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?P&lt;time&gt;...)<\/code> &#8212; \u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0433\u0440\u0443\u043f\u043f\u0430, \u043a \u043d\u0435\u0439 \u043e\u0431\u0440\u0430\u0449\u0430\u0435\u043c\u0441\u044f <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">m[\"time\"]<\/code>. <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">.+<\/code> &#8212; \u043e\u0434\u0438\u043d \u0438\u043b\u0438 \u0431\u043e\u043b\u044c\u0448\u0435 \u043b\u044e\u0431\u044b\u0445 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u0434\u043e \u043a\u043e\u043d\u0446\u0430 \u0441\u0442\u0440\u043e\u043a\u0438. \u041f\u0440\u0435\u0444\u0438\u043a\u0441 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">r<\/code> \u0443 \u0441\u0442\u0440\u043e\u043a\u0438 &#8212; raw-\u0441\u0442\u0440\u043e\u043a\u0430, \u043e \u043d\u0435\u0439 \u043d\u0438\u0436\u0435.<\/p>\n<h2 id=\"s3\">\u0421\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441: \u0438\u0437 \u0447\u0435\u0433\u043e \u0441\u043e\u0431\u0438\u0440\u0430\u0435\u0442\u0441\u044f \u0448\u0430\u0431\u043b\u043e\u043d<\/h2>\n<h3>\u0421\u0438\u043c\u0432\u043e\u043b\u044b \u0438 \u043a\u043b\u0430\u0441\u0441\u044b<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u0417\u0430\u043f\u0438\u0441\u044c<\/th>\n<th>\u0427\u0442\u043e \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442<\/th>\n<th>\u041f\u0440\u0438\u043c\u0435\u0440<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">abc<\/code><\/td>\n<td>\u0431\u0443\u043a\u0432\u0430\u043b\u044c\u043d\u043e \u044d\u0442\u0438 \u0441\u0438\u043c\u0432\u043e\u043b\u044b \u043f\u043e\u0434\u0440\u044f\u0434<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">cat<\/code> \u043d\u0430\u0445\u043e\u0434\u0438\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">cat<\/code> \u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">concat<\/code><\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">.<\/code><\/td>\n<td>\u043b\u044e\u0431\u043e\u0439 \u0441\u0438\u043c\u0432\u043e\u043b, \u043a\u0440\u043e\u043c\u0435 \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u0430 \u0441\u0442\u0440\u043e\u043a\u0438 (\u0441 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.DOTALL<\/code> &#8212; \u043b\u044e\u0431\u043e\u0439)<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">c.t<\/code> &#8212; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">cat<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">cot<\/code><\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[abc]<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[a-z]<\/code><\/td>\n<td>\u043e\u0434\u0438\u043d \u0441\u0438\u043c\u0432\u043e\u043b \u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 \u0438\u043b\u0438 \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[0-9]<\/code> &#8212; \u043e\u0434\u043d\u0430 \u0446\u0438\u0444\u0440\u0430<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[^abc]<\/code><\/td>\n<td>\u043e\u0434\u0438\u043d \u0441\u0438\u043c\u0432\u043e\u043b \u043d\u0435 \u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[^,]+<\/code> &#8212; \u0432\u0441\u0435 \u0434\u043e \u0437\u0430\u043f\u044f\u0442\u043e\u0439<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\w<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\s<\/code><\/td>\n<td>\u0446\u0438\u0444\u0440\u0430, \u00ab\u0441\u043b\u043e\u0432\u0435\u0441\u043d\u044b\u0439\u00bb \u0441\u0438\u043c\u0432\u043e\u043b, \u043f\u0440\u043e\u0431\u0435\u043b\u044c\u043d\u044b\u0439 \u0441\u0438\u043c\u0432\u043e\u043b<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\w+<\/code> &#8212; \u0441\u043b\u043e\u0432\u043e<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\D<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\W<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\S<\/code><\/td>\n<td>\u043e\u0442\u0440\u0438\u0446\u0430\u043d\u0438\u0435 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u0433\u043e \u043a\u043b\u0430\u0441\u0441\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\S+<\/code> &#8212; \u043a\u0443\u0441\u043e\u043a \u0431\u0435\u0437 \u043f\u0440\u043e\u0431\u0435\u043b\u043e\u0432<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\.<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\(<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\$<\/code><\/td>\n<td>\u044d\u043a\u0440\u0430\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435: \u0441\u043f\u0435\u0446\u0441\u0438\u043c\u0432\u043e\u043b \u043a\u0430\u043a \u043e\u0431\u044b\u0447\u043d\u044b\u0439<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">3\\.14<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0412\u043d\u0443\u0442\u0440\u0438 \u043a\u0432\u0430\u0434\u0440\u0430\u0442\u043d\u044b\u0445 \u0441\u043a\u043e\u0431\u043e\u043a \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u0441\u043f\u0435\u0446\u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u0442\u0435\u0440\u044f\u044e\u0442 \u043e\u0441\u043e\u0431\u044b\u0439 \u0441\u043c\u044b\u0441\u043b: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[.]<\/code> &#8212; \u044d\u0442\u043e \u043f\u0440\u043e\u0441\u0442\u043e \u0442\u043e\u0447\u043a\u0430.<\/p>\n<h3>\u041a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u0417\u0430\u043f\u0438\u0441\u044c<\/th>\n<th>\u0421\u043a\u043e\u043b\u044c\u043a\u043e \u0440\u0430\u0437<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">*<\/code><\/td>\n<td>0 \u0438 \u0431\u043e\u043b\u044c\u0448\u0435<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">+<\/code><\/td>\n<td>1 \u0438 \u0431\u043e\u043b\u044c\u0448\u0435<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">?<\/code><\/td>\n<td>0 \u0438\u043b\u0438 1<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">{3}<\/code><\/td>\n<td>\u0440\u043e\u0432\u043d\u043e 3<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">{2,5}<\/code><\/td>\n<td>\u043e\u0442 2 \u0434\u043e 5<\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">{2,}<\/code><\/td>\n<td>2 \u0438 \u0431\u043e\u043b\u044c\u0448\u0435<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u041a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0441\u044f \u043a \u043e\u0434\u043d\u043e\u043c\u0443 \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0435\u043c\u0443 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0443: \u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">ab+<\/code> \u043f\u043e\u0432\u0442\u043e\u0440\u044f\u0435\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">b<\/code>. \u0427\u0442\u043e\u0431\u044b \u043f\u043e\u0432\u0442\u043e\u0440\u0438\u0442\u044c \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c, \u0435\u0435 \u0431\u0435\u0440\u0443\u0442 \u0432 \u0433\u0440\u0443\u043f\u043f\u0443: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(ab)+<\/code>.<\/p>\n<h3>\u042f\u043a\u043e\u0440\u044f<\/h3>\n<p>\u042f\u043a\u043e\u0440\u044c \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442 \u043f\u043e\u0437\u0438\u0446\u0438\u044e, \u0430 \u043d\u0435 \u0441\u0438\u043c\u0432\u043e\u043b: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">^<\/code> &#8212; \u043d\u0430\u0447\u0430\u043b\u043e, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">$<\/code> &#8212; \u043a\u043e\u043d\u0435\u0446, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\b<\/code> &#8212; \u0433\u0440\u0430\u043d\u0438\u0446\u0430 \u0441\u043b\u043e\u0432\u0430. \u0428\u0430\u0431\u043b\u043e\u043d <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\bcat\\b<\/code> \u043d\u0430\u0439\u0434\u0435\u0442 \u0441\u043b\u043e\u0432\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">cat<\/code>, \u043d\u043e \u043d\u0435 \u0447\u0430\u0441\u0442\u044c \u0441\u043b\u043e\u0432\u0430 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">concat<\/code>. \u0412 Python \u0435\u0441\u0442\u044c \u0435\u0449\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\A<\/code> \u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\Z<\/code> &#8212; \u0430\u0431\u0441\u043e\u043b\u044e\u0442\u043d\u044b\u0435 \u043d\u0430\u0447\u0430\u043b\u043e \u0438 \u043a\u043e\u043d\u0435\u0446 \u0441\u0442\u0440\u043e\u043a\u0438, \u043d\u0430 \u043d\u0438\u0445 \u043d\u0435 \u0432\u043b\u0438\u044f\u0435\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.MULTILINE<\/code>.<\/p>\n<h3>\u0413\u0440\u0443\u043f\u043f\u044b \u0438 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0446\u0438\u044f<\/h3>\n<p><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(...)<\/code> &#8212; \u0437\u0430\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u044e\u0449\u0430\u044f \u0433\u0440\u0443\u043f\u043f\u0430, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?:...)<\/code> &#8212; \u0433\u0440\u0443\u043f\u043f\u0430 \u0431\u0435\u0437 \u0437\u0430\u0445\u0432\u0430\u0442\u0430 (\u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043b\u044f \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f), <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?P&lt;name&gt;...)