{"id":13499,"date":"2024-01-02T04:28:08","date_gmt":"2024-01-02T00:58:08","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/"},"modified":"2024-01-02T04:28:08","modified_gmt":"2024-01-02T00:58:08","slug":"%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/","title":{"rendered":"\u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0627\u06cc\u062a\u0648\u0646"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d8%b1%d8%b4%d8%aa%d9%87_%d9%87%d8%a7_%d8%b1%d8%a7_%d8%a8%d8%a7_%d8%b9%d9%85%d9%84%da%af%d8%b1%d9%87%d8%a7%db%8c_%d9%88_%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%da%a9%d9%86%db%8c%d8%af\" >\u0631\u0634\u062a\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0627 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc == \u0648 != \u0645\u0642\u0627\u06cc\u0633\u0647 \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d8%a7%db%8c%d9%86_%d9%88_is_%d8%a7%d9%be%d8%b1%d8%a7%d8%aa%d9%88%d8%b1%d9%87%d8%a7\" >\u0627\u06cc\u0646 == \u0648 is \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d8%a7%d9%be%d8%b1%d8%a7%d8%aa%d9%88%d8%b1%d9%87%d8%a7%db%8c_%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%d8%a8%db%8c%d8%b4%d8%aa%d8%b1\" >\u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u06cc\u0634\u062a\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%d8%b1%d8%b4%d8%aa%d9%87%e2%80%8c%d9%87%d8%a7%db%8c_%d8%ba%db%8c%d8%b1_%d8%ad%d8%b3%d8%a7%d8%b3_%d8%a8%d9%87_%d8%ad%d8%b1%d9%88%d9%81_%d8%a8%d8%b2%d8%b1%da%af\" >\u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u063a\u06cc\u0631 \u062d\u0633\u0627\u0633 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%d8%b1%d8%b4%d8%aa%d9%87_%d9%87%d8%a7_%d8%a8%d8%a7_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d9%85%d9%86%d8%b8%d9%85_regex\" >\u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 (RegEx)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%da%86%d9%86%d8%af_%d8%ae%d8%b7%db%8c_%d9%88_%d9%81%d9%87%d8%b1%d8%b3%d8%aa%db%8c\" >\u0645\u0642\u0627\u06cc\u0633\u0647 \u0686\u0646\u062f \u062e\u0637\u06cc \u0648 \u0641\u0647\u0631\u0633\u062a\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d9%86%d8%aa%db%8c%d8%ac%d9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87-%d8%b1%d8%b4%d8%aa%d9%87-%d9%87%d8%a7-%d8%a8%d8%a7-%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d9%be%d8%a7%db%8c%d8%aa%d9%88%d9%86\/#%d8%b3%d9%be%d8%a7%d8%b3%da%af%d8%b2%d8%a7%d8%b1%db%8c%d9%87%d8%a7\" >\u0633\u067e\u0627\u0633\u06af\u0632\u0627\u0631\u06cc\u0647\u0627<\/a><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 5<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div><noscript><\/noscript><\/p>\n<p>\u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646\u060c \u0631\u0634\u062a\u0647 \u0647\u0627 \u062f\u0646\u0628\u0627\u0644\u0647 \u0627\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0648\u062b\u0631 \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0634\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u0647\u0631 \u0634\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>id()<\/code> \u0631\u0648\u0634\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0632\u06cc\u0631 \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f.  \u067e\u0627\u06cc\u062a\u0648\u0646 \u0633\u0639\u06cc \u0645\u06cc \u06a9\u0646\u062f \u0627\u0632 \u0627\u0634\u06cc\u0627\u06cc\u06cc \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u062f \u06a9\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0647\u0633\u062a\u0646\u062f\u060c \u06a9\u0647 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0627\u0639\u062b \u0645\u06cc \u0634\u0648\u062f \u0645\u0642\u0627\u06cc\u0633\u0647 \u0627\u0634\u06cc\u0627\u0621 \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0631\u06cc\u0639 \u0628\u0627\u0634\u062f:<\/p>\n<pre><code class=\"hljs\">$ python\nPython 3.9.0 (v3.9.0:9cf6752276, Oct  5 2020, 11:29:23) \n(Clang 6.0 (clang-600.0.57)) \u0631\u0648\u06cc darwin\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\n&gt;&gt;&gt; a = \"abc\"\n&gt;&gt;&gt; b = \"abc\"\n&gt;&gt;&gt; c = \"def\"\n&gt;&gt;&gt; print (id(a), id(b), id(c))\n(139949123041320, 139949123041320, 139949122390576)\n&gt;&gt;&gt; quit()\n<\/code><\/pre>\n<p>\u0628\u0647 \u0645\u0646\u0638\u0648\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627\u060c \u067e\u0627\u06cc\u062a\u0648\u0646 \u0686\u0646\u062f \u0639\u0645\u0644\u06af\u0631 \u0645\u062e\u062a\u0644\u0641 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f.  \u0627\u0628\u062a\u062f\u0627 \u062f\u0631 \u0627\u062f\u0627\u0645\u0647 \u0628\u0647 \u062a\u0648\u0636\u06cc\u062d \u0628\u06cc\u0634\u062a\u0631 \u0622\u0646\u0647\u0627 \u0645\u06cc \u067e\u0631\u062f\u0627\u0632\u06cc\u0645.  \u062f\u0648\u0645\u060c \u0645\u0627 \u0647\u0631 \u062f\u0648 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f <code>string<\/code> \u0648 <code>re<\/code> \u0645\u0627\u0698\u0648\u0644\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062d\u0627\u0648\u06cc \u0631\u0648\u0634\u200c\u0647\u0627\u06cc\u06cc \u0628\u0631\u0627\u06cc \u0631\u0633\u06cc\u062f\u06af\u06cc \u0628\u0647 \u062a\u0637\u0627\u0628\u0642\u200c\u0647\u0627\u06cc \u062d\u0633\u0627\u0633 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0648 \u0646\u0627\u062f\u0631\u0633\u062a \u0647\u0633\u062a\u0646\u062f.  \u0633\u0648\u0645\u060c \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u0628\u0644\u0647 \u0628\u0627 \u0631\u0634\u062a\u0647 \u0647\u0627\u06cc \u0686\u0646\u062f \u062e\u0637\u06cc <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/docs.python.org\/3\/library\/difflib.html\"><code>difflib<\/code>  \u0645\u062f\u0648\u0644<\/a> \u06a9\u0627\u0645\u0644\u0627 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a  \u062a\u0639\u062f\u0627\u062f\u06cc \u0645\u062b\u0627\u0644 \u0628\u0647 \u0634\u0645\u0627 \u062f\u0631 \u062f\u0631\u06a9 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646\u0647\u0627 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<h2 id=\"comparestringswiththetheandoperators\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%b4%d8%aa%d9%87_%d9%87%d8%a7_%d8%b1%d8%a7_%d8%a8%d8%a7_%d8%b9%d9%85%d9%84%da%af%d8%b1%d9%87%d8%a7%db%8c_%d9%88_%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%da%a9%d9%86%db%8c%d8%af\"><\/span>\u0631\u0634\u062a\u0647 \u0647\u0627 \u0631\u0627 \u0628\u0627 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc == \u0648 != \u0645\u0642\u0627\u06cc\u0633\u0647 \u06a9\u0646\u06cc\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u0645\u0644\u06af\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0627\u0648\u0644\u06cc\u0647 \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>==<\/code> \u0648 <code>!=<\/code>.  \u0622\u0646\u0647\u0627 \u062f\u0642\u06cc\u0642\u0627\u064b \u0628\u0647 \u0647\u0645\u0627\u0646 \u0631\u0648\u0634\u06cc \u06a9\u0647 \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0635\u062d\u06cc\u062d \u0648 \u0634\u0646\u0627\u0648\u0631 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f.  \u0627\u06cc\u0646 <code>==<\/code> \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f <code>True<\/code> \u0627\u06af\u0631 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0642\u06cc\u0642 \u0648\u062c\u0648\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f\u060c \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a <code>False<\/code> \u0628\u0627\u0632\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.  \u062f\u0631 \u0645\u0642\u0627\u0628\u0644\u060c <code>!=<\/code> \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f <code>True<\/code> \u0627\u06af\u0631 \u0645\u0637\u0627\u0628\u0642\u062a \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f \u0648 \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u062f <code>False<\/code>. <em>\u0644\u06cc\u0633\u062a 1<\/em> \u0627\u06cc\u0646 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<p>\u062f\u0631 \u06cc\u06a9 <code>for<\/code> \u062d\u0644\u0642\u0647\u060c \u0631\u0634\u062a\u0647 \u0627\u06cc \u062d\u0627\u0648\u06cc \u0646\u0627\u0645 \u0634\u0647\u0631 \u0633\u0648\u0626\u06cc\u0633 &#8220;\u0644\u0648\u0632\u0627\u0646&#8221; \u0628\u0627 \u0648\u0631\u0648\u062f\u06cc \u0644\u06cc\u0633\u062a\u06cc \u0627\u0632 \u0645\u06a9\u0627\u0646 \u0647\u0627\u06cc \u062f\u06cc\u06af\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0646\u062a\u06cc\u062c\u0647 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0686\u0627\u067e \u0645\u06cc \u0634\u0648\u062f. <code>stdout<\/code>.