{"id":3342,"date":"2023-07-18T00:06:30","date_gmt":"2023-07-18T00:06:30","guid":{"rendered":"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/"},"modified":"2023-07-18T00:06:30","modified_gmt":"2023-07-18T00:06:30","slug":"pandy-konwertuja-obiekt-na-int","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/","title":{"rendered":"Pandy: jak przekonwertowa\u0107 obiekt na liczb\u0119 ca\u0142kowit\u0105"},"content":{"rendered":"

<\/p>\n

\n

Mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej sk\u0142adni, aby przekonwertowa\u0107 kolumn\u0119 ramki DataFrame pandy z obiektu na liczb\u0119 ca\u0142kowit\u0105:<\/span><\/p>\n

 df[' object_column<\/span> '] = df[' int_column<\/span> ']. astype<\/span> (str). astype<\/span> (int)\n<\/strong><\/pre>\n
 Poni\u017csze przyk\u0142ady pokazuj\u0105, jak w praktyce u\u017cywa\u0107 tej sk\u0142adni z nast\u0119puj\u0105c\u0105 ramk\u0105 DataFrame pand:<\/span><\/p>\n
 import<\/span> pandas as<\/span> pd\n\n#createDataFrame\n<\/span>df = pd. DataFrame<\/span> ({' player<\/span> ': ['A', 'B', 'C', 'D', 'E'],\n                   ' points<\/span> ': ['25', '27', '14', '17', '20'],\n                   ' assists<\/span> ': ['5', '7', '10', '8', '9']})\n\n#view data types for each column\n<\/span>df. dtypes<\/span>\n\nplayer object\npoints object\nassists object\ndtype:object<\/span><\/span><\/strong><\/pre>\n
 Przyk\u0142ad 1: Konwertuj kolumn\u0119 obiektu na liczb\u0119 ca\u0142kowit\u0105<\/strong><\/span><\/h2>\n
 Poni\u017cszy kod pokazuje, jak przekonwertowa\u0107 kolumn\u0119 punktow\u0105<\/strong> obiektu na liczb\u0119 ca\u0142kowit\u0105:<\/span><\/p>\n
 #convert 'points' column to integer\ndf[' points<\/span> '] = df[' points<\/span> ']. astype<\/span> (str). astype<\/span> (int)\n\n#view data types of each column\n<\/span>df. dtypes<\/span>\n\nplayer object\nint32 dots\nassists object\ndtype:object\n<\/span><\/span><\/strong><\/pre>\n
 Widzimy, \u017ce kolumna punkt\u00f3w<\/strong> jest teraz liczb\u0105 ca\u0142kowit\u0105, podczas gdy wszystkie pozosta\u0142e kolumny pozosta\u0142y niezmienione.<\/span><\/p>\n
 Przyk\u0142ad 2: Konwertuj wiele kolumn na liczb\u0119 ca\u0142kowit\u0105<\/strong><\/span><\/h2>\n
 Poni\u017cszy kod pokazuje, jak przekonwertowa\u0107 wiele kolumn ramki DataFrame obiektu na liczb\u0119 ca\u0142kowit\u0105:<\/span><\/p>\n
 #convert 'points' and 'assists' columns to integer\n<\/span>df[[' points<\/span> ', ' assists<\/span> ']] = df[[' points<\/span> ', ' assists<\/span> ']]. astype<\/span> (str). astype<\/span> (int)\n\n#view data types for each column\n<\/span>df. dtypes\n\n<\/span>player object\nint32 dots\nassists int32\ndtype:object\n<\/span><\/span><\/strong><\/pre>\n
 Widzimy, \u017ce kolumny punkt\u00f3w<\/strong> i asyst<\/strong> zosta\u0142y przekonwertowane z obiekt\u00f3w na liczby ca\u0142kowite.<\/span><\/p>\n
 Dodatkowe zasoby<\/strong><\/span><\/h2>\n
 Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe konwersje w pandach:<\/span><\/p>\n
 Jak przekonwertowa\u0107 kolumny Pandas DataFrame na ci\u0105gi<\/a>
 Jak przekonwertowa\u0107 znacznik czasu na dat\u0119\/godzin\u0119 w Pandach<\/a>
 Jak przekonwertowa\u0107 DateTime na dat\u0119 w Pandach<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
Mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cej sk\u0142adni, aby przekonwertowa\u0107 kolumn\u0119 ramki DataFrame pandy z obiektu na liczb\u0119 ca\u0142kowit\u0105: df[’ object_column ’] = df[’ int_column ’]. astype (str). astype (int) Poni\u017csze przyk\u0142ady pokazuj\u0105, jak w praktyce u\u017cywa\u0107 tej sk\u0142adni z nast\u0119puj\u0105c\u0105 ramk\u0105 DataFrame pand: import pandas as pd #createDataFrame df = pd. DataFrame ({’ player ’: [’A’, 'B’, 