{"id":3129,"date":"2023-07-19T01:54:21","date_gmt":"2023-07-19T01:54:21","guid":{"rendered":"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/"},"modified":"2023-07-19T01:54:21","modified_gmt":"2023-07-19T01:54:21","slug":"pandy-konwertuja-obiekt-na-plywajacy","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/","title":{"rendered":"Jak przekonwertowa\u0107 obiekt na p\u0142ywak w pandach (z przyk\u0142adami)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Mo\u017cesz u\u017cy\u0107 jednej z nast\u0119puj\u0105cych metod, aby przekonwertowa\u0107 kolumn\u0119 DataFrame pandy z obiektu na p\u0142ywaj\u0105c\u0105:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metoda 1: U\u017cyj astype()<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df[' <span style=\"color: #ff0000;\">column_name<\/span> '] = df[' <span style=\"color: #ff0000;\">column_name<\/span> ']. <span style=\"color: #3366ff;\">astype<\/span> (float)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metoda 2: U\u017cyj to_numeric()<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <b><strong>df[' <span style=\"color: #ff0000;\">column_name<\/span> '] = pd. <span style=\"color: #3366ff;\">to_numeric<\/span> (df[' <span style=\"color: #ff0000;\">column_name<\/span> '])<\/strong><\/b><\/pre>\n<p> <span style=\"color: #000000;\">Obie metody daj\u0105 ten sam wynik.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Poni\u017csze przyk\u0142ady pokazuj\u0105, jak u\u017cywa\u0107 ka\u017cdej metody z nast\u0119puj\u0105c\u0105 ramk\u0105 DataFrame pand:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n<\/span><\/span>\n<span style=\"color: #008080;\">#createDataFrame\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ': ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H'],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ': ['18', '22.2', '19.1', '14', '14', '11.5', '20', '28'],\n                   ' <span style=\"color: #ff0000;\">assists<\/span> ': [5, 7, 7, 9, 12, 9, 9, 4]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span><span style=\"color: #008000;\">print<\/span> (df)\n\n  team points assists\n0 to 18 5\n1 B 22.2 7\n2 C 19.1 7\n3 D 14 9\n4 E 14 12\n5 F 11.5 9\n6 G 20 9\n7:28 a.m. 4\n\n<span style=\"color: #008080;\">#check data type of each column\n<\/span><span style=\"color: #008000;\">print<\/span> ( <span style=\"color: #3366ff;\">df.dtypes<\/span> )\n\nteam object\npoints object\nassists int64\ndtype:object\n<\/span><\/span><\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Metoda 1: U\u017cyj funkcji astype(), aby przekonwertowa\u0107 obiekt na liczb\u0119 zmiennoprzecinkow\u0105<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cy\u0107 funkcji <strong>astype()<\/strong> do konwersji kolumny punktowej ramki DataFrame obiektu na liczb\u0119 zmiennoprzecinkow\u0105:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert points column from object to float\n<span style=\"color: #000000;\">df[' <span style=\"color: #ff0000;\">points<\/span> '] = df[' <span style=\"color: #ff0000;\">points<\/span> ']. <span style=\"color: #3366ff;\">astype<\/span> (float)\n<\/span>\n#view updated DataFrame\n<span style=\"color: #000000;\"><span style=\"color: #008000;\">print<\/span> (df)\n\n  team points assists\n0 A 18.0 5\n1 B 22.2 7\n2 C 19.1 7\n3D 14.0 9\n4 E 14.0 12\n5 F 11.5 9\n6G 20.0 9\n7 A.M. 28.0 4\n<\/span>\n#view updated data types\n<span style=\"color: #000000;\"><span style=\"color: #008000;\">print<\/span> ( <span style=\"color: #3366ff;\">df.dtypes<\/span> )\n\nteam object\nfloat64 points\nassists int64\ndtype:object<\/span><\/span><\/strong>\n<\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Nale\u017cy zauwa\u017cy\u0107, \u017ce kolumna punkt\u00f3w ma teraz typ danych <strong>float64<\/strong> .