<\/p>\n<p>\u0644\u06cc\u0633\u062a 1:<\/p>\n<pre><code class=\"hljs\">\nlistOfPlaces = (<span class=\"hljs-string\">\"Berlin\"<\/span>, <span class=\"hljs-string\">\"Paris\"<\/span>, <span class=\"hljs-string\">\"Lausanne\"<\/span>)\ncurrentCity = <span class=\"hljs-string\">\"Lausanne\"<\/span>\n\n<span class=\"hljs-keyword\">for<\/span> place <span class=\"hljs-keyword\">in<\/span> listOfPlaces:\n    <span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">f\"comparing <span class=\"hljs-subst\">{place}<\/span> with <span class=\"hljs-subst\">{currentCity}<\/span>: %<span class=\"hljs-subst\">{place == currentCity}<\/span>\"<\/span>)\n<\/code><\/pre>\n<p>\u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u067e\u0627\u06cc\u062a\u0648\u0646 \u0627\u0632 \u0628\u0627\u0644\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> python3 comparing-strings.py<\/span>\ncomparing Berlin with Lausanne: False\ncomparing Paris with Lausanne: False\ncomparing Lausanne with Lausanne: True\n<\/code><\/pre>\n<h2 id=\"theandisoperators\"><span class=\"ez-toc-section\" id=\"%d8%a7%db%8c%d9%86_%d9%88_is_%d8%a7%d9%be%d8%b1%d8%a7%d8%aa%d9%88%d8%b1%d9%87%d8%a7\"><\/span>\u0627\u06cc\u0646 <code>==<\/code> \u0648 <code>is<\/code> \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u067e\u0627\u06cc\u062a\u0648\u0646 \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u0639\u0645\u0644\u06af\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0627\u0633\u062a <code>==<\/code> \u0648 <code>is<\/code>.  \u062f\u0631 \u0646\u06af\u0627\u0647 \u0627\u0648\u0644 \u0628\u0647 \u0646\u0638\u0631 \u0645\u06cc \u0631\u0633\u062f \u06a9\u0647 \u0622\u0646\u0647\u0627 \u06cc\u06a9\u0633\u0627\u0646 \u0647\u0633\u062a\u0646\u062f\u060c \u0627\u0645\u0627 \u062f\u0631 \u0648\u0627\u0642\u0639 \u0627\u06cc\u0646\u0637\u0648\u0631 \u0646\u06cc\u0633\u062a\u0646\u062f.<\/p>\n<blockquote>\n<p><code>==<\/code>  \u062f\u0648 \u0645\u062a\u063a\u06cc\u0631 \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc \u0627\u0631\u0632\u0634\u06cc \u06a9\u0647 \u0622\u0646\u0647\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u0646\u062f.  \u062f\u0631 \u0645\u0642\u0627\u0628\u0644\u060c <code>is<\/code> \u0627\u067e\u0631\u0627\u062a\u0648\u0631 \u062f\u0648 \u0645\u062a\u063a\u06cc\u0631 \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc \u0634\u0646\u0627\u0633\u0647 \u0634\u06cc \u062f\u0631 \u062d\u0627\u0641\u0638\u0647<\/p>\n<\/blockquote>\n<p>\u062c\u0627\u0646 (\u062f\u0648) \u0648 \u062c\u0627\u0646 (\u0645\u0648) \u0647\u0631 \u062f\u0648 \u062c\u0627\u0646 \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u0627\u06af\u0631 \u0628\u062a\u0648\u0627\u0646\u06cc\u0645 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0641\u0642\u0637 \u0628\u0647 \u0646\u0627\u0645\u0634\u0627\u0646 \u062a\u0642\u0644\u06cc\u0644 \u062f\u0647\u06cc\u0645\u060c \u0627\u0631\u0632\u0634 \u0622\u0646\u0647\u0627 \u0628\u0631\u0627\u0628\u0631 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0627\u0632 \u0646\u0638\u0631 \u06a9\u06cc\u0641\u06cc \u0647\u0646\u0648\u0632 \u062f\u0648 \u0646\u0641\u0631 \u0645\u062a\u0641\u0627\u0648\u062a \u0647\u0633\u062a\u0646\u062f.<\/p>\n<p>\u0645\u062b\u0627\u0644 \u0628\u0639\u062f\u06cc \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0633\u0647 \u0645\u062a\u063a\u06cc\u0631 \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0631\u0634\u062a\u0647.  \u062f\u0648 \u0645\u062a\u063a\u06cc\u0631 <code>a<\/code> \u0648 <code>b<\/code> \u0645\u0642\u062f\u0627\u0631 \u06cc\u06a9\u0633\u0627\u0646\u06cc \u062f\u0627\u0631\u0646\u062f \u0648 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0628\u0647 \u06cc\u06a9 \u0634\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u062a\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062d\u0627\u0641\u0638\u0647 \u0631\u0627 \u0628\u0647 \u062d\u062f\u0627\u0642\u0644 \u0628\u0631\u0633\u0627\u0646\u062f.