<\/code> &#8212; \u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0433\u0440\u0443\u043f\u043f\u0430 \u0432 Python, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">a|b<\/code> &#8212; \u00ab\u0438\u043b\u0438\u00bb. \u0410\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0446\u0438\u044f \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u0435\u0442 \u043d\u0430 \u0432\u0441\u044e \u0433\u0440\u0443\u043f\u043f\u0443: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?:jpg|png)$<\/code> &#8212; \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0435 jpg \u0438\u043b\u0438 png \u0432 \u043a\u043e\u043d\u0446\u0435.<\/p>\n<h2 id=\"s4\">\u0416\u0430\u0434\u043d\u044b\u0435 \u0438 \u043b\u0435\u043d\u0438\u0432\u044b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b<\/h2>\n<p>\u041f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">*<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">+<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">?<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">{n,m}<\/code> <strong>\u0436\u0430\u0434\u043d\u044b\u0435<\/strong>: \u0437\u0430\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u044e\u0442 \u043a\u0430\u043a \u043c\u043e\u0436\u043d\u043e \u0431\u043e\u043b\u044c\u0448\u0435, \u0430 \u043f\u043e\u0442\u043e\u043c \u043e\u0442\u0441\u0442\u0443\u043f\u0430\u044e\u0442, \u0435\u0441\u043b\u0438 \u043e\u0441\u0442\u0430\u0442\u043e\u043a \u0448\u0430\u0431\u043b\u043e\u043d\u0430 \u043d\u0435 \u0441\u043e\u0432\u043f\u0430\u043b. \u0417\u043d\u0430\u043a <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">?<\/code> \u043f\u043e\u0441\u043b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u0430 \u0434\u0435\u043b\u0430\u0435\u0442 \u0435\u0433\u043e <strong>\u043b\u0435\u043d\u0438\u0432\u044b\u043c<\/strong>: \u043e\u043d \u0431\u0435\u0440\u0435\u0442 \u043a\u0430\u043a \u043c\u043e\u0436\u043d\u043e \u043c\u0435\u043d\u044c\u0448\u0435.<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #E06C75\">html<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #98C379\">\"&lt;b&gt;\u043e\u0434\u0438\u043d&lt;\/b&gt; \u0438 &lt;b&gt;\u0434\u0432\u0430&lt;\/b&gt;\"<\/span>\n\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">findall<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"&lt;b&gt;.*&lt;\/b&gt;\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">html<\/span><span style=\"color: #ABB2BF\">))<\/span>    <span style=\"color: #7F848E\"># \u0436\u0430\u0434\u043d\u044b\u0439<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">findall<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"&lt;b&gt;.*?&lt;\/b&gt;\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">html<\/span><span style=\"color: #ABB2BF\">))<\/span>   <span style=\"color: #7F848E\"># \u043b\u0435\u043d\u0438\u0432\u044b\u0439<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">findall<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"&lt;b&gt;(.*?)&lt;\/b&gt;\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">html<\/span><span style=\"color: #ABB2BF\">))<\/span> <span style=\"color: #7F848E\"># \u0442\u043e\u043b\u044c\u043a\u043e \u0433\u0440\u0443\u043f\u043f\u0430<\/span><\/code><\/pre>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">[&#x27;&lt;b&gt;\u043e\u0434\u0438\u043d&lt;\/b&gt; \u0438 &lt;b&gt;\u0434\u0432\u0430&lt;\/b&gt;&#x27;]\n[&#x27;&lt;b&gt;\u043e\u0434\u0438\u043d&lt;\/b&gt;&#x27;, &#x27;&lt;b&gt;\u0434\u0432\u0430&lt;\/b&gt;&#x27;]\n[&#x27;\u043e\u0434\u0438\u043d&#x27;, &#x27;\u0434\u0432\u0430&#x27;]\n<\/code><\/pre>\n<p>\u0416\u0430\u0434\u043d\u044b\u0439 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">.*<\/code> \u043f\u0440\u043e\u0433\u043b\u043e\u0442\u0438\u043b \u0432\u0441\u0435 \u0434\u043e \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">&lt;\/b&gt;<\/code>. \u041b\u0435\u043d\u0438\u0432\u044b\u0439 \u043e\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u043b\u0441\u044f \u043d\u0430 \u0431\u043b\u0438\u0436\u0430\u0439\u0448\u0435\u043c. \u0422\u0440\u0435\u0442\u044c\u044f \u0441\u0442\u0440\u043e\u043a\u0430 \u043f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442 \u043f\u0440\u0430\u0432\u0438\u043b\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">findall<\/code>: \u0435\u0441\u043b\u0438 \u0432 \u0448\u0430\u0431\u043b\u043e\u043d\u0435 \u0435\u0441\u0442\u044c \u0433\u0440\u0443\u043f\u043f\u0430, \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442\u0441\u044f \u0435\u0435 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435, \u0430 \u043d\u0435 \u0432\u0441\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435. \u0413\u0440\u0430\u043d\u0438\u0446\u0430 \u043f\u0440\u0438\u043c\u0435\u0440\u0430: \u0434\u043b\u044f \u043f\u0440\u043e\u0441\u0442\u044b\u0445 \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442\u043e\u0432 \u0442\u0430\u043a \u043c\u043e\u0436\u043d\u043e, \u043d\u043e \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0442\u044c HTML \u0446\u0435\u043b\u0438\u043a\u043e\u043c \u0440\u0435\u0433\u0443\u043b\u044f\u0440\u043a\u0430\u043c\u0438 \u043d\u0435\u043d\u0430\u0434\u0435\u0436\u043d\u043e (\u0432\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0441\u0442\u044c, \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u044b, \u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0438) &#8212; \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u0435\u0441\u0442\u044c \u043f\u0430\u0440\u0441\u0435\u0440\u044b.<\/p>\n<h2 id=\"s5\">\u041c\u043e\u0434\u0443\u043b\u044c re \u0432 Python: \u043a\u0430\u043a\u0443\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0431\u0440\u0430\u0442\u044c<\/h2>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #E06C75\">s<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #98C379\">\"order 42, price 1500\"<\/span>\n\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">search<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">))<\/span>        <span style=\"color: #7F848E\"># \u043f\u0435\u0440\u0432\u043e\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435 \u0433\u0434\u0435 \u0443\u0433\u043e\u0434\u043d\u043e<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">match<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">))<\/span>         <span style=\"color: #7F848E\"># \u0442\u043e\u043b\u044c\u043a\u043e \u0441 \u043d\u0430\u0447\u0430\u043b\u0430 \u0441\u0442\u0440\u043e\u043a\u0438<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">match<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"order\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">))<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">fullmatch<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"1500\"<\/span><span style=\"color: #ABB2BF\">))<\/span>   <span style=\"color: #7F848E\"># \u0432\u0441\u044f \u0441\u0442\u0440\u043e\u043a\u0430 \u0446\u0435\u043b\u0438\u043a\u043e\u043c<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">findall<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">))<\/span>       <span style=\"color: #7F848E\"># \u0432\u0441\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u044f \u0441\u043f\u0438\u0441\u043a\u043e\u043c<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">sub<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"N\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">))<\/span>      <span style=\"color: #7F848E\"># \u0437\u0430\u043c\u0435\u043d\u0430<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">split<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\",\\s*\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">))<\/span>        <span style=\"color: #7F848E\"># \u0440\u0430\u0437\u0431\u0438\u0435\u043d\u0438\u0435<\/span><\/code><\/pre>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">&lt;re.Match object; span=(6, 8), match=&#x27;42&#x27;&gt;\nNone\n&lt;re.Match object; span=(0, 5), match=&#x27;order&#x27;&gt;\n&lt;re.Match object; span=(0, 4), match=&#x27;1500&#x27;&gt;\n[&#x27;42&#x27;, &#x27;1500&#x27;]\norder N, price N\n[&#x27;order 42&#x27;, &#x27;price 1500&#x27;]\n<\/code><\/pre>\n<table>\n<thead>\n<tr>\n<th>\u0417\u0430\u0434\u0430\u0447\u0430<\/th>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>\u0427\u0442\u043e \u0432\u0435\u0440\u043d\u0435\u0442<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0435\u0441\u0442\u044c \u043b\u0438 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435 \u0433\u0434\u0435-\u0442\u043e \u0432 \u0442\u0435\u043a\u0441\u0442\u0435<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.search<\/code><\/td>\n<td>\u043f\u0435\u0440\u0432\u044b\u0439 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">Match<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">None<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0442\u0435\u043a\u0441\u0442 \u043d\u0430\u0447\u0438\u043d\u0430\u0435\u0442\u0441\u044f \u0441 \u0448\u0430\u0431\u043b\u043e\u043d\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.match<\/code><\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">Match<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">None<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0432\u0441\u044f \u0441\u0442\u0440\u043e\u043a\u0430 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0444\u043e\u0440\u043c\u0430\u0442\u0443 (\u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u044f)<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.fullmatch<\/code><\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">Match<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">None<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0432\u0441\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u044f<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.findall<\/code> \/ <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.finditer<\/code><\/td>\n<td>\u0441\u043f\u0438\u0441\u043e\u043a \u0441\u0442\u0440\u043e\u043a (\u043f\u0440\u0438 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0433\u0440\u0443\u043f\u043f\u0430\u0445 &#8212; \u043a\u043e\u0440\u0442\u0435\u0436\u0435\u0439) \/ \u0438\u0442\u0435\u0440\u0430\u0442\u043e\u0440 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">Match<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0437\u0430\u043c\u0435\u043d\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.sub<\/code><\/td>\n<td>\u043d\u043e\u0432\u0430\u044f \u0441\u0442\u0440\u043e\u043a\u0430<\/td>\n<\/tr>\n<tr>\n<td>\u0440\u0430\u0437\u0431\u0438\u0442\u044c \u043f\u043e \u0440\u0430\u0437\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044e-\u0448\u0430\u0431\u043b\u043e\u043d\u0443<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.split<\/code><\/td>\n<td>\u0441\u043f\u0438\u0441\u043e\u043a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0427\u0430\u0441\u0442\u0430\u044f \u043e\u0448\u0438\u0431\u043a\u0430 \u043d\u043e\u0432\u0438\u0447\u043a\u0430 &#8212; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.match<\/code> \u0442\u0430\u043c, \u0433\u0434\u0435 \u043d\u0443\u0436\u0435\u043d <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.search<\/code>: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">match<\/code> \u0441\u043c\u043e\u0442\u0440\u0438\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u0430\u0447\u0430\u043b\u043e \u0441\u0442\u0440\u043e\u043a\u0438 \u0438 \u043d\u0430 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\"order 42\"<\/code> \u0434\u043b\u044f <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d+<\/code> \u0432\u0435\u0440\u043d\u0443\u043b <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">None<\/code>. \u0415\u0441\u043b\u0438 \u0448\u0430\u0431\u043b\u043e\u043d \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u043a\u0440\u0430\u0442\u043d\u043e, \u0435\u0433\u043e \u043a\u043e\u043c\u043f\u0438\u043b\u0438\u0440\u0443\u044e\u0442 \u043e\u0434\u0438\u043d \u0440\u0430\u0437 \u0447\u0435\u0440\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.compile<\/code>.<\/p>\n<h3>\u0417\u0430\u0447\u0435\u043c raw-\u0441\u0442\u0440\u043e\u043a\u0438 r&#187;&#8230;&#187;<\/h3>\n<p>\u0412 \u043e\u0431\u044b\u0447\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0435 Python \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0439 \u0441\u043b\u0435\u0448 &#8212; \u043d\u0430\u0447\u0430\u043b\u043e escape-\u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438. <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\"\\b\"<\/code> &#8212; \u044d\u0442\u043e \u0441\u0438\u043c\u0432\u043e\u043b backspace, \u0430 \u043d\u0435 \u0433\u0440\u0430\u043d\u0438\u0446\u0430 \u0441\u043b\u043e\u0432\u0430:<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">findall<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">\"\\bcat\\b\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"cat and concat\"<\/span><span style=\"color: #ABB2BF\">))<\/span>   <span style=\"color: #7F848E\"># \u0431\u0435\u0437 r<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">findall<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\bcat\\b\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"cat and concat\"<\/span><span style=\"color: #ABB2BF\">))<\/span>  <span style=\"color: #7F848E\"># \u0441 r<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E5C07B\">repr<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">\"\\b\"<\/span><span style=\"color: #ABB2BF\">),<\/span> <span style=\"color: #E5C07B\">repr<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\b\"<\/span><span style=\"color: #ABB2BF\">))<\/span><\/code><\/pre>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">[]\n[&#x27;cat&#x27;]\n&#x27;\\x08&#x27; &#x27;\\\\b&#x27;\n<\/code><\/pre>\n<p>\u0411\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">r<\/code> \u0448\u0430\u0431\u043b\u043e\u043d \u0438\u0441\u043a\u0430\u043b \u0441\u0438\u043c\u0432\u043e\u043b\u044b backspace \u0438 \u043d\u0438\u0447\u0435\u0433\u043e \u043d\u0435 \u043d\u0430\u0448\u0435\u043b, \u043f\u0440\u0438\u0447\u0435\u043c \u0431\u0435\u0437 \u0432\u0441\u044f\u043a\u043e\u0439 \u043e\u0448\u0438\u0431\u043a\u0438. \u0421 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\"\\d\"<\/code> Python 3.14 \u0445\u043e\u0442\u044f \u0431\u044b \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0430\u0435\u0442: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">SyntaxWarning: \"\\d\" is an invalid escape sequence<\/code>. \u041f\u0440\u0430\u0432\u0438\u043b\u043e \u043f\u0440\u043e\u0441\u0442\u043e\u0435: \u0448\u0430\u0431\u043b\u043e\u043d\u044b \u043f\u0438\u0448\u0438\u0442\u0435 raw-\u0441\u0442\u0440\u043e\u043a\u0430\u043c\u0438.<\/p>\n<h3>\u0424\u043b\u0430\u0433\u0438<\/h3>\n<p><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.IGNORECASE<\/code> (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.I<\/code>) &#8212; \u0431\u0435\u0437 \u0443\u0447\u0435\u0442\u0430 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.MULTILINE<\/code> (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.M<\/code>) &#8212; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">^<\/code>\/<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">$<\/code> \u043d\u0430 \u043a\u0430\u0436\u0434\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0435; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.DOTALL<\/code> (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.S<\/code>) &#8212; \u0442\u043e\u0447\u043a\u0430 \u043b\u043e\u0432\u0438\u0442 \u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\n<\/code>; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.VERBOSE<\/code> (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.X<\/code>) &#8212; \u043c\u043e\u0436\u043d\u043e \u043f\u0438\u0441\u0430\u0442\u044c \u0448\u0430\u0431\u043b\u043e\u043d \u0441 \u043f\u0440\u043e\u0431\u0435\u043b\u0430\u043c\u0438 \u0438 \u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f\u043c\u0438; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.ASCII<\/code> (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.A<\/code>) &#8212; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\w<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\s<\/code> \u0442\u043e\u043b\u044c\u043a\u043e ASCII. \u0424\u043b\u0430\u0433\u0438 \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u044f\u044e\u0442 \u0447\u0435\u0440\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">|<\/code>: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.I | re.M<\/code>.<\/p>\n<h2 id=\"s6\">\u0413\u0440\u0443\u043f\u043f\u044b \u0432 \u0437\u0430\u043c\u0435\u043d\u0435 \u0438 lookahead<\/h2>\n<p>\u0417\u0430\u0445\u0432\u0430\u0447\u0435\u043d\u043d\u044b\u0435 \u0433\u0440\u0443\u043f\u043f\u044b \u043c\u043e\u0436\u043d\u043e \u043f\u043e\u0434\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0432 \u0437\u0430\u043c\u0435\u043d\u0443: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\1<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\2<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\g&lt;name&gt;<\/code>.<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">sub<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"(\\d{4})-(\\d\\d)-(\\d\\d)\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">r\"\\3.\\2.\\1\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"2026-09-24\"<\/span><span style=\"color: #ABB2BF\">))<\/span><\/code><\/pre>\n<p>\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">24.09.2026<\/code>.<\/p>\n<p><strong>Lookahead<\/strong> <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?=...)<\/code> \u0438 <strong>lookbehind<\/strong> <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?&lt;=...)<\/code> \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u044e\u0442, \u0447\u0442\u043e \u0441\u043f\u0440\u0430\u0432\u0430 \u0438\u043b\u0438 \u0441\u043b\u0435\u0432\u0430 \u0441\u0442\u043e\u0438\u0442 \u043d\u0443\u0436\u043d\u044b\u0439 \u0442\u0435\u043a\u0441\u0442, \u043d\u043e \u043d\u0435 \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0442 \u0435\u0433\u043e \u0432 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435. \u041d\u0435\u0433\u0430\u0442\u0438\u0432\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b &#8212; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?!...)