{"id":12210,"date":"2023-12-30T21:38:10","date_gmt":"2023-12-30T18:08:10","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/"},"modified":"2023-12-30T21:38:10","modified_gmt":"2023-12-30T18:08:10","slug":"%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/","title":{"rendered":"\u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0627\u0631\u0622\u0645\u062f \u062f\u0627\u062f\u0647 \u0628\u0627 \u062a\u0627\u0628\u0639 Apply() \u062f\u0631 \u067e\u0627\u0646\u062f\u0627\u0647\u0627"},"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\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d9%85%d8%b9%d8%b1%d9%81%db%8c\" >\u0645\u0639\u0631\u0641\u06cc<\/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\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d9%86%d9%85%d8%a7%db%8c_%da%a9%d9%84%db%8c_%d8%aa%d8%a7%d8%a8%d8%b9_apply\" >\u0646\u0645\u0627\u06cc \u06a9\u0644\u06cc \u062a\u0627\u0628\u0639 Apply()<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_apply_%d8%b1%d9%88%db%8c_%db%8c%da%a9_%d8%b3%d8%b1%db%8c\" >\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Apply() \u0631\u0648\u06cc \u06cc\u06a9 \u0633\u0631\u06cc<\/a><\/li><\/ul><\/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\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d8%a7%d8%b9%d9%85%d8%a7%d9%84_%da%a9%d8%b1%d8%af%d9%86_apply_%d8%a8%d9%87_%db%8c%da%a9_dataframe\" >\u0627\u0639\u0645\u0627\u0644 \u06a9\u0631\u062f\u0646 apply() \u0628\u0647 \u06cc\u06a9 DataFrame<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d9%86%d9%88%d8%b9_%d8%a8%d8%a7%d8%b2%da%af%d8%b4%d8%aa_%d8%aa%d8%a7%d8%a8%d8%b9_apply_%d8%b1%d8%a7_%d8%aa%d8%b9%db%8c%db%8c%d9%86_%da%a9%d9%86%db%8c%d8%af\" >\u0646\u0648\u0639 \u0628\u0627\u0632\u06af\u0634\u062a \u062a\u0627\u0628\u0639 Apply() \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f<\/a><\/li><\/ul><\/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\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d9%85%d9%84%d8%a7%d8%ad%d8%b8%d8%a7%d8%aa_%d8%b9%d9%85%d9%84%da%a9%d8%b1%d8%af\" >\u0645\u0644\u0627\u062d\u0638\u0627\u062a \u0639\u0645\u0644\u06a9\u0631\u062f<\/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\/%d8%af%d8%b3%d8%aa%da%a9%d8%a7%d8%b1%db%8c-%da%a9%d8%a7%d8%b1%d8%a2%d9%85%d8%af-%d8%af%d8%a7%d8%af%d9%87-%d8%a8%d8%a7-%d8%aa%d8%a7%d8%a8%d8%b9-apply-%d8%af%d8%b1-%d9%be%d8%a7%d9%86%d8%af%d8%a7%d9%87\/#%d8%a7%d9%81%da%a9%d8%a7%d8%b1_%d9%86%d9%87%d8%a7%db%8c%db%8c\" >\u0627\u0641\u06a9\u0627\u0631 \u0646\u0647\u0627\u06cc\u06cc<\/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<h2 id=\"introduction\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%b9%d8%b1%d9%81%db%8c\"><\/span>\u0645\u0639\u0631\u0641\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u0627 <code>apply()<\/code> function \u06cc\u06a9 \u0627\u0628\u0632\u0627\u0631 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0628\u0631\u0627\u06cc \u062a\u062c\u0632\u06cc\u0647 \u0648 \u062a\u062d\u0644\u06cc\u0644 \u0648 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a.  \u0627\u06cc\u0646 \u0627\u0628\u0632\u0627\u0631 \u0627\u0631\u0632\u0634\u0645\u0646\u062f\u06cc \u0628\u0631\u0627\u06cc \u062c\u0639\u0628\u0647 \u0627\u0628\u0632\u0627\u0631 \u0647\u0631 \u062a\u062d\u0644\u06cc\u0644\u06af\u0631\u06cc \u0627\u0633\u062a\u060c \u0632\u06cc\u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0627 \u0633\u0627\u06cc\u0631 \u062a\u0648\u0627\u0628\u0639 \u067e\u0627\u0646\u062f\u0627\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u0633\u0641\u0627\u0631\u0634\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u062a\u0628\u062f\u06cc\u0644 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0627\u062f\u063a\u0627\u0645 \u0634\u0648\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647\u060c \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0647\u0631\u0645 \u0631\u0627 \u06cc\u0627\u062f \u062e\u0648\u0627\u0647\u06cc\u0645 \u06af\u0631\u0641\u062a <code>apply()<\/code> \u0639\u0645\u0644\u06a9\u0631\u062f \u062f\u0631 \u067e\u0627\u0646\u062f\u0627\u0647\u0627 \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0627\u0631\u0622\u0645\u062f \u0648 \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631 \u062f\u0627\u062f\u0647 \u0647\u0627.  \u0645\u0627 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc \u06a9\u062f \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f \u0648 \u0645\u0632\u0627\u06cc\u0627 \u0648 \u0645\u0639\u0627\u06cc\u0628 \u0627\u06cc\u0646 \u062a\u0627\u0628\u0639 \u0631\u0627 \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u062f\u0631\u06a9 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.<\/p>\n<h2 id=\"overviewoftheapplyfunction\"><span class=\"ez-toc-section\" id=\"%d9%86%d9%85%d8%a7%db%8c_%da%a9%d9%84%db%8c_%d8%aa%d8%a7%d8%a8%d8%b9_apply\"><\/span>\u0646\u0645\u0627\u06cc \u06a9\u0644\u06cc \u062a\u0627\u0628\u0639 Apply()<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u0627 <code>apply()<\/code> \u062a\u0627\u0628\u0639 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0637\u06cc\u0641 \u0648\u0633\u06cc\u0639\u06cc \u0627\u0632 \u062a\u0628\u062f\u06cc\u0644 \u0647\u0627 \u0631\u0627 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u06a9\u0646\u06cc\u062f \u0631\u0648\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0634\u0645\u0627  \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0627\u0628\u0639 \u062e\u0648\u062f \u0631\u0627 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0647\u0627\u06cc \u062e\u0627\u0635\u060c \u0645\u0627\u0646\u0646\u062f \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0631\u0634\u062a\u0647\u060c \u0639\u0645\u0644\u06cc\u0627\u062a \u067e\u06cc\u0686\u06cc\u062f\u0647\u060c \u06cc\u0627 \u0645\u062d\u0627\u0633\u0628\u0627\u062a \u0633\u0641\u0627\u0631\u0634\u06cc \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f.  \u067e\u0633 \u0627\u0632 \u062a\u0639\u0631\u06cc\u0641\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f <code>apply()<\/code> \u0627\u06cc\u0646\u0647\u0627 \u0631\u0627 \u062f\u0631 DataFrame \u062e\u0648\u062f \u0628\u062f\u0648\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06a9\u062f\u0646\u0648\u06cc\u0633\u06cc \u0645\u062c\u062f\u062f \u0647\u0631 \u0628\u0627\u0631 \u06a9\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646\u0647\u0627 \u062f\u0627\u0631\u06cc\u062f.  \u0628\u0647 \u0637\u0648\u0631 \u0645\u0634\u0627\u0628\u0647\u060c \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f a \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f <a href=\"https:\/\/docs.python.org\/3\/tutorial\/controlflow.html?highlight=lambda#lambda-expressions\" target=\"_blank\" rel=\"noopener noreferrer nofolow\">\u062a\u0627\u0628\u0639 \u0644\u0627\u0645\u0628\u062f\u0627<\/a>\u060c \u06a9\u0647 \u06cc\u06a9 \u0639\u0645\u0644\u06cc\u0627\u062a \u0646\u0627\u0634\u0646\u0627\u0633 \u0648 \u0633\u0631\u06cc\u0639 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0633\u062a \u0631\u0648\u06cc \u067e\u0631\u0648\u0627\u0632.  \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0622\u0646 \u0631\u0627 \u0645\u0646\u062a\u0642\u0644 \u06a9\u0646\u06cc\u062f <code>apply()<\/code> \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0641\u0648\u0631\u06cc \u0627\u0632 \u0622\u0646 \u0631\u0648\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0634\u0645\u0627  \u0631\u0627 <code>apply()<\/code> \u062a\u0627\u0628\u0639 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0627 \u062a\u0648\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u06a9\u0647 \u0628\u0627 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0627\u0632 \u0642\u0628\u0644 \u0628\u0633\u062a\u0647 \u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0627\u0646\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.  \u0633\u0631\u06cc Pandas \u0648 DataFrames \u0647\u0631 \u062f\u0648 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0633\u0627\u0632\u06af\u0627\u0631 \u0647\u0633\u062a\u0646\u062f <code>apply()<\/code>.<\/p>\n<h3 id=\"usingapplyonaseries\"><span class=\"ez-toc-section\" id=\"%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_apply_%d8%b1%d9%88%db%8c_%db%8c%da%a9_%d8%b3%d8%b1%db%8c\"><\/span>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Apply() \u0631\u0648\u06cc \u06cc\u06a9 \u0633\u0631\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0627 \u0648\u0627\u0631\u062f \u06a9\u0631\u062f\u0646 \u067e\u06a9\u06cc\u062c \u067e\u0627\u0646\u062f\u0627\u0647\u0627 \u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>Series()<\/code> \u06a9\u0644\u0627\u0633:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">import<\/span> pandas <span