<\/p>\n<p>\u0627\u06cc\u0646 \u0628\u0647 \u0637\u0648\u0631 \u067e\u06cc\u0634\u200c\u0641\u0631\u0636 \u0628\u0631\u0627\u06cc \u0627\u0646\u0648\u0627\u0639 \u0648 \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u0633\u0627\u062f\u0647 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0627\u0645\u0627 \u0628\u0631\u0627\u06cc \u0633\u0627\u06cc\u0631 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0646\u062c\u0627\u0645 \u0646\u0645\u06cc\u200c\u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>a = <span class=\"hljs-string\">'hello'<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>b = <span class=\"hljs-string\">'hello'<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>c = <span class=\"hljs-string\">'world'<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>a <span class=\"hljs-keyword\">is<\/span> b\n<span class=\"hljs-literal\">True<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>a <span class=\"hljs-keyword\">is<\/span> c\n<span class=\"hljs-literal\">False<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span><span class=\"hljs-built_in\">id<\/span>(a)\n<span class=\"hljs-number\">140666888153840<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span><span class=\"hljs-built_in\">id<\/span>(b)\n<span class=\"hljs-number\">140666888153840<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>\n<\/code><\/pre>\n<p>\u0628\u0647 \u0645\u062d\u0636 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u0642\u062f\u0627\u0631\u060c \u067e\u0627\u06cc\u062a\u0648\u0646 \u0634\u06cc \u0631\u0627 \u0645\u062c\u062f\u062f\u0627\u064b \u0646\u0645\u0648\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0645\u062a\u063a\u06cc\u0631 \u0631\u0627 \u0627\u062e\u062a\u0635\u0627\u0635 \u0645\u06cc\u200c\u062f\u0647\u062f.  \u062f\u0631 \u0642\u0637\u0639\u0647 \u06a9\u062f \u0628\u0639\u062f\u06cc <code>b<\/code> \u0645\u0642\u062f\u0627\u0631 2 \u0631\u0627 \u0645\u06cc \u06af\u06cc\u0631\u062f \u0648 \u0645\u062a\u0639\u0627\u0642\u0628\u0627\u064b <code>b<\/code> \u0648 <code>c<\/code> \u0631\u062c\u0648\u0639 \u0628\u0647 \u0647\u0645\u06cc\u0646 \u0645\u0641\u0639\u0648\u0644 \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">&gt;&gt;&gt; <\/span>b = <span class=\"hljs-string\">'world'<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span><span class=\"hljs-built_in\">id<\/span>(b)\n<span class=\"hljs-number\">140666888154416<\/span>\n<span class=\"hljs-meta\">&gt;&gt;&gt; <\/span><span class=\"hljs-built_in\">id<\/span>(c)\n<span class=\"hljs-number\">140666888154416<\/span>\n<\/code><\/pre>\n<h2 id=\"morecomparisonoperators\"><span class=\"ez-toc-section\" id=\"%d8%a7%d9%be%d8%b1%d8%a7%d8%aa%d9%88%d8%b1%d9%87%d8%a7%db%8c_%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%d8%a8%db%8c%d8%b4%d8%aa%d8%b1\"><\/span>\u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u06cc\u0634\u062a\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u062f\u0631 \u0645\u0648\u0631\u062f \u062a\u0631\u062a\u06cc\u0628 \u0648\u0627\u0698\u06af\u0627\u0646\u06cc \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>&lt;<\/code>\u060c <code>&gt;<\/code>\u060c <code>&lt;=<\/code>\u060c \u0648 <code>&gt;=<\/code>.  \u062e\u0648\u062f \u0645\u0642\u0627\u06cc\u0633\u0647 \u0634\u062e\u0635\u06cc\u062a \u0628\u0647 \u0634\u062e\u0635\u06cc\u062a \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u0634\u0648\u062f.  \u062a\u0631\u062a\u06cc\u0628 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f \u0631\u0648\u06cc \u062a\u0631\u062a\u06cc\u0628 \u062d\u0631\u0648\u0641 \u0627\u0644\u0641\u0628\u0627  \u0627\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f \u0631\u0648\u06cc \u062c\u062f\u0648\u0644 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u062f\u0631 \u062d\u0627\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0631\u0648\u06cc \u062f\u0633\u062a\u06af\u0627\u0647 \u0634\u0645\u0627 \u062f\u0631 \u062d\u06cc\u0646 \u0627\u062c\u0631\u0627\u06cc \u06a9\u062f \u067e\u0627\u06cc\u062a\u0648\u0646<\/p>\n<p>\u0628\u0647 \u062e\u0627\u0637\u0631 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u062a\u0631\u062a\u06cc\u0628 \u0628\u0647 \u062d\u0631\u0648\u0641 \u06a9\u0648\u0686\u06a9 \u0648 \u0628\u0632\u0631\u06af \u062d\u0633\u0627\u0633 \u0627\u0633\u062a.