<\/code> \u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?&lt;!...)<\/code>.<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #7F848E\"># \u043f\u0440\u043e\u0431\u0435\u043b \u043c\u0435\u0436\u0434\u0443 \u0440\u0430\u0437\u0440\u044f\u0434\u0430\u043c\u0438: \u043f\u043e\u0437\u0438\u0446\u0438\u044f, \u043f\u043e\u0441\u043b\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0434\u043e \u043a\u043e\u043d\u0446\u0430 \u0447\u0438\u0441\u043b\u0430 \u0438\u0434\u0443\u0442 \u0433\u0440\u0443\u043f\u043f\u044b \u043f\u043e 3 \u0446\u0438\u0444\u0440\u044b<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">sub<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"(?&lt;=\\d)(?=(?:\\d{3})+(?!\\d))\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\" \"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"\u0418\u0442\u043e\u0433\u043e 1234567 \u0440\u0443\u0431., 950 \u0448\u0442.\"<\/span><span style=\"color: #ABB2BF\">))<\/span>\n\n<span style=\"color: #7F848E\"># \u043f\u0430\u0440\u043e\u043b\u044c: \u043c\u0438\u043d\u0438\u043c\u0443\u043c 8 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432, \u0435\u0441\u0442\u044c \u0446\u0438\u0444\u0440\u0430 \u0438 \u0437\u0430\u0433\u043b\u0430\u0432\u043d\u0430\u044f \u043b\u0430\u0442\u0438\u043d\u0441\u043a\u0430\u044f \u0431\u0443\u043a\u0432\u0430<\/span>\n<span style=\"color: #E06C75\">strong<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">compile<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"(?=.*\\d)(?=.*[A-Z]).{8,}\"<\/span><span style=\"color: #ABB2BF\">)<\/span>\n<span style=\"color: #C678DD\">for<\/span> <span style=\"color: #E06C75\">p<\/span> <span style=\"color: #56B6C2\">in<\/span> <span style=\"color: #ABB2BF\">[<\/span><span style=\"color: #98C379\">\"qwerty12\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"Qwerty12\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"Qw1\"<\/span><span style=\"color: #ABB2BF\">]:<\/span>\n    <span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">p<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E5C07B\">bool<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">strong<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">fullmatch<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">p<\/span><span style=\"color: #ABB2BF\">)))<\/span><\/code><\/pre>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">\u0418\u0442\u043e\u0433\u043e 1 234 567 \u0440\u0443\u0431., 950 \u0448\u0442.\nqwerty12 False\nQwerty12 True\nQw1 False\n<\/code><\/pre>\n<p>\u0412 \u043f\u0435\u0440\u0432\u043e\u043c \u0448\u0430\u0431\u043b\u043e\u043d\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435 \u0438\u043c\u0435\u0435\u0442 \u043d\u0443\u043b\u0435\u0432\u0443\u044e \u0434\u043b\u0438\u043d\u0443: \u044d\u0442\u043e \u043f\u043e\u0437\u0438\u0446\u0438\u044f \u043c\u0435\u0436\u0434\u0443 \u0446\u0438\u0444\u0440\u0430\u043c\u0438, \u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">sub<\/code> \u0432\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0442\u0443\u0434\u0430 \u043f\u0440\u043e\u0431\u0435\u043b. \u0412\u043e \u0432\u0442\u043e\u0440\u043e\u043c \u0434\u0432\u0430 lookahead-\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u044e\u0442 \u0443\u0441\u043b\u043e\u0432\u0438\u044f, \u043d\u0435 \u0441\u0434\u0432\u0438\u0433\u0430\u044f \u043f\u043e\u0437\u0438\u0446\u0438\u044e. \u041f\u0440\u0438\u043c\u0435\u0440 \u0441 \u043f\u0430\u0440\u043e\u043b\u0435\u043c \u0443\u0447\u0435\u0431\u043d\u044b\u0439: \u0440\u0435\u0430\u043b\u044c\u043d\u0430\u044f \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0430 \u043f\u0430\u0440\u043e\u043b\u0435\u0439 \u0441\u0442\u0440\u043e\u0438\u0442\u0441\u044f \u043d\u0430 \u0434\u043b\u0438\u043d\u0435 \u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0435 \u043f\u043e \u0443\u0442\u0435\u043a\u0448\u0438\u043c \u0431\u0430\u0437\u0430\u043c, \u0430 \u043d\u0435 \u043d\u0430 \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0437\u0430\u0433\u043b\u0430\u0432\u043d\u043e\u0439 \u0431\u0443\u043a\u0432\u0435.<\/p>\n<p>\u041e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435 Python: lookbehind \u0434\u043e\u043b\u0436\u0435\u043d \u0438\u043c\u0435\u0442\u044c \u0444\u0438\u043a\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0443\u044e \u0434\u043b\u0438\u043d\u0443. <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.search(r\"(?&lt;=\\d+)x\", \"12x\")<\/code> \u043f\u0430\u0434\u0430\u0435\u0442 \u0441 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.error: look-behind requires fixed-width pattern<\/code>, \u0430 \u0432 JavaScript \u0442\u0430\u043a\u043e\u0439 \u0448\u0430\u0431\u043b\u043e\u043d \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442.<\/p>\n<h2 id=\"s7\">\u041b\u043e\u0432\u0443\u0448\u043a\u0438 \u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u0438 \u0432\u0432\u043e\u0434\u0430<\/h2>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span>\n\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E5C07B\">bool<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">match<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"^\\d+$\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"123\\n\"<\/span><span style=\"color: #ABB2BF\">)))<\/span>     <span style=\"color: #7F848E\"># $ \u043f\u0440\u043e\u043f\u0443\u0441\u043a\u0430\u0435\u0442 \u043f\u0435\u0440\u0435\u0432\u043e\u0434 \u0441\u0442\u0440\u043e\u043a\u0438 \u0432 \u043a\u043e\u043d\u0446\u0435<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E5C07B\">bool<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">fullmatch<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"123\\n\"<\/span><span style=\"color: #ABB2BF\">)))<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E5C07B\">bool<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">fullmatch<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"\u0661\u0662\u0663\"<\/span><span style=\"color: #ABB2BF\">)))<\/span>      <span style=\"color: #7F848E\"># \u0430\u0440\u0430\u0431\u0441\u043a\u043e-\u0438\u043d\u0434\u0438\u0439\u0441\u043a\u0438\u0435 \u0446\u0438\u0444\u0440\u044b<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E5C07B\">bool<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">fullmatch<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"\\d+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"\u0661\u0662\u0663\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">ASCII<\/span><span style=\"color: #ABB2BF\">)))<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E5C07B\">bool<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">fullmatch<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"[0-9]+\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"\u0661\u0662\u0663\"<\/span><span style=\"color: #ABB2BF\">)))<\/span><\/code><\/pre>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">True\nFalse\nTrue\nFalse\nFalse\n<\/code><\/pre>\n<p>\u041f\u0435\u0440\u0432\u0430\u044f \u043b\u043e\u0432\u0443\u0448\u043a\u0430: \u0432 Python <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">$<\/code> \u0441\u043e\u0432\u043f\u0430\u0434\u0430\u0435\u0442 \u0438 \u043f\u0435\u0440\u0435\u0434 \u0437\u0430\u0432\u0435\u0440\u0448\u0430\u044e\u0449\u0438\u043c <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\n<\/code>, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">^\\d+$<\/code> \u043f\u0440\u043e\u043f\u0443\u0441\u043a\u0430\u0435\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\"123\\n\"<\/code>. \u0414\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u0431\u0435\u0440\u0438\u0442\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.fullmatch<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\Z<\/code>. \u041e\u0441\u0442\u043e\u0440\u043e\u0436\u043d\u043e \u043f\u0440\u0438 \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0435 \u0448\u0430\u0431\u043b\u043e\u043d\u0430: \u0432 PCRE (PHP), Java \u0438 Ruby <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\Z<\/code> \u0442\u043e\u0436\u0435 \u043f\u0440\u043e\u043f\u0443\u0441\u043a\u0430\u0435\u0442 \u0437\u0430\u0432\u0435\u0440\u0448\u0430\u044e\u0449\u0438\u0439 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\n<\/code>, \u0441\u0442\u0440\u043e\u0433\u0438\u0439 \u043a\u043e\u043d\u0435\u0446 \u0441\u0442\u0440\u043e\u043a\u0438 \u0442\u0430\u043c &#8212; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\z<\/code> (\u0432 Python <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\z<\/code> \u043f\u043e\u044f\u0432\u0438\u043b\u0441\u044f \u043a\u0430\u043a \u0441\u0438\u043d\u043e\u043d\u0438\u043c <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\Z<\/code> \u0432 3.14). \u0412\u0442\u043e\u0440\u0430\u044f: \u0432 \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u044b\u0445 \u0448\u0430\u0431\u043b\u043e\u043d\u0430\u0445 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d<\/code> &#8212; \u043b\u044e\u0431\u0430\u044f \u0446\u0438\u0444\u0440\u0430 Unicode, \u043d\u0435 \u0442\u043e\u043b\u044c\u043a\u043e 0-9. \u0415\u0441\u043b\u0438 \u0434\u0430\u043b\u044c\u0448\u0435 \u043a\u043e\u0434 \u0436\u0434\u0435\u0442 ASCII (ID \u0432 \u0431\u0430\u0437\u0435, \u043f\u043e\u0440\u0442), \u043f\u0438\u0448\u0438\u0442\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[0-9]<\/code> \u0438\u043b\u0438 \u0441\u0442\u0430\u0432\u044c\u0442\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.ASCII<\/code>.