class=\"hljs-keyword\">as<\/span> pd\n\ncity_temps = pd.Series((<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">4<\/span>, <span class=\"hljs-number\">8<\/span>, <span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">14<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">32<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">11<\/span>, <span class=\"hljs-number\">2<\/span>))\n<\/code><\/pre>\n<p>\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0633\u0641\u0627\u0631\u0634\u06cc \u0628\u0631\u0627\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0627\u06cc\u0646 \u062f\u0645\u0627\u0647\u0627 \u0628\u0647 \u0645\u0642\u06cc\u0627\u0633 \u0641\u0627\u0631\u0646\u0647\u0627\u06cc\u062a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">celsius_to_fahrenheit<\/span>(<span class=\"hljs-params\">celsius<\/span>):<\/span>\n    fahrenheit = (celsius * <span class=\"hljs-number\">9<\/span>\/<span class=\"hljs-number\">5<\/span>) + <span class=\"hljs-number\">32<\/span>\n    <span class=\"hljs-keyword\">return<\/span> fahrenheit\n<\/code><\/pre>\n<p>\u062a\u0627\u0628\u0639 \u0628\u0627\u0644\u0627 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u062f\u0645\u0627\u06cc \u0639\u062f\u062f\u06cc \u0628\u0631 \u062d\u0633\u0628 \u0633\u0627\u0646\u062a\u06cc\u06af\u0631\u0627\u062f \u0645\u06cc \u06af\u06cc\u0631\u062f \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0641\u0627\u0631\u0646\u0647\u0627\u06cc\u062a \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u062f.  \u0627\u06a9\u0646\u0648\u0646\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0647\u0631 \u0639\u0646\u0635\u0631 \u0627\u0632 \u0633\u0631\u06cc \u062e\u0648\u062f \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">temp_fahrenheit = city_temps.apply(celsius_to_fahrenheit)\n<span class=\"hljs-built_in\">print<\/span>(temp_fahrenheit)\n<\/code><\/pre>\n<p>\u062e\u0631\u0648\u062c\u06cc \u06cc\u06a9 \u0633\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062d\u0627\u0648\u06cc \u0645\u0642\u0627\u062f\u06cc\u0631 \u062a\u0628\u062f\u06cc\u0644 \u0634\u062f\u0647 \u062f\u0645\u0627\u06cc \u0634\u0647\u0631 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\">0     33.8\n1     39.2\n2     46.4\n3     48.2\n4     57.2\n5     77.0\n6     87.8\n7     95.0\n8     89.6\n9     77.0\n10    51.8\n11    35.6\ndtype: float64\n<\/code><\/pre>\n<h2 id=\"applyingapplytoadataframe\"><span class=\"ez-toc-section\" id=\"%d8%a7%d8%b9%d9%85%d8%a7%d9%84_%da%a9%d8%b1%d8%af%d9%86_apply_%d8%a8%d9%87_%db%8c%da%a9_dataframe\"><\/span>\u0627\u0639\u0645\u0627\u0644 \u06a9\u0631\u062f\u0646 <code>apply()<\/code> \u0628\u0647 \u06cc\u06a9 DataFrame<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 <code>apply()<\/code> \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0641\u0632\u0648\u062f\u0646 \u06cc\u0627 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0633\u062a\u0648\u0646 \u0647\u0627 \u062f\u0631 Pandas DataFrames \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.  \u06cc\u06a9 DataFrame \u0628\u0627 \u0645\u06cc\u0627\u0646\u06af\u06cc\u0646 \u062f\u0645\u0627\u06cc \u0645\u0627\u0647\u0627\u0646\u0647 \u062f\u0631 \u0637\u0648\u0644 \u06cc\u06a9 \u0633\u0627\u0644 \u0628\u0631\u0627\u06cc \u062f\u0648 \u0634\u0647\u0631 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\">data = {<span class=\"hljs-string\">'City 1'<\/span>: (<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">4<\/span>, <span class=\"hljs-number\">8<\/span>, <span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">14<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">32<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">11<\/span>, <span class=\"hljs-number\">2<\/span>),\n        <span class=\"hljs-string\">'City 2'<\/span>: (<span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">23<\/span>, <span class=\"hljs-number\">30<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">40<\/span>, <span class=\"hljs-number\">45<\/span>, <span class=\"hljs-number\">39<\/span>, <span class=\"hljs-number\">30<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">15<\/span>, <span class=\"hljs-number\">10<\/span>)\n       }\n\ndf = pd.DataFrame(data)\n<span class=\"hljs-built_in\">print<\/span>(df)\n<\/code><\/pre>\n<p>DataFrame \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0638\u0627\u0647\u0631 \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\">    City 1  City 2\n0        1      19\n1        4      23\n2        8      30\n3        9      31\n4       14      35\n5       25      40\n6       31      45\n7       35      39\n8       32      30\n9       25      25\n10      11      15\n11       2      10\n<\/code><\/pre>\n<p>\u0645\u0627 \u0645\u06cc\u062a\u0648\u0627\u0646\u06cc\u0645 <code>apply()<\/code> \u0639\u0645\u0644\u06a9\u0631\u062f \u0645\u0627 \u0631\u0648\u06cc \u0631\u0627 <code>df<\/code> DataFrame \u0648 \u06cc\u06a9 \u0633\u062a\u0648\u0646 \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f <code>City 1 Fahrenheit<\/code>:<\/p>\n<pre><code class=\"hljs\">df(<span class=\"hljs-string\">'City 1 Fahrenheit'<\/span>) = df(<span class=\"hljs-string\">'City 1'<\/span>).apply(celsius_to_fahrenheit)\n\n\n<span class=\"hljs-built_in\">print<\/span>(df)\n<\/code><\/pre>\n<p>\u062a\u062d\u0648\u0644 \u0645\u0648\u0641\u0642\u06cc\u062a \u0622\u0645\u06cc\u0632 \u0628\u0648\u062f:<\/p>\n<pre><code class=\"hljs\">    City 1  City 2  City 1 Fahrenheit\n0        1      19               33.8\n1        4      23               39.2\n2        8      30               46.4\n3        9      31               48.2\n4       14      35               57.2\n5       25      40               77.0\n6       31      45               87.8\n7       35      39               95.0\n8       32      30               89.6\n9       25      25               77.0\n10      11      15               51.8\n11       2      10               35.6\n<\/code><\/pre>\n<p>\u0646\u06a9\u062a\u0647 \u0645\u0647\u0645 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>axis<\/code> \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u062f\u0631 <code>apply()<\/code> \u062a\u0627\u0628\u0639\u060c \u06a9\u0647 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u0645 \u06cc\u0627 \u062e\u06cc\u0631 \u0631\u0648\u06cc \u0633\u0637\u0631\u0647\u0627 \u06cc\u0627 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc DataFrame.  \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646 <code>axis=0<\/code> \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u0639\u0645\u0644\u06cc\u0627\u062a \u0631\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0633\u062a\u0648\u0646 \u0627\u0639\u0645\u0627\u0644 \u0645\u06cc \u06a9\u0646\u062f <code>axis=1<\/code> \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0631\u062f\u06cc\u0641 \u0627\u0639\u0645\u0627\u0644 \u0645\u06cc \u06a9\u0646\u062f.  \u062f\u0631 \u0645\u062b\u0627\u0644 \u0642\u0628\u0644\u06cc \u0645\u0627\u060c \u067e\u06cc\u0634 \u0641\u0631\u0636 <code>axis=0<\/code> \u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f \u06a9\u0647 \u0645\u0627 \u0628\u0647 \u0635\u0631\u0627\u062d\u062a \u0645\u0642\u062f\u0627\u0631\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u0622\u0646 \u0627\u0631\u0633\u0627\u0644 \u0646\u06a9\u0631\u062f\u06cc\u0645 <code>axis<\/code>.  \u0627\u06cc\u0646 \u062a\u0627\u0628\u0639 \u0645\u0627 \u0631\u0627 \u0628\u0647 \u0647\u0631 \u0633\u062a\u0648\u0646 \u0627\u0639\u0645\u0627\u0644 \u06a9\u0631\u062f \u0648 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0633\u0637\u0631 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f.<\/p>\n<p>\u0628\u0647 \u0635\u0631\u0627\u062d\u062a \u0628\u06af\u0630\u0631\u06cc\u0645 <code>axis=1<\/code> \u0628\u0647 <code>apply()<\/code> \u062a\u0627\u0628\u0639 \u0633\u0641\u0627\u0631\u0634\u06cc \u0645\u0627 \u0628\u0631\u0627\u06cc \u062a\u0645\u0627\u0645 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc DataFrame.  \u0628\u0627 \u0627\u0639\u0645\u0627\u0644 \u062a\u0628\u062f\u06cc\u0644 \u0628\u0647 \u0647\u0631 \u0633\u0637\u0631\u060c \u062f\u0648 \u0633\u062a\u0648\u0646 \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.