<\/span><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Metoda 2: U\u017cyj to_numeric(), aby przekonwertowa\u0107 obiekt na liczb\u0119 zmiennoprzecinkow\u0105<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak u\u017cy\u0107 funkcji <strong>to_numeric()<\/strong> do konwersji kolumny punktowej ramki DataFrame obiektu na liczb\u0119 zmiennoprzecinkow\u0105:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert points column from object to float\n<span style=\"color: #000000;\">df[' <span style=\"color: #ff0000;\">points<\/span> '] = pd. <span style=\"color: #3366ff;\">to_numeric<\/span> (df[' <span style=\"color: #ff0000;\">points<\/span> '], errors=' <span style=\"color: #ff0000;\">coerce<\/span> ')\n<\/span>\n#view updated DataFrame\n<span style=\"color: #000000;\"><span style=\"color: #008000;\">print<\/span> (df)\n\n  team points assists\n0 A 18.0 5\n1 B 22.2 7\n2 C 19.1 7\n3D 14.0 9\n4 E 14.0 12\n5 F 11.5 9\n6G 20.0 9\n7 A.M. 28.0 4\n<\/span>\n#view updated data types\n<span style=\"color: #000000;\"><span style=\"color: #008000;\">print<\/span> ( <span style=\"color: #3366ff;\">df.dtypes<\/span> )\n\nteam object\nfloat64 points\nassists int64\ndtype:object<\/span><\/span><\/strong>\n<\/pre>\n<p> <span style=\"color: #000000;\">Nale\u017cy zauwa\u017cy\u0107, \u017ce kolumna punkt\u00f3w ma teraz typ danych <strong>float64<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Nale\u017cy r\u00f3wnie\u017c pami\u0119ta\u0107, \u017ce ta metoda daje dok\u0142adnie taki sam wynik jak poprzednia metoda.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe zadania w pandach:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/pandy-konwertuja-wartosc-logiczna-na-int\/\" target=\"_blank\" rel=\"noopener\">Jak przekonwertowa\u0107 warto\u015bci logiczne na warto\u015bci ca\u0142kowite w Pandach<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/pandy-konwertuja-datetime-na-ciag\/\" target=\"_blank\" rel=\"noopener\">Jak przekonwertowa\u0107 DateTime na ci\u0105g w Pandach<\/a><br \/><a href=\"https:\/\/statorials.org\/pl\/pandy-konwertuja-kolumne-na-int\/\" target=\"_blank\" rel=\"noopener\">Jak przekonwertowa\u0107 kolumny na liczby ca\u0142kowite w Pandach<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mo\u017cesz u\u017cy\u0107 jednej z nast\u0119puj\u0105cych metod, aby przekonwertowa\u0107 kolumn\u0119 DataFrame pandy z obiektu na p\u0142ywaj\u0105c\u0105: Metoda 1: U\u017cyj astype() df[&#8217; column_name &#8217;] = df[&#8217; column_name &#8217;]. astype (float) Metoda 2: U\u017cyj to_numeric() df[&#8217; column_name &#8217;] = pd. to_numeric (df[&#8217; column_name &#8217;]) Obie metody daj\u0105 ten sam wynik. Poni\u017csze przyk\u0142ady pokazuj\u0105, jak u\u017cywa\u0107 ka\u017cdej metody z [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-3129","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jak przekonwertowa\u0107 obiekt na p\u0142ywak w pandach (z przyk\u0142adami) - Statorials<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak przekonwertowa\u0107 obiekt na p\u0142ywaj\u0105cy w pandach, podaj\u0105c kilka przyk\u0142ad\u00f3w.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak przekonwertowa\u0107 obiekt na p\u0142ywak w pandach (z przyk\u0142adami) - Statorials\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak przekonwertowa\u0107 obiekt na p\u0142ywaj\u0105cy w pandach, podaj\u0105c kilka przyk\u0142ad\u00f3w.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-19T01:54:21+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/\",\"url\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/\",\"name\":\"Jak przekonwertowa\u0107 obiekt na p\u0142ywak w pandach (z przyk\u0142adami) - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-19T01:54:21+00:00\",\"dateModified\":\"2023-07-19T01:54:21+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak przekonwertowa\u0107 obiekt na p\u0142ywaj\u0105cy w pandach, podaj\u0105c kilka przyk\u0142ad\u00f3w.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-plywajacy\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak przekonwertowa\u0107 obiekt na p\u0142ywak w pandach (z przyk\u0142adami)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pl\/#website\",\"url\":\"https:\/\/statorials.org\/pl\/\",\"name\":\"Statorials\",\"description\":\"Tw\u00f3j przewodnik po kompetencjach statystycznych!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\",\"name\":\"Benjamin Anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin Anderson\"},\"description\":\"Cze\u015b\u0107, jestem Benjamin i jestem emerytowanym profesorem statystyki, kt\u00f3ry zosta\u0142 oddanym nauczycielem Statorials. 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