<\/p>\n<p>\u0422\u0440\u0435\u0442\u044c\u044f &#8212; \u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430. \u0414\u0438\u0430\u043f\u0430\u0437\u043e\u043d <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[\u0430-\u044f]<\/code> \u043d\u0435 \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 \u0431\u0443\u043a\u0432\u0443 \u00ab\u0435 \u0441 \u0434\u0432\u0443\u043c\u044f \u0442\u043e\u0447\u043a\u0430\u043c\u0438\u00bb: \u043e\u043d\u0430 \u0441\u0442\u043e\u0438\u0442 \u0432 Unicode \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e (U+0451). \u0428\u0430\u0431\u043b\u043e\u043d <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[\u0430-\u044f]+<\/code> \u043d\u0430 \u0441\u043b\u043e\u0432\u0435 \u00ab\u0435\u043b\u043a\u0430\u00bb \u0441 \u044d\u0442\u043e\u0439 \u0431\u0443\u043a\u0432\u043e\u0439 \u0432\u0435\u0440\u043d\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\u043b\u043a\u0430<\/code>. \u0414\u043e\u0431\u0430\u0432\u043b\u044f\u0439\u0442\u0435 \u0435\u0435 \u0432 \u043a\u043b\u0430\u0441\u0441 \u044f\u0432\u043d\u043e \u0438\u043b\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[^\\W\\d_]+<\/code> &#8212; \u00ab\u0431\u0443\u043a\u0432\u044b \u043b\u044e\u0431\u043e\u0433\u043e \u0430\u043b\u0444\u0430\u0432\u0438\u0442\u0430\u00bb.<\/p>\n<h2 id=\"s8\">\u0414\u0438\u0430\u043b\u0435\u043a\u0442\u044b \u043a\u043e\u0440\u043e\u0442\u043a\u043e<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c<\/th>\n<th>Python <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re<\/code><\/th>\n<th>JavaScript<\/th>\n<th>PCRE (PHP, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">grep -P<\/code>)<\/th>\n<th>POSIX ERE (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">grep -E<\/code>)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0433\u0440\u0443\u043f\u043f\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?P&lt;name&gt;...)<\/code><\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?&lt;name&gt;...)<\/code><\/td>\n<td>\u043e\u0431\u0430 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430<\/td>\n<td>\u043d\u0435\u0442<\/td>\n<\/tr>\n<tr>\n<td>lookahead \/ lookbehind<\/td>\n<td>\u0434\u0430 \/ \u0442\u043e\u043b\u044c\u043a\u043e \u0444\u0438\u043a\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0434\u043b\u0438\u043d\u044b<\/td>\n<td>\u0434\u0430 \/ \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u0434\u043b\u0438\u043d\u044b<\/td>\n<td>\u0434\u0430 \/ \u0441 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f\u043c\u0438 \u0434\u043b\u0438\u043d\u044b<\/td>\n<td>\u043d\u0435\u0442<\/td>\n<\/tr>\n<tr>\n<td>\u043b\u0435\u043d\u0438\u0432\u044b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b<\/td>\n<td>\u0434\u0430<\/td>\n<td>\u0434\u0430<\/td>\n<td>\u0434\u0430<\/td>\n<td>\u043d\u0435\u0442<\/td>\n<\/tr>\n<tr>\n<td>\u0444\u043b\u0430\u0433\u0438<\/td>\n<td>\u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?i)<\/code><\/td>\n<td>\u043f\u043e\u0441\u043b\u0435 \u043b\u0438\u0442\u0435\u0440\u0430\u043b\u0430: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\/...\/gi<\/code><\/td>\n<td>\u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u043f\u043e\u0441\u043b\u0435 \u0440\u0430\u0437\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044f<\/td>\n<td>\u043e\u043f\u0446\u0438\u0438 \u043a\u043e\u043c\u0430\u043d\u0434\u044b (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">-i<\/code>)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0412 \u0431\u0430\u0437\u043e\u0432\u043e\u043c POSIX-\u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u0435 (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">grep<\/code> \u0431\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">-E<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">sed<\/code> \u0431\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">-E<\/code>) \u0447\u0430\u0441\u0442\u044c \u043c\u0435\u0442\u0430\u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u043f\u0438\u0448\u0435\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 \u0441\u043b\u0435\u0448: <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">a\\{2\\}<\/code> \u0432\u043c\u0435\u0441\u0442\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">a{2}<\/code>. \u0412 JavaScript \u0444\u043b\u0430\u0433 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">g<\/code> &#8212; \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u044b\u0439 \u043f\u043e\u0438\u0441\u043a, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">i<\/code> &#8212; \u0431\u0435\u0437 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">m<\/code> &#8212; \u043c\u043d\u043e\u0433\u043e\u0441\u0442\u0440\u043e\u0447\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\u043c, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">y<\/code> &#8212; \u043f\u043e\u0438\u0441\u043a \u0441 \u043f\u043e\u0437\u0438\u0446\u0438\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">lastIndex<\/code>. \u0428\u0430\u0431\u043b\u043e\u043d, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u043e\u0434\u043d\u043e\u0433\u043e \u0434\u0438\u0430\u043b\u0435\u043a\u0442\u0430, \u043f\u0435\u0440\u0435\u0434 \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u043e\u043c \u0432 \u0434\u0440\u0443\u0433\u043e\u0439 \u0441\u0442\u043e\u0438\u0442 \u043f\u0440\u043e\u0433\u043d\u0430\u0442\u044c \u043d\u0430 \u0442\u0435\u0441\u0442\u043e\u0432\u044b\u0445 \u0441\u0442\u0440\u043e\u043a\u0430\u0445.<\/p>\n<h2 id=\"s9\">\u041a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0431\u044d\u043a\u0442\u0440\u0435\u043a\u0438\u043d\u0433 (ReDoS)<\/h2>\n<p>\u0414\u0432\u0438\u0436\u043a\u0438 Python, JavaScript, PCRE \u0438 Java \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0442 \u0441 \u0432\u043e\u0437\u0432\u0440\u0430\u0442\u0430\u043c\u0438 (backtracking): \u0435\u0441\u043b\u0438 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435 \u043d\u0435 \u0441\u043e\u0432\u043f\u0430\u043b\u043e, \u0434\u0432\u0438\u0436\u043e\u043a \u043e\u0442\u043a\u0430\u0442\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0438 \u043f\u0440\u043e\u0431\u0443\u0435\u0442 \u0434\u0440\u0443\u0433\u043e\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442 \u0440\u0430\u0437\u0431\u0438\u0435\u043d\u0438\u044f. \u0423 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0448\u0430\u0431\u043b\u043e\u043d\u043e\u0432 \u0447\u0438\u0441\u043b\u043e \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432 \u0440\u0430\u0441\u0442\u0435\u0442 \u044d\u043a\u0441\u043f\u043e\u043d\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0442 \u0434\u043b\u0438\u043d\u044b \u0441\u0442\u0440\u043e\u043a\u0438. \u041a\u043b\u0430\u0441\u0441\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0441\u043b\u0443\u0447\u0430\u0439 &#8212; \u0432\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(a+)+<\/code>.<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\"><span style=\"color: #C678DD\">import<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">,<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">time<\/span>\n\n<span style=\"color: #E06C75\">bad<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">compile<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"^(a+)+$\"<\/span><span style=\"color: #ABB2BF\">)<\/span>\n<span style=\"color: #E06C75\">good<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #E06C75\">re<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">compile<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">r\"^a+$\"<\/span><span style=\"color: #ABB2BF\">)<\/span>\n\n<span style=\"color: #C678DD\">for<\/span> <span style=\"color: #E06C75\">n<\/span> <span style=\"color: #56B6C2\">in<\/span> <span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #D19A66\">20<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #D19A66\">22<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #D19A66\">24<\/span><span style=\"color: #ABB2BF\">):<\/span>\n    <span style=\"color: #E06C75\">s<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #98C379\">\"a\"<\/span> <span style=\"color: #56B6C2\">*<\/span> <span style=\"color: #E06C75\">n<\/span> <span style=\"color: #56B6C2\">+<\/span> <span style=\"color: #98C379\">\"!