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u0628\u0631\u0627\u06cc \u0627\u0644\u0641\u0628\u0627\u06cc \u0644\u0627\u062a\u06cc\u0646\u060c &#8220;Bus&#8221; \u0642\u0628\u0644 \u0627\u0632 &#8220;bus&#8221; \u0642\u0631\u0627\u0631 \u0645\u06cc \u06af\u06cc\u0631\u062f. <em>\u0644\u06cc\u0633\u062a 2<\/em> \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0627\u06cc\u0646 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u062f\u0631 \u0639\u0645\u0644 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<p>\u0644\u06cc\u0633\u062a 2:<\/p>\n<pre><code class=\"hljs\">\nlistOfPlaces = (<span class=\"hljs-string\">\"Berlin\"<\/span>, <span class=\"hljs-string\">\"Paris\"<\/span>, <span class=\"hljs-string\">\"Lausanne\"<\/span>)\ncurrentCity = <span class=\"hljs-string\">\"Lausanne\"<\/span>\n\n<span class=\"hljs-keyword\">for<\/span> place <span class=\"hljs-keyword\">in<\/span> listOfPlaces:\n    <span class=\"hljs-keyword\">if<\/span> place &lt; currentCity:\n            <span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">f\"<span class=\"hljs-subst\">{place}<\/span> comes before <span class=\"hljs-subst\">{currentCity}<\/span>\"<\/span>)\n    <span class=\"hljs-keyword\">elif<\/span> place &gt; currentCity:\n            <span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">f\"<span class=\"hljs-subst\">{place}<\/span> comes after <span class=\"hljs-subst\">{currentCity}<\/span>\"<\/span>)\n    <span class=\"hljs-keyword\">else<\/span>:\n            <span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">f\"<span class=\"hljs-subst\">{place}<\/span> is equal to <span class=\"hljs-subst\">{currentCity}<\/span>\"<\/span>)\n<\/code><\/pre>\n<p>\u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u067e\u0627\u06cc\u062a\u0648\u0646 \u0627\u0632 \u0628\u0627\u0644\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> python3 comparing-strings-order.py<\/span>\nBerlin comes before Lausanne\nParis comes after Lausanne\nLausanne is equal to Lausanne\n<\/code><\/pre>\n<h2 id=\"caseinsensitivestringcomparisons\"><span class=\"ez-toc-section\" id=\"%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%d8%b1%d8%b4%d8%aa%d9%87%e2%80%8c%d9%87%d8%a7%db%8c_%d8%ba%db%8c%d8%b1_%d8%ad%d8%b3%d8%a7%d8%b3_%d8%a8%d9%87_%d8%ad%d8%b1%d9%88%d9%81_%d8%a8%d8%b2%d8%b1%da%af\"><\/span>\u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u063a\u06cc\u0631 \u062d\u0633\u0627\u0633 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0645\u062b\u0627\u0644 \u0647\u0627\u06cc \u0642\u0628\u0644\u06cc \u0645\u062a\u0645\u0631\u06a9\u0632 \u0634\u062f \u0631\u0648\u06cc \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0642\u06cc\u0642 \u0628\u06cc\u0646 \u0631\u0634\u062a\u0647 \u0647\u0627  \u0628\u0631\u0627\u06cc \u0627\u062c\u0627\u0632\u0647 \u062f\u0627\u062f\u0646 \u0628\u0647 \u0645\u0642\u0627\u06cc\u0633\u0647\u200c\u0647\u0627\u06cc \u063a\u06cc\u0631\u062d\u0633\u0627\u0633 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af\u060c \u067e\u0627\u06cc\u062a\u0648\u0646 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u062e\u0627\u0635\u06cc \u0645\u0627\u0646\u0646\u062f <code>upper()<\/code> \u0648 <code>lower()<\/code>.  \u0647\u0631 \u062f\u0648\u06cc \u0622\u0646\u0647\u0627 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062a\u062f\u0647\u0627\u06cc \u0634\u06cc \u0631\u0634\u062a\u0647 \u0645\u0637\u0627\u0628\u0642 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0647\u0633\u062a\u0646\u062f.<\/p>\n<p><code>upper()<\/code>  \u06a9\u0644 \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u062f \u0648 <code>lower()<\/code> \u0628\u0647 \u062a\u0631\u062a\u06cc\u0628 \u0628\u0647 \u062d\u0631\u0648\u0641 \u06a9\u0648\u0686\u06a9.  \u0645\u0633\u062a\u0642\u0631 \u0631\u0648\u06cc <em>\u0644\u06cc\u0633\u062a 1<\/em> \u0644\u06cc\u0633\u062a \u0628\u0639\u062f\u06cc \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>lower()<\/code> \u0631\u0648\u0634.<\/p>\n<p>\u0644\u06cc\u0633\u062a 3:<\/p>\n<pre><code class=\"hljs\">\nlistOfPlaces = (<span class=\"hljs-string\">\"Berlin\"<\/span>, <span class=\"hljs-string\">\"Paris\"<\/span>, <span class=\"hljs-string\">\"Lausanne\"<\/span>)\ncurrentCity = <span class=\"hljs-string\">\"lausANne\"<\/span>\n\n<span class=\"hljs-keyword\">for<\/span> place <span class=\"hljs-keyword\">in<\/span> listOfPlaces:\n    <span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">f\"comparing <span class=\"hljs-subst\">{place}<\/span> with <span class=\"hljs-subst\">{place.lower() == currentCity.lower()}<\/span>: <span class=\"hljs-subst\">{currentCity}<\/span>\"<\/span>)\n<\/code><\/pre>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> python3 