<\/p>\n<pre><code class=\"hljs\">data = {<span class=\"hljs-string\">'City 1'<\/span>: (<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">4<\/span>, <span class=\"hljs-number\">8<\/span>, <span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">14<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">32<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">11<\/span>, <span class=\"hljs-number\">2<\/span>),\n        <span class=\"hljs-string\">'City 2'<\/span>: (<span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">23<\/span>, <span class=\"hljs-number\">30<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">40<\/span>, <span class=\"hljs-number\">45<\/span>, <span class=\"hljs-number\">39<\/span>, <span class=\"hljs-number\">30<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">15<\/span>, <span class=\"hljs-number\">10<\/span>)\n       }\n\ndf = pd.DataFrame(data)\n\ndf((<span class=\"hljs-string\">'City 1 Fahrenheit'<\/span>, <span class=\"hljs-string\">'City 2 Fahrenheit'<\/span>)) = df.apply(\n    <span class=\"hljs-keyword\">lambda<\/span> row: pd.Series(\n        (celsius_to_fahrenheit(row(<span class=\"hljs-string\">'City 1'<\/span>)),\n         celsius_to_fahrenheit(row(<span class=\"hljs-string\">'City 2'<\/span>)))),\n         axis=<span class=\"hljs-number\">1<\/span>\n)\n\n<span class=\"hljs-built_in\">print<\/span>(df)\n<\/code><\/pre>\n<p>\u0645\u0627 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0627\u0632 \u0639\u0628\u0627\u0631\u062a lambda \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u06cc\u0645 \u062a\u0627 \u0647\u0631 \u0631\u062f\u06cc\u0641 \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0648\u0631\u0648\u062f\u06cc \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u0645 <code>axis=1<\/code> \u0648 \u06cc\u06a9 \u0634\u06cc\u0621 \u0633\u0631\u06cc \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0641\u0627\u0631\u0646\u0647\u0627\u06cc\u062a \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f.  \u0627\u06cc\u0646 \u0633\u0631\u06cc \u0628\u0647\u200c\u062f\u0633\u062a\u200c\u0622\u0645\u062f\u0647 \u0628\u0647 \u0633\u062a\u0648\u0646\u200c\u0647\u0627\u06cc \u00abCity 1 Fahrenheit\u00bb \u0648 \u00abCity 2 Fahrenheit\u00bb \u062f\u0631 DataFrame \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u0647 \u0634\u062f.<\/p>\n<h3 id=\"determinetheapplyfunctionsreturntype\"><span class=\"ez-toc-section\" id=\"%d9%86%d9%88%d8%b9_%d8%a8%d8%a7%d8%b2%da%af%d8%b4%d8%aa_%d8%aa%d8%a7%d8%a8%d8%b9_apply_%d8%b1%d8%a7_%d8%aa%d8%b9%db%8c%db%8c%d9%86_%da%a9%d9%86%db%8c%d8%af\"><\/span>\u0646\u0648\u0639 \u0628\u0627\u0632\u06af\u0634\u062a \u062a\u0627\u0628\u0639 Apply() \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0634\u0627\u06cc\u062f \u0642\u0628\u0644\u0627\u064b \u0645\u062a\u0648\u062c\u0647 \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639 \u0634\u062f\u0647 \u0628\u0627\u0634\u06cc\u062f <code>apply()<\/code> \u0647\u0645\u06cc\u0634\u0647 \u06cc\u06a9 \u0633\u0631\u06cc \u062f\u0631 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc \u0642\u0628\u0644\u06cc \u0645\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f.  \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc\u060c \u0646\u062a\u06cc\u062c\u0647 \u062a\u0627\u0628\u0639 \u0627\u0639\u0645\u0627\u0644 \u0634\u062f\u0647 \u06cc\u06a9 \u0634\u06cc \u0633\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0633\u0627\u062e\u062a\u0627\u0631 \u0646\u0645\u0627\u06cc\u0647 \u0633\u0627\u0632\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0627\u0635\u0644\u06cc \u0631\u0627 \u062d\u0641\u0638 \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 <code>result_type<\/code> \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0648 \u0645\u0642\u062f\u0627\u0631 \u0622\u0646 \u0631\u0627 \u0631\u0648\u06cc &#8220;expand&#8221; \u062a\u0646\u0638\u06cc\u0645 \u06a9\u0646\u06cc\u062f\u060c \u06a9\u0647 \u0628\u0647 \u0622\u0646 \u062f\u0633\u062a\u0648\u0631 \u0645\u06cc \u062f\u0647\u062f \u06cc\u06a9 DataFrame \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f.  \u0627\u06cc\u0646 \u0628\u0647 \u0648\u06cc\u0698\u0647 \u0632\u0645\u0627\u0646\u06cc \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0645\u0627 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062a\u063a\u06cc\u06cc\u0631 \u0634\u06a9\u0644 \u0633\u0627\u062e\u062a\u0627\u0631 \u062f\u0627\u062f\u0647 \u06cc\u0627 \u0627\u0639\u0645\u0627\u0644 \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u0686\u0646\u062f\u06cc\u0646 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0645\u062b\u0627\u0644 \u0642\u0628\u0644\u06cc \u062e\u0648\u062f \u0631\u0627 \u0627\u0635\u0644\u0627\u062d \u06a9\u0646\u06cc\u0645 \u062a\u0627 \u0628\u0628\u06cc\u0646\u06cc\u0645 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u06cc\u06a9 DataFrame \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u0645 <code>result_type<\/code> \u067e\u0627\u0631\u0627\u0645\u062a\u0631.