\"<\/span>\n    <span style=\"color: #E06C75\">t<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #E06C75\">time<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">perf_counter<\/span><span style=\"color: #ABB2BF\">()<\/span>\n    <span style=\"color: #E06C75\">bad<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">match<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">)<\/span>\n    <span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">n<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">\"bad \"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">f\"{<\/span><span style=\"color: #E06C75\">time<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">perf_counter<\/span><span style=\"color: #ABB2BF\">() <\/span><span style=\"color: #56B6C2\">-<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">t<\/span><span style=\"color: #98C379\">:.2f} c\"<\/span><span style=\"color: #ABB2BF\">)<\/span>\n\n<span style=\"color: #E06C75\">s<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #98C379\">\"a\"<\/span> <span style=\"color: #56B6C2\">*<\/span> <span style=\"color: #D19A66\">100_000<\/span> <span style=\"color: #56B6C2\">+<\/span> <span style=\"color: #98C379\">\"!\"<\/span>\n<span style=\"color: #E06C75\">t<\/span> <span style=\"color: #56B6C2\">=<\/span> <span style=\"color: #E06C75\">time<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">perf_counter<\/span><span style=\"color: #ABB2BF\">()<\/span>\n<span style=\"color: #E06C75\">good<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">match<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #E06C75\">s<\/span><span style=\"color: #ABB2BF\">)<\/span>\n<span style=\"color: #E5C07B\">print<\/span><span style=\"color: #ABB2BF\">(<\/span><span style=\"color: #98C379\">\"good\"<\/span><span style=\"color: #ABB2BF\">,<\/span> <span style=\"color: #98C379\">f\"{<\/span><span style=\"color: #E06C75\">time<\/span><span style=\"color: #56B6C2\">.<\/span><span style=\"color: #E06C75\">perf_counter<\/span><span style=\"color: #ABB2BF\">() <\/span><span style=\"color: #56B6C2\">-<\/span><span style=\"color: #ABB2BF\"> <\/span><span style=\"color: #E06C75\">t<\/span><span style=\"color: #98C379\">:.4f} c\"<\/span><span style=\"color: #ABB2BF\">)<\/span><\/code><\/pre>\n<p>\u0412\u044b\u0432\u043e\u0434 \u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u043e\u043d\u0430 (\u0430\u0431\u0441\u043e\u043b\u044e\u0442\u043d\u044b\u0435 \u0447\u0438\u0441\u043b\u0430 \u0437\u0430\u0432\u0438\u0441\u044f\u0442 \u043e\u0442 \u043c\u0430\u0448\u0438\u043d\u044b, \u0432\u0430\u0436\u0435\u043d \u0440\u043e\u0441\u0442):<\/p>\n<pre style=\"background:#282c34;color:#abb2bf;border-radius:8px;padding:16px 20px;margin:20px 0;overflow-x:auto;font-size:14px;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\"><code style=\"background:none\">20 bad  0.04 c\n22 bad  0.15 c\n24 bad  0.58 c\ngood 0.0003 c\n<\/code><\/pre>\n<p>\u041f\u043b\u044e\u0441 \u0434\u0432\u0430 \u0441\u0438\u043c\u0432\u043e\u043b\u0430 &#8212; \u0432\u0440\u0435\u043c\u044f \u0440\u0430\u0441\u0442\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e \u0432 \u0447\u0435\u0442\u044b\u0440\u0435 \u0440\u0430\u0437\u0430. \u041d\u0430 \u0441\u0442\u0440\u043e\u043a\u0435 \u0432 40-50 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u0442\u0430\u043a\u043e\u0439 \u0448\u0430\u0431\u043b\u043e\u043d \u0437\u0430\u043d\u0438\u043c\u0430\u0435\u0442 \u043f\u0440\u043e\u0446\u0435\u0441\u0441 \u043d\u0430\u0434\u043e\u043b\u0433\u043e. \u0415\u0441\u043b\u0438 \u0440\u0435\u0433\u0443\u043b\u044f\u0440\u043a\u0430 \u0441\u0442\u043e\u0438\u0442 \u0432 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u0432\u0432\u043e\u0434\u0430, \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0443 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043f\u0440\u0438\u0441\u043b\u0430\u0442\u044c \u043f\u043e\u0434\u043e\u0431\u043d\u0443\u044e \u0441\u0442\u0440\u043e\u043a\u0443 &#8212; \u044d\u0442\u043e <strong>ReDoS<\/strong>, \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438 \u0447\u0435\u0440\u0435\u0437 \u0440\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u043e\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0435. \u042d\u043a\u0432\u0438\u0432\u0430\u043b\u0435\u043d\u0442\u043d\u044b\u0439 \u0448\u0430\u0431\u043b\u043e\u043d <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">^a+$<\/code> \u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u0435 \u0432 100 000 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u043e\u0442\u0440\u0430\u0431\u043e\u0442\u0430\u043b \u0437\u0430 \u0434\u043e\u043b\u0438 \u043c\u0438\u043b\u043b\u0438\u0441\u0435\u043a\u0443\u043d\u0434\u044b.<\/p>\n<p>\u041a\u0430\u043a \u0437\u0430\u0449\u0438\u0449\u0430\u0442\u044c\u0441\u044f:<\/p>\n<ol>\n<li>\u0423\u0431\u0438\u0440\u0430\u0442\u044c \u043d\u0435\u043e\u0434\u043d\u043e\u0437\u043d\u0430\u0447\u043d\u043e\u0441\u0442\u044c: \u043d\u0435 \u0432\u043a\u043b\u0430\u0434\u044b\u0432\u0430\u0442\u044c \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433 \u0432 \u0434\u0440\u0443\u0433\u0430, \u043d\u0435 \u0434\u0435\u043b\u0430\u0442\u044c \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0430\u044e\u0442 \u0441 \u043e\u0434\u043d\u0438\u043c \u0438 \u0442\u0435\u043c \u0436\u0435 \u0442\u0435\u043a\u0441\u0442\u043e\u043c (<code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(a|a)*<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(\\w|\\d)+<\/code>).<\/li>\n<li>\u0421 Python 3.11 \u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re<\/code> \u0435\u0441\u0442\u044c \u0430\u0442\u043e\u043c\u0430\u0440\u043d\u044b\u0435 \u0433\u0440\u0443\u043f\u043f\u044b <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?&gt;...)<\/code> \u0438 \u043f\u0440\u0438\u0442\u044f\u0436\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">a++<\/code>: \u043e\u043d\u0438 \u0437\u0430\u043f\u0440\u0435\u0449\u0430\u044e\u0442 \u0432\u043e\u0437\u0432\u0440\u0430\u0442 \u0432\u043d\u0443\u0442\u0440\u044c. <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.match(r\"^(a++)+$\", \"a\" * 30 + \"!\")<\/code> \u0441\u0440\u0430\u0437\u0443 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">None<\/code>.<\/li>\n<li>\u041e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0432\u0430\u0442\u044c \u0434\u043b\u0438\u043d\u0443 \u0432\u0445\u043e\u0434\u0430 \u0434\u043e \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0448\u0430\u0431\u043b\u043e\u043d\u0430.<\/li>\n<li>\u0423 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re<\/code> \u043d\u0435\u0442 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430 \u0442\u0430\u0439\u043c-\u0430\u0443\u0442\u0430. \u0414\u043b\u044f \u043d\u0435\u0434\u043e\u0432\u0435\u0440\u0435\u043d\u043d\u044b\u0445 \u0448\u0430\u0431\u043b\u043e\u043d\u043e\u0432 \u0438\u043b\u0438 \u0432\u0445\u043e\u0434\u0430 \u043d\u0443\u0436\u043d\u044b \u0434\u0440\u0443\u0433\u0438\u0435 \u0434\u0432\u0438\u0436\u043a\u0438 \u0438\u043b\u0438 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044f: \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0432 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0435 \u0441 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435\u043c \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043b\u0438\u0431\u043e \u0434\u0432\u0438\u0436\u043e\u043a \u0431\u0435\u0437 \u0432\u043e\u0437\u0432\u0440\u0430\u0442\u043e\u0432, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 RE2 \u0441 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0435\u0439 \u043b\u0438\u043d\u0435\u0439\u043d\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 (\u0431\u0435\u0437 \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0445 \u0441\u0441\u044b\u043b\u043e\u043a \u0438 lookaround).<\/li>\n<li>\u041d\u0438\u043a\u043e\u0433\u0434\u0430 \u043d\u0435 \u043f\u043e\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0442\u044c \u0432\u0432\u043e\u0434 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0432 \u0448\u0430\u0431\u043b\u043e\u043d \u043a\u0430\u043a \u0435\u0441\u0442\u044c: \u0441\u043d\u0430\u0447\u0430\u043b\u0430 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.escape(user_text)<\/code>.<\/li>\n<\/ol>\n<p>\u042d\u0442\u0438 \u043c\u0435\u0440\u044b \u0441\u043d\u0438\u0436\u0430\u044e\u0442 \u0440\u0438\u0441\u043a, \u043d\u043e \u043d\u0435 \u0434\u0435\u043b\u0430\u044e\u0442 \u043b\u044e\u0431\u043e\u0439 \u0448\u0430\u0431\u043b\u043e\u043d \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u044b\u043c: \u0441\u043b\u043e\u0436\u043d\u044b\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u043d\u0430 \u043a\u0440\u0438\u0442\u0438\u0447\u043d\u043e\u043c \u043f\u0443\u0442\u0438 \u0441\u0442\u043e\u0438\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c \u043d\u0430 \u0445\u0443\u0434\u0448\u0438\u0439 \u0432\u0445\u043e\u0434.<\/p>\n<h2 id=\"s10\">\u0415\u0441\u043b\u0438 \u043d\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u043e\u0441\u044c: \u0441\u0438\u043c\u043f\u0442\u043e\u043c\u044b \u0438 \u043f\u0440\u0438\u0447\u0438\u043d\u044b<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0421\u0438\u043c\u043f\u0442\u043e\u043c<\/th>\n<th>\u0427\u0430\u0441\u0442\u0430\u044f \u043f\u0440\u0438\u0447\u0438\u043d\u0430<\/th>\n<th>\u0427\u0442\u043e \u0441\u0434\u0435\u043b\u0430\u0442\u044c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">match<\/code> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">None<\/code>, \u0445\u043e\u0442\u044f \u0442\u0435\u043a\u0441\u0442 \u0435\u0441\u0442\u044c<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">match<\/code> \u0441\u043c\u043e\u0442\u0440\u0438\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u0430\u0447\u0430\u043b\u043e<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">search<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0448\u0430\u0431\u043b\u043e\u043d \u0441 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\b<\/code> \u043d\u0438\u0447\u0435\u0433\u043e \u043d\u0435 \u043d\u0430\u0445\u043e\u0434\u0438\u0442<\/td>\n<td>\u0441\u0442\u0440\u043e\u043a\u0430 \u0431\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">r<\/code><\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">r\"...