comparing-strings-case-insensitive.py<\/span>\ncomparing Berlin with lausANne: False\ncomparing Paris with lausANne: False\ncomparing Lausanne with lausANne: True\n<\/code><\/pre>\n<h2 id=\"comparestringsusingregularexpressionsregex\"><span class=\"ez-toc-section\" id=\"%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%d8%b1%d8%b4%d8%aa%d9%87_%d9%87%d8%a7_%d8%a8%d8%a7_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d9%85%d9%86%d8%b8%d9%85_regex\"><\/span>\u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 (RegEx)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 &#8211; \u06cc\u0627 \u0628\u0647 \u0627\u062e\u062a\u0635\u0627\u0631 &#8220;regex&#8221; &#8211; \u0627\u0644\u06af\u0648\u06cc \u062e\u0627\u0635\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645 \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 import \u0631\u0627 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/docs.python.org\/3\/library\/re.html\"><code>re<\/code>  \u0645\u062f\u0648\u0644<\/a> \u0627\u0648\u0644 \u0648 \u0628\u0639\u062f \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u062e\u0627\u0635 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f.  \u0628\u0627\u0632 \u0647\u0645 \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0645\u0628\u062a\u0646\u06cc \u0627\u0633\u062a \u0631\u0648\u06cc <em>\u0644\u06cc\u0633\u062a 1<\/em>.  \u0627\u0644\u06af\u0648\u06cc \u062c\u0633\u062a\u062c\u0648 \u0628\u0627 &#8220;bay&#8221; \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u062f \u0648 \u0628\u0627 \u062d\u0631\u0648\u0641 \u06a9\u0648\u0686\u06a9 \u06cc\u0627 \u0628\u0632\u0631\u06af \u0634\u0631\u0648\u0639 \u0645\u06cc \u0634\u0648\u062f.  \u062f\u0642\u06cc\u0642\u0627\u064b\u060c \u06a9\u062f \u067e\u0627\u06cc\u062a\u0648\u0646 \u0632\u06cc\u0631 \u062a\u0645\u0627\u0645 \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc\u06cc \u0631\u0627 \u06a9\u0647 \u0627\u0644\u06af\u0648\u06cc \u062c\u0633\u062a\u062c\u0648 \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0628\u062f\u0648\u0646 \u062a\u0648\u062c\u0647 \u0628\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a \u0631\u0634\u062a\u0647 &#8211; \u062f\u0631 \u0627\u0628\u062a\u062f\u0627\u060c \u06cc\u0627 \u062f\u0631 \u0648\u0633\u0637 \u06cc\u0627 \u062f\u0631 \u067e\u0627\u06cc\u0627\u0646\u060c \u067e\u06cc\u062f\u0627 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u0644\u06cc\u0633\u062a 4:<\/p>\n<pre><code class=\"hljs\">\n<span class=\"hljs-keyword\">import<\/span> re\n\n\nlistOfPlaces = (<span class=\"hljs-string\">\"Bayswater\"<\/span>, <span class=\"hljs-string\">\"Table Bay\"<\/span>, <span class=\"hljs-string\">\"Beijing\"<\/span>, <span class=\"hljs-string\">\"Bombay\"<\/span>)\n\n\npattern = re.<span class=\"hljs-built_in\">compile<\/span>(<span class=\"hljs-string\">\"(Bb)ay\"<\/span>)\n\n<span class=\"hljs-keyword\">for<\/span> place <span class=\"hljs-keyword\">in<\/span> listOfPlaces:\n    <span class=\"hljs-keyword\">if<\/span> pattern.search(place):\n        <span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">f\"<span class=\"hljs-subst\">{place}<\/span> matches the search pattern\"<\/span>)\n<\/code><\/pre>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0628\u0647 \u0634\u0631\u062d \u0632\u06cc\u0631 \u0627\u0633\u062a \u0648 \u0628\u0627 &#8220;Bayswater&#8221;\u060c &#8220;Table Bay&#8221; \u0648 &#8220;Bombay&#8221; \u0627\u0632 \u0644\u06cc\u0633\u062a \u0645\u06a9\u0627\u0646 \u0647\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> python3 comparing-strings-re.py<\/span>\nBayswater matches the search pattern\nTable Bay matches the search pattern\nBombay matches the search pattern\n<\/code><\/pre>\n<h2 id=\"multilineandlistcomparisons\"><span class=\"ez-toc-section\" id=\"%d9%85%d9%82%d8%a7%db%8c%d8%b3%d9%87_%da%86%d9%86%d8%af_%d8%ae%d8%b7%db%8c_%d9%88_%d9%81%d9%87%d8%b1%d8%b3%d8%aa%db%8c\"><\/span>\u0645\u0642\u0627\u06cc\u0633\u0647 \u0686\u0646\u062f \u062e\u0637\u06cc \u0648 \u0641\u0647\u0631\u0633\u062a\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062a\u0627 \u06a9\u0646\u0648\u0646 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0647\u0627\u06cc \u0645\u0627 \u0641\u0642\u0637 \u0628\u0648\u062f\u0647 \u0627\u0633\u062a \u0631\u0648\u06cc \u0686\u0646\u062f \u06a9\u0644\u0645\u0647.  \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>difflib<\/code> \u0645\u0627\u0698\u0648\u0644 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0631\u0627\u0647\u06cc \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627\u06cc \u0686\u0646\u062f \u062e\u0637\u06cc \u0648 \u06a9\u0644 \u0644\u06cc\u0633\u062a \u06a9\u0644\u0645\u0627\u062a \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f.  \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0627 \u062a\u0648\u062c\u0647 \u0628\u0647 \u0641\u0631\u0645\u062a \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u06a9\u0631\u062f.<\/p>\n<p>\u0645\u062b\u0627\u0644 \u0628\u0639\u062f\u06cc (<em>\u0644\u06cc\u0633\u062a 5<\/em>) \u062f\u0648 \u0631\u0634\u062a\u0647 \u0686\u0646\u062f \u062e\u0637\u06cc \u0631\u0627 \u062e\u0637 \u0628\u0647 \u062e\u0637 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u062d\u0630\u0641 \u0647\u0627 \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0627\u0636\u0627\u0641\u0627\u062a \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.  \u067e\u0633 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 <code>Differ<\/code> \u0634\u06cc \u062f\u0631 \u062e\u0637 12 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>compare()<\/code> \u0631\u0648\u0634 \u062f\u0631 \u062e\u0637 15. \u0646\u062a\u06cc\u062c\u0647 \u0686\u0627\u067e \u0634\u062f\u0647 \u0627\u0633\u062a \u0631\u0648\u06cc \u062e\u0631\u0648\u062c\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f:<\/p>\n<pre><code class=\"hljs\">\n<span class=\"hljs-keyword\">import<\/span> difflib\n \n\n\noriginal = (<span class=\"hljs-string\">\"About the IIS\"<\/span>, <span class=\"hljs-string\">\"\"<\/span>, <span class=\"hljs-string\">\"IIS 8.5 has several improvements related\"<\/span>, <span class=\"hljs-string\">\"to performance in large-scale scenarios, such\"<\/span>, <span class=\"hljs-string\">\"as those used by commercial hosting providers and Microsoft's\"<\/span>, <span class=\"hljs-string\">\"own cloud offerings.\"<\/span>)\n\n\nedited = (<span class=\"hljs-string\">\"About the IIS\"<\/span>, <span class=\"hljs-string\">\"\"<\/span>, <span class=\"hljs-string\">\"It has several improvements related\"<\/span>, <span class=\"hljs-string\">\"to performance in large-scale scenarios.\"<\/span>)\n\n\nd = difflib.Differ()\n \n\ndiff = d.compare(original, edited)\n \n\n<span class=\"hljs-built_in\">print<\/span> (<span class=\"hljs-string\">'\\n'<\/span>.join(diff))\n<\/code><\/pre>\n<p>\u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062e\u0631\u0648\u062c\u06cc \u0645\u0637\u0627\u0628\u0642 \u0634\u06a9\u0644 \u0632\u06cc\u0631 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u0634\u0648\u062f.  \u062e\u0637\u0648\u0637 \u0628\u0627 \u062d\u0630\u0641 \u0628\u0627 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f <code>-<\/code> \u0639\u0644\u0627\u0626\u0645 \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062e\u0637\u0648\u0637 \u0628\u0627 \u0627\u0636\u0627\u0641\u0627\u062a \u0628\u0627 a \u0634\u0631\u0648\u0639 \u0645\u06cc \u0634\u0648\u0646\u062f <code>+<\/code> \u0627\u0645\u0636\u0627 \u06a9\u0631\u062f\u0646.  \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u062e\u0637\u0648\u0637 \u062f\u0627\u0631\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0628\u0627 \u0639\u0644\u0627\u0645\u062a \u0633\u0648\u0627\u0644 \u0634\u0631\u0648\u0639 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a <code>^<\/code> \u062f\u0631 \u0645\u0648\u0642\u0639\u06cc\u062a \u0645\u0646\u0627\u0633\u0628 \u0639\u0644\u0627\u0645\u062a \u0645\u06cc \u062f\u0647\u062f.  \u062e\u0637\u0648\u0637 \u0628\u062f\u0648\u0646 \u0646\u0634\u0627\u0646\u06af\u0631 \u0647\u0645\u0686\u0646\u0627\u0646 \u06cc\u06a9\u0633\u0627\u0646 \u0647\u0633\u062a\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> python comparing-strings-difflib.py<\/span>\n  About the IIS\n  \n- IIS 8.5 has several improvements related\n?  ^^^^^^\n\n+ It has several improvements related\n?  ^\n\n- to performance in large-scale scenarios, such\n?                                        ^^^^^^\n\n+ to performance in large-scale scenarios.