<\/p>\n<pre><code class=\"hljs\">data = {<span class=\"hljs-string\">'City 1'<\/span>: (<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">4<\/span>, <span class=\"hljs-number\">8<\/span>, <span class=\"hljs-number\">9<\/span>, <span class=\"hljs-number\">14<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">32<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">11<\/span>, <span class=\"hljs-number\">2<\/span>),\n        <span class=\"hljs-string\">'City 2'<\/span>: (<span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">23<\/span>, <span class=\"hljs-number\">30<\/span>, <span class=\"hljs-number\">31<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">40<\/span>, <span class=\"hljs-number\">45<\/span>, <span class=\"hljs-number\">39<\/span>, <span class=\"hljs-number\">30<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">15<\/span>, <span class=\"hljs-number\">10<\/span>)\n       }\n\ndf = pd.DataFrame(data)\n\ndf((<span class=\"hljs-string\">'City 1 (Fahrenheit)'<\/span>, <span class=\"hljs-string\">'City 2 (Fahrenheit)'<\/span>)) = df.apply(<span class=\"hljs-keyword\">lambda<\/span> row: celsius_to_fahrenheit(row), axis=<span class=\"hljs-number\">1<\/span>, result_type=<span class=\"hljs-string\">'expand'<\/span>)\n\n<span class=\"hljs-built_in\">print<\/span>(df)\n<\/code><\/pre>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0647\u0645\u0627\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0642\u0628\u0644\u0627\u064b \u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u062f\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">    City 1  City 2  City 1 (Fahrenheit)  City 2 (Fahrenheit)\n0        1      19                 33.8                 66.2\n1        4      23                 39.2                 73.4\n2        8      30                 46.4                 86.0\n3        9      31                 48.2                 87.8\n4       14      35                 57.2                 95.0\n5       25      40                 77.0                104.0\n6       31      45                 87.8                113.0\n7       35      39                 95.0                102.2\n8       32      30                 89.6                 86.0\n9       25      25                 77.0                 77.0\n10      11      15                 51.8                 59.0\n11       2      10                 35.6                 50.0\n<\/code><\/pre>\n<p>\u0648\u0627\u0636\u062d \u0627\u0633\u062a \u06a9\u0647 <code>result_type<\/code> \u0645\u0627 \u0631\u0627 \u0642\u0627\u062f\u0631 \u0645\u06cc \u0633\u0627\u0632\u062f \u062a\u0627 \u062a\u0628\u062f\u06cc\u0644 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0631\u0627 \u062a\u0627 \u062d\u062f \u0632\u06cc\u0627\u062f\u06cc \u0633\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645\u060c \u0632\u06cc\u0631\u0627 \u062f\u06cc\u06af\u0631 \u0646\u06cc\u0627\u0632\u06cc \u0628\u0647 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0635\u0631\u06cc\u062d \u062e\u0631\u0648\u062c\u06cc \u0628\u0631\u0627\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0622\u0646 \u0628\u0647 \u0633\u0627\u062e\u062a\u0627\u0631 DataFrame \u0646\u062f\u0627\u0631\u06cc\u0645.<\/p>\n<h2 id=\"performanceconsiderations\"><span class=\"ez-toc-section\" id=\"%d9%85%d9%84%d8%a7%d8%ad%d8%b8%d8%a7%d8%aa_%d8%b9%d9%85%d9%84%da%a9%d8%b1%d8%af\"><\/span>\u0645\u0644\u0627\u062d\u0638\u0627\u062a \u0639\u0645\u0644\u06a9\u0631\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u06af\u0631 \u0686\u0647 <code>apply()<\/code> \u0628\u0647 \u0646\u0638\u0631 \u0645\u06cc\u200c\u0631\u0633\u062f \u062a\u0627\u0628\u0639 \u0627\u0628\u0632\u0627\u0631 \u0642\u062f\u0631\u062a\u0645\u0646\u062f\u06cc \u0628\u0631\u0627\u06cc \u0633\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u062a\u0628\u062f\u06cc\u0644 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0628\u0627\u0634\u062f\u060c \u0628\u0631\u0627\u06cc \u0627\u0646\u0648\u0627\u0639 \u062e\u0627\u0635\u06cc \u0627\u0632 \u0648\u0638\u0627\u06cc\u0641 \u0645\u0646\u0627\u0633\u0628\u200c\u062a\u0631 \u0627\u0633\u062a.  \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u062a\u0628\u062f\u06cc\u0644 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u06cc\u0627 \u0639\u0645\u0644\u06cc\u0627\u062a\u200c\u0647\u0627\u06cc \u0631\u062f\u06cc\u0641 \u0648 \u0633\u062a\u0648\u0646\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0642\u0628\u0644\u0627\u064b \u0630\u06a9\u0631 \u0634\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062a\u0631\u06a9\u06cc\u0628 \u0633\u062a\u0648\u0646\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u062a\u0645\u06cc\u0632 \u06a9\u0631\u062f\u0646 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u06cc\u0627 \u0645\u0647\u0646\u062f\u0633\u06cc \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.  \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u0642\u0627\u062f\u06cc\u0631 \u06af\u0645\u0634\u062f\u0647 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a\u060c \u0632\u06cc\u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u0627\u0646\u062a\u0633\u0627\u0628 \u0633\u0641\u0627\u0631\u0634\u06cc \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0648 \u0627\u0639\u0645\u0627\u0644 \u06a9\u0646\u06cc\u0645.<\/p>\n<p>\u0627\u0631\u0632\u0634 \u062f\u0631 \u0646\u0638\u0631 \u06af\u0631\u0641\u062a\u0646 \u0631\u0648\u06cc\u06a9\u0631\u062f\u0647\u0627\u06cc \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0631\u0627 \u062f\u0627\u0631\u062f <code>apply()<\/code> \u0627\u06af\u0631 \u0628\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0647\u06cc\u0646\u0647 \u0628\u0631\u0627\u06cc \u0645\u062c\u0645\u0648\u0639\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0628\u0632\u0631\u06af \u06cc\u0627 \u06a9\u0627\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0627\u0632 \u0646\u0638\u0631 \u0645\u062d\u0627\u0633\u0628\u0627\u062a\u06cc \u0641\u0634\u0631\u062f\u0647 \u0647\u0633\u062a\u0646\u062f \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f.  \u0634\u0645\u0627 \u0628\u0627\u06cc\u062f \u062a\u0627 \u062d\u062f \u0627\u0645\u06a9\u0627\u0646 \u0627\u0632 \u0639\u0645\u0644\u06cc\u0627\u062a \u0628\u0631\u062f\u0627\u0631 \u062f\u0627\u062e\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>sum()<\/code> \u0631\u0648\u0634 \u0628\u0647 \u062c\u0627\u06cc <code>apply(sum)<\/code>.  \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0639\u0645\u0644\u06cc\u0627\u062a\u200c\u0647\u0627\u06cc \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0645\u0627\u0646\u0646\u062f <code>str.replace()<\/code> \u0648 \u0639\u0645\u0644\u06cc\u0627\u062a \u0645\u0634\u0631\u0648\u0637 \u0645\u0627\u0646\u0646\u062f <code>where()<\/code> \u0628\u0631\u0627\u06cc \u062a\u062c\u0645\u06cc\u0639 \u06a9\u0627\u0631\u0622\u0645\u062f \u0648 \u0639\u0645\u0644\u06cc\u0627\u062a \u06af\u0631\u0648\u0647\u06cc.  \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u067e\u0627\u06cc\u062a\u0648\u0646 \u0645\u0627\u0646\u0646\u062f Swifter \u06cc\u0627 Dask \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u0632 \u067e\u0631\u062f\u0627\u0632\u0634 \u0645\u0648\u0627\u0632\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631 \u0645\u0648\u062b\u0631 \u0628\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0628\u0632\u0631\u06af\u062a\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f.  \u0628\u0633\u062a\u0647 \u0628\u0647 \u0631\u0648\u06cc \u0627\u0646\u062f\u0627\u0632\u0647 \u0645\u062c\u0645\u0648\u0639\u0647 \u062f\u0627\u062f\u0647 \u0634\u0645\u0627 \u0648 \u0645\u0646\u0627\u0628\u0639 \u0645\u062d\u0627\u0633\u0628\u0627\u062a\u06cc \u0645\u0648\u062c\u0648\u062f\u060c \u0627\u06cc\u0646 \u06af\u0632\u06cc\u0646\u0647\u200c\u0647\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f \u06a9\u0627\u0631\u0647\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0631\u0627 \u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>apply()<\/code> \u062a\u0646\u0647\u0627.<\/p>\n<h2 id=\"finalthoughts\"><span class=\"ez-toc-section\" id=\"%d8%a7%d9%81%da%a9%d8%a7%d8%b1_%d9%86%d9%87%d8%a7%db%8c%db%8c\"><\/span>\u0627\u0641\u06a9\u0627\u0631 \u0646\u0647\u0627\u06cc\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u0647 \u0637\u0648\u0631 \u062e\u0644\u0627\u0635\u0647\u060c <code>apply()<\/code> \u062a\u0627\u0628\u0639 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0645\u0646\u0628\u0639 \u0627\u0631\u0632\u0634\u0645\u0646\u062f \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0628\u0647 \u062e\u0635\u0648\u0635 \u062f\u0631 \u06a9\u0627\u0631\u0647\u0627\u06cc \u0645\u0639\u0645\u0648\u0644\u06cc \u06a9\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06a9\u062f\u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631\u06cc \u062f\u0627\u0631\u0646\u062f.  \u0627\u06cc\u0646 \u0639\u0645\u0644\u06a9\u0631\u062f \u0627\u0645\u06a9\u0627\u0646 \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0633\u0627\u0632\u06cc \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u062a\u0648\u0627\u0628\u0639 \u0633\u0641\u0627\u0631\u0634\u06cc \u06cc\u0627 \u062f\u0627\u062e\u0644\u06cc \u0631\u0627 \u0628\u0627 \u0633\u0631\u06cc Pandas \u0648 DataFrames \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc \u06a9\u0646\u062f.  \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0641\u0631\u0635\u062a \u0647\u0627 \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>apply()<\/code> \u0639\u0645\u0644\u06a9\u0631\u062f \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647\u06cc \u0628\u0647\u0631\u0647 \u0648\u0631\u06cc \u0634\u0645\u0627 \u0631\u0627 \u062f\u0631 \u06a9\u0627\u0631\u0647\u0627\u06cc \u0631\u0648\u0632\u0627\u0646\u0647 \u0628\u0647\u0628\u0648\u062f \u0628\u062e\u0634\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                        s.parentNode.insertBefore(t,s)}(window, document,'script',\n                        'https:\/\/connect.facebook.net\/en_US\/fbevents.js');\n                        fbq('init', '525232124909042');\n                        fbq('track', 'PageView');\n                    <\/script>    (\u0628\u0631\u0686\u0633\u0628\u200c\u0647\u0627 \u0628\u0647 \u062a\u0631\u062c\u0645\u0647)# python<br \/>\n<br \/><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1402-12-30 21:38:03<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;12210&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;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&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;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u06a9\u0627\u0631\u0622\u0645\u062f \u062f\u0627\u062f\u0647 \u0628\u0627 \u062a\u0627\u0628\u0639 Apply() \u062f\u0631 \u067e\u0627\u0646\u062f\u0627\u0647\u0627&quot;,&quot;width&quot;:&quot;0&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: 0px;\">\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            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/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>\u0645\u0639\u0631\u0641\u06cc \u0631\u0627 apply() function \u06cc\u06a9 \u0627\u0628\u0632\u0627\u0631 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u062f\u0631 \u067e\u0627\u06cc\u062a\u0648\u0646 \u0628\u0631\u0627\u06cc \u062a\u062c\u0632\u06cc\u0647 \u0648 \u062a\u062d\u0644\u06cc\u0644 \u0648 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0627\u0628\u0632\u0627\u0631 \u0627\u0631\u0632\u0634\u0645\u0646\u062f\u06cc \u0628\u0631\u0627\u06cc \u062c\u0639\u0628\u0647 \u0627\u0628\u0632\u0627\u0631 \u0647\u0631 \u062a\u062d\u0644\u06cc\u0644\u06af\u0631\u06cc \u0627\u0633\u062a\u060c \u0632\u06cc\u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0637\u0648\u0631 \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0627 \u0633\u0627\u06cc\u0631 \u062a\u0648\u0627\u0628\u0639 \u067e\u0627\u0646\u062f\u0627\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u0633\u0641\u0627\u0631\u0634\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u062a\u0628\u062f\u06cc\u0644 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0627\u062f\u063a\u0627\u0645 \u0634\u0648\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647\u060c \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0647\u0631\u0645 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9759,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1743,620],"tags":[],"class_list":["post-12210","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\/12210","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=12210"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/12210\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9759"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=12210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=12210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=12210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}