\"<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0437\u0430\u0445\u0432\u0430\u0447\u0435\u043d\u043e \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u043c\u043d\u043e\u0433\u043e<\/td>\n<td>\u0436\u0430\u0434\u043d\u044b\u0439 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">*?<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">+?<\/code> \u0438\u043b\u0438 \u043a\u043b\u0430\u0441\u0441 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">[^...]<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u044f \u043f\u0440\u043e\u043f\u0443\u0441\u043a\u0430\u0435\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\"123\\n\"<\/code><\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">$<\/code> \u043f\u0435\u0440\u0435\u0434 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\n<\/code><\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">fullmatch<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\Z<\/code><\/td>\n<\/tr>\n<tr>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">findall<\/code> \u0432\u0435\u0440\u043d\u0443\u043b \u043d\u0435 \u0432\u0441\u0435 \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435<\/td>\n<td>\u0432 \u0448\u0430\u0431\u043b\u043e\u043d\u0435 \u0435\u0441\u0442\u044c \u0433\u0440\u0443\u043f\u043f\u0430<\/td>\n<td><code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(?:...)<\/code> \u0438\u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">finditer<\/code><\/td>\n<\/tr>\n<tr>\n<td>\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0430 \u0437\u0430\u0432\u0438\u0441\u043b\u0430 \u043d\u0430 \u043e\u0434\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0435<\/td>\n<td>\u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0431\u044d\u043a\u0442\u0440\u0435\u043a\u0438\u043d\u0433<\/td>\n<td>\u043f\u0435\u0440\u0435\u043f\u0438\u0441\u0430\u0442\u044c \u0448\u0430\u0431\u043b\u043e\u043d, \u043b\u0438\u043c\u0438\u0442 \u0434\u043b\u0438\u043d\u044b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"s11\">\u0412\u044b\u0432\u043e\u0434\u044b<\/h2>\n<ul>\n<li>\u0420\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u043e\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0435 &#8212; \u0448\u0430\u0431\u043b\u043e\u043d, \u0441\u043e\u0432\u043f\u0430\u0434\u0435\u043d\u0438\u0435 &#8212; \u043d\u0430\u0439\u0434\u0435\u043d\u043d\u044b\u0439 \u0443\u0447\u0430\u0441\u0442\u043e\u043a \u0442\u0435\u043a\u0441\u0442\u0430, \u0433\u0440\u0443\u043f\u043f\u0430 &#8212; \u0447\u0430\u0441\u0442\u044c \u0448\u0430\u0431\u043b\u043e\u043d\u0430, \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u0434\u0432\u0438\u0436\u043e\u043a \u0437\u0430\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e.<\/li>\n<li>\u041a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0436\u0430\u0434\u043d\u044b\u0435; <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">?<\/code> \u043f\u043e\u0441\u043b\u0435 \u043d\u0438\u0445 \u0434\u0435\u043b\u0430\u0435\u0442 \u0438\u0445 \u043b\u0435\u043d\u0438\u0432\u044b\u043c\u0438.<\/li>\n<li>\u0412 Python \u0448\u0430\u0431\u043b\u043e\u043d\u044b \u043f\u0438\u0448\u0443\u0442 raw-\u0441\u0442\u0440\u043e\u043a\u0430\u043c\u0438, \u0434\u043b\u044f \u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.fullmatch<\/code>, \u0430 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\d<\/code> \u0431\u0435\u0437 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.ASCII<\/code> \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u0442 \u043b\u044e\u0431\u044b\u0435 \u0446\u0438\u0444\u0440\u044b Unicode.<\/li>\n<li>\u0414\u0438\u0430\u043b\u0435\u043a\u0442\u044b \u0440\u0430\u0437\u043b\u0438\u0447\u0430\u044e\u0442\u0441\u044f \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u043e\u043c \u0433\u0440\u0443\u043f\u043f, lookbehind \u0438 \u0444\u043b\u0430\u0433\u043e\u0432 &#8212; \u0448\u0430\u0431\u043b\u043e\u043d \u043d\u0443\u0436\u043d\u043e \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c \u0432 \u0442\u043e\u0439 \u0441\u0440\u0435\u0434\u0435, \u0433\u0434\u0435 \u043e\u043d \u0431\u0443\u0434\u0435\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c.<\/li>\n<li>\u0412\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0435 \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0432\u0440\u043e\u0434\u0435 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">(a+)+<\/code> \u043e\u0442\u043a\u0440\u044b\u0432\u0430\u044e\u0442 ReDoS; \u0437\u0430\u0449\u0438\u0442\u0430 &#8212; \u043f\u0435\u0440\u0435\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u0439 \u0448\u0430\u0431\u043b\u043e\u043d, \u0430\u0442\u043e\u043c\u0430\u0440\u043d\u044b\u0435 \u0433\u0440\u0443\u043f\u043f\u044b, \u043b\u0438\u043c\u0438\u0442 \u0434\u043b\u0438\u043d\u044b \u0438 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044f.<\/li>\n<\/ul>\n<h2 id=\"s12\">\u0413\u0434\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \/ \u0441\u0432\u044f\u0437\u044c \u0441 \u043f\u0440\u0430\u043a\u0442\u0438\u043a\u043e\u0439<\/h2>\n<div class=\"oj-cta\" style=\"background:#fbf4e4;border-left:4px solid #c9962b;border-radius:8px;padding:16px 20px;margin:24px 0\">\n<p style=\"margin:0 0 8px\"><strong>\u041e\u0441\u0432\u043e\u0439\u0442\u0435 \u0442\u0435\u043c\u0443 \u043d\u0430 \u043f\u0440\u0430\u043a\u0442\u0438\u043a\u0435<\/strong><\/p>\n<p>\u0420\u0435\u0433\u0443\u043b\u044f\u0440\u043a\u0438 \u043d\u0443\u0436\u043d\u044b \u043a\u0430\u0436\u0434\u044b\u0439 \u0434\u0435\u043d\u044c: \u0440\u0430\u0437\u0431\u043e\u0440 \u043b\u043e\u0433\u043e\u0432, \u043e\u0447\u0438\u0441\u0442\u043a\u0430 \u0432\u044b\u0433\u0440\u0443\u0437\u043e\u043a, \u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u044f \u0444\u043e\u0440\u043c, \u043f\u043e\u0438\u0441\u043a \u043f\u043e \u043a\u043e\u0434\u0443, \u043f\u0440\u0430\u0432\u0438\u043b\u0430 \u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">grep<\/code>, <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">sed<\/code> \u0438 IDE. \u0412 Python \u043e\u043d\u0438 \u0438\u0434\u0443\u0442 \u0440\u044f\u0434\u043e\u043c \u0441\u043e \u0441\u0442\u0440\u043e\u043a\u0430\u043c\u0438, \u0444\u0430\u0439\u043b\u0430\u043c\u0438 \u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u043e\u0448\u0438\u0431\u043e\u043a &#8212; \u0431\u0430\u0437\u043e\u0439, \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u044e\u0442 \u043d\u0430 <a href=\"https:\/\/otus.ru\/lessons\/python-basic\/?int_article=regulyarnye-vyrazheniya&amp;int_place=article&amp;int_variant=v1\">\u043a\u0443\u0440\u0441\u0435 \u043f\u043e \u0431\u0430\u0437\u043e\u0432\u043e\u043c\u0443 Python<\/a>. \u041e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0440\u0438\u0435\u043c\u044b \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0442\u0435\u043a\u0441\u0442\u043e\u043c \u0438 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u0443\u0434\u043e\u0431\u043d\u043e \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043d\u0430 <a href=\"https:\/\/otus.ru\/events\/?int_article=regulyarnye-vyrazheniya&amp;int_place=article&amp;int_variant=v1\">\u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0445 \u0443\u0440\u043e\u043a\u0430\u0445 Otus<\/a>.<\/p>\n<\/div>\n<h2 id=\"s13\">FAQ<\/h2>\n<p><strong>\u041c\u043e\u0436\u043d\u043e \u043b\u0438 \u0440\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u044b\u043c \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0435\u043c \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c email?<\/strong><br \/>\n\u0424\u043e\u0440\u043c\u0430\u0442 \u0430\u0434\u0440\u0435\u0441\u0430 \u043f\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0443 \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u0441\u043b\u043e\u0436\u0435\u043d \u0434\u043b\u044f \u043a\u043e\u0440\u043e\u0442\u043a\u043e\u0433\u043e \u0448\u0430\u0431\u043b\u043e\u043d\u0430. \u041f\u0440\u0430\u043a\u0442\u0438\u0447\u043d\u0435\u0435 \u043f\u0440\u043e\u0441\u0442\u0430\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0432\u0438\u0434\u0430 \u00ab\u0435\u0441\u0442\u044c <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">@<\/code> \u0438 \u0442\u043e\u0447\u043a\u0430 \u0432 \u0434\u043e\u043c\u0435\u043d\u0435\u00bb \u043f\u043b\u044e\u0441 \u043f\u0438\u0441\u044c\u043c\u043e \u0441 \u043f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0438\u0435\u043c.<\/p>\n<p><strong>\u0427\u0435\u043c \u043c\u043e\u0434\u0443\u043b\u044c regex \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043e\u0442 \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u043e\u0433\u043e re?