\n?                                        ^\n\n- as those used by commercial hosting providers and Microsoft's\n- own cloud offerings.\n<\/code><\/pre>\n<h2 id=\"conclusion\"><span class=\"ez-toc-section\" id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0631\u0648\u0634 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627 \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u06cc\u0627\u062f \u06af\u0631\u0641\u062a\u0647 \u0627\u06cc\u062f.  \u0645\u0627 \u0627\u0645\u06cc\u062f\u0648\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0627\u06cc\u0646 \u0645\u0631\u0648\u0631 \u06a9\u0644\u06cc \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u06a9\u0646\u062f \u062a\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0648\u062b\u0631 \u062f\u0631 \u0632\u0646\u062f\u06af\u06cc \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u0647 \u062e\u0648\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u06cc\u0632\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<h2 id=\"acknowledgements\"><span class=\"ez-toc-section\" id=\"%d8%b3%d9%be%d8%a7%d8%b3%da%af%d8%b2%d8%a7%d8%b1%db%8c%d9%87%d8%a7\"><\/span>\u0633\u067e\u0627\u0633\u06af\u0632\u0627\u0631\u06cc\u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0646\u0648\u06cc\u0633\u0646\u062f\u0647 \u0645\u0627\u06cc\u0644 \u0627\u0633\u062a \u0627\u0632 Mandy Neumeyer \u0628\u0631\u0627\u06cc \u062d\u0645\u0627\u06cc\u062a \u0627\u0648 \u062f\u0631 \u0647\u0646\u06af\u0627\u0645 \u062a\u0647\u06cc\u0647 \u0645\u0642\u0627\u0644\u0647 \u062a\u0634\u06a9\u0631 \u06a9\u0646\u062f.<\/p>\n<\/div>\n<p><script>\n                        !function(f,b,e,v,n,t,s)\n                        {if(f.fbq)return;n=f.fbq=function(){n.callMethod?\n                        n.callMethod.apply(n,arguments):n.queue.push(arguments)};\n                        if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';\n                        n.queue=();t=b.createElement(e);t.async=!0;\n                        t.src=v;s=b.getElementsByTagName(e)(0);\n                 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data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;13499&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;3&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;3\\\/5 (1 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647 \u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0627\u06cc\u062a\u0648\u0646&quot;,&quot;width&quot;:&quot;102.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 102.5px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            3\/5 (1 \u0631\u0627\u06cc)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 5<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646\u060c \u0631\u0634\u062a\u0647 \u0647\u0627 \u062f\u0646\u0628\u0627\u0644\u0647 \u0627\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0648\u062b\u0631 \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0634\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f. \u0647\u0631 \u0634\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 id() \u0631\u0648\u0634\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0632\u06cc\u0631 \u0645\u06cc \u0628\u06cc\u0646\u06cc\u062f. \u067e\u0627\u06cc\u062a\u0648\u0646 \u0633\u0639\u06cc \u0645\u06cc \u06a9\u0646\u062f \u0627\u0632 \u0627\u0634\u06cc\u0627\u06cc\u06cc \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u062f \u06a9\u0647 \u062f\u0627\u0631\u0627\u06cc \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0647\u0633\u062a\u0646\u062f\u060c \u06a9\u0647 \u0647\u0645\u0686\u0646\u06cc\u0646 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9398,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1743,620],"tags":[],"class_list":["post-13499","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","category-programming"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/13499","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=13499"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/13499\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9398"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=13499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=13499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=13499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}