<\/strong><br \/>\n\u042d\u0442\u043e \u0441\u0442\u043e\u0440\u043e\u043d\u043d\u044f\u044f \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u0441 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u044b\u043c \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u043e\u043c, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 \u043a\u043b\u0430\u0441\u0441\u0430\u043c\u0438 Unicode-\u0441\u0432\u043e\u0439\u0441\u0442\u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">\\p{...}<\/code> \u0438 \u0442\u0430\u0439\u043c-\u0430\u0443\u0442\u043e\u043c. \u0412\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u043e\u0433\u043e <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re<\/code> \u0445\u0432\u0430\u0442\u0430\u0435\u0442 \u0434\u043b\u044f \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u0430 \u0437\u0430\u0434\u0430\u0447.<\/p>\n<p><strong>\u0411\u044b\u0441\u0442\u0440\u0435\u0435 \u043b\u0438 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.compile<\/code>, \u0447\u0435\u043c \u0432\u044b\u0437\u043e\u0432 <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">re.search<\/code> \u0441 \u0448\u0430\u0431\u043b\u043e\u043d\u043e\u043c-\u0441\u0442\u0440\u043e\u043a\u043e\u0439?<\/strong><br \/>\n\u041c\u043e\u0434\u0443\u043b\u044c \u043a\u044d\u0448\u0438\u0440\u0443\u0435\u0442 \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0448\u0430\u0431\u043b\u043e\u043d\u044b, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 \u0440\u0430\u0437\u043d\u0438\u0446\u0430 \u043e\u0431\u044b\u0447\u043d\u043e \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u0430\u044f. <code style=\"background:#eef0f3;color:#24292f;border-radius:4px;padding:1px 5px;font-size:0.92em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace\">compile<\/code> \u043f\u043e\u043b\u0435\u0437\u0435\u043d \u0432 \u043f\u0435\u0440\u0432\u0443\u044e \u043e\u0447\u0435\u0440\u0435\u0434\u044c \u0434\u043b\u044f \u0447\u0438\u0442\u0430\u0435\u043c\u043e\u0441\u0442\u0438 \u0438 \u043f\u043e\u0432\u0442\u043e\u0440\u043d\u043e\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043e\u0431\u044a\u0435\u043a\u0442\u0430.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0420\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u043e\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0435 (regex, regexp) &#8212; \u044d\u0442\u043e \u0448\u0430\u0431\u043b\u043e\u043d, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u043f\u0438\u0441\u044b\u0432\u0430\u0435\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0441\u0442\u0440\u043e\u043a: \u0434\u0432\u0438\u0436\u043e\u043a \u0441\u0432\u0435\u0440\u044f\u0435\u0442 \u0448\u0430\u0431\u043b\u043e\u043d \u0441 \u0442\u0435\u043a\u0441\u0442\u043e\u043c \u0438 \u043d\u0430\u0445\u043e\u0434\u0438\u0442 \u043f\u043e\u0434\u0445\u043e\u0434\u044f\u0449\u0438\u0435 \u0443\u0447\u0430\u0441\u0442\u043a\u0438. \u0421 \u0435\u0433\u043e \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0438\u0449\u0443\u0442, \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u044e\u0442, \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u044e\u0442 \u0438 \u0437\u0430\u043c\u0435\u043d\u044f\u044e\u0442 \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442\u044b \u0442\u0435\u043a\u0441\u0442\u0430: \u0434\u0430\u0442\u044b \u0432 \u043b\u043e\u0433\u0435, \u043d\u043e\u043c\u0435\u0440\u0430 \u0432 \u0437\u0430\u044f\u0432\u043a\u0435, \u043b\u0438\u0448\u043d\u0438\u0435 \u043f\u0440\u043e\u0431\u0435\u043b\u044b \u0432 \u0432\u044b\u0433\u0440\u0443\u0437\u043a\u0435. \u0421\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u0435 \u0427\u0435\u0442\u044b\u0440\u0435 \u0442\u0435\u0440\u043c\u0438\u043d\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0443\u0442\u0430\u044e\u0442 \u041f\u0435\u0440\u0432\u044b\u0439 \u043f\u0440\u0438\u043c\u0435\u0440 \u0446\u0435\u043b\u0438\u043a\u043e\u043c: \u043e\u0448\u0438\u0431\u043a\u0438 \u0438\u0437 \u043b\u043e\u0433\u0430 \u0421\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441: \u0438\u0437 \u0447\u0435\u0433\u043e \u0441\u043e\u0431\u0438\u0440\u0430\u0435\u0442\u0441\u044f [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":6593,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[65],"class_list":["post-6586","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-polza","tag-programmirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0427\u0442\u043e \u0442\u0430\u043a\u043e\u0435 \u0440\u0435\u0433\u0443\u043b\u044f\u0440\u043d\u044b\u0435 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u044f: \u043a\u043b\u0430\u0441\u0441\u044b \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432, \u043a\u0432\u0430\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b, \u0436\u0430\u0434\u043d\u043e\u0441\u0442\u044c, \u044f\u043a\u043e\u0440\u044f, \u0433\u0440\u0443\u043f\u043f\u044b, lookahead, \u043f\u0440\u0438\u043c\u0435\u0440\u044b \u043d\u0430 Python re \u0438 \u0437\u0430\u0449\u0438\u0442\u0430 \u043e\u0442 ReDoS.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"A. Pavlenko\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/otus.ru\/journal\/regulyarnye-vyrazheniya\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#article\",\"name\":\"\\u0420\\u0435\\u0433\\u0443\\u043b\\u044f\\u0440\\u043d\\u044b\\u0435 \\u0432\\u044b\\u0440\\u0430\\u0436\\u0435\\u043d\\u0438\\u044f: \\u0441\\u0438\\u043d\\u0442\\u0430\\u043a\\u0441\\u0438\\u0441 \\u0438 \\u043f\\u0440\\u0438\\u043c\\u0435\\u0440\\u044b \\u043d\\u0430 Python | Otus\",\"headline\":\"\\u0420\\u0435\\u0433\\u0443\\u043b\\u044f\\u0440\\u043d\\u044b\\u0435 \\u0432\\u044b\\u0440\\u0430\\u0436\\u0435\\u043d\\u0438\\u044f: \\u0447\\u0442\\u043e \\u044d\\u0442\\u043e, \\u0441\\u0438\\u043d\\u0442\\u0430\\u043a\\u0441\\u0438\\u0441 \\u0438 \\u043f\\u0440\\u0438\\u043c\\u0435\\u0440\\u044b \\u043d\\u0430 Python\",\"author\":{\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/author\\\/a-pavlenko\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/otus.ru\\\/journal\\\/wp-content\\\/uploads\\\/2023\\\/06\\\/oj-1080x72056-1.jpg\",\"width\":2245,\"height\":1587},\"datePublished\":\"2026-09-24T09:00:00+00:00\",\"dateModified\":\"2026-09-25T15:26:53+00:00\",\"inLanguage\":\"ru-RU\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#webpage\"},\"articleSection\":\"\\u041f\\u043e\\u043b\\u0435\\u0437\\u043d\\u043e\\u0435, \\u043f\\u0440\\u043e\\u0433\\u0440\\u0430\\u043c\\u043c\\u0438\\u0440\\u043e\\u0432\\u0430\\u043d\\u0438\\u0435\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/otus.ru\\\/journal\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/category\\\/polza\\\/#listItem\",\"name\":\"\\u041f\\u043e\\u043b\\u0435\\u0437\\u043d\\u043e\\u0435\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/category\\\/polza\\\/#listItem\",\"position\":2,\"name\":\"\\u041f\\u043e\\u043b\\u0435\\u0437\\u043d\\u043e\\u0435\",\"item\":\"https:\\\/\\\/otus.ru\\\/journal\\\/category\\\/polza\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#listItem\",\"name\":\"\\u0420\\u0435\\u0433\\u0443\\u043b\\u044f\\u0440\\u043d\\u044b\\u0435 \\u0432\\u044b\\u0440\\u0430\\u0436\\u0435\\u043d\\u0438\\u044f: \\u0447\\u0442\\u043e \\u044d\\u0442\\u043e, \\u0441\\u0438\\u043d\\u0442\\u0430\\u043a\\u0441\\u0438\\u0441 \\u0438 \\u043f\\u0440\\u0438\\u043c\\u0435\\u0440\\u044b \\u043d\\u0430 Python\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#listItem\",\"position\":3,\"name\":\"\\u0420\\u0435\\u0433\\u0443\\u043b\\u044f\\u0440\\u043d\\u044b\\u0435 \\u0432\\u044b\\u0440\\u0430\\u0436\\u0435\\u043d\\u0438\\u044f: \\u0447\\u0442\\u043e \\u044d\\u0442\\u043e, \\u0441\\u0438\\u043d\\u0442\\u0430\\u043a\\u0441\\u0438\\u0441 \\u0438 \\u043f\\u0440\\u0438\\u043c\\u0435\\u0440\\u044b \\u043d\\u0430 Python\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/category\\\/polza\\\/#listItem\",\"name\":\"\\u041f\\u043e\\u043b\\u0435\\u0437\\u043d\\u043e\\u0435\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/#organization\",\"name\":\"\\u041e\\u0442\\u0443\\u0441 \\u043e\\u043d\\u043b\\u0430\\u0439\\u043d-\\u043e\\u0431\\u0440\\u0430\\u0437\\u043e\\u0432\\u0430\\u043d\\u0438\\u0435\",\"description\":\"\\u0411\\u043b\\u043e\\u0433 \\u043f\\u0440\\u043e IT\",\"url\":\"https:\\\/\\\/otus.ru\\\/journal\\\/\",\"telephone\":\"+74999389202\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/otus.ru\\\/journal\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/OTUS-journal-logo-180x180-1.png\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#organizationLogo\",\"width\":180,\"height\":180},\"image\":{\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/regulyarnye-vyrazheniya\\\/#organizationLogo\"},\"sameAs\":[\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCetgtvy93o3i3CvyGXKFU3g\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/otus.ru\\\/journal\\\/author\\\/a-pavlenko\\\/#author\",\"url\":\"https:\\\/\\\/otus.ru\\\/journal\\\/author\\\/a-pavlenko\\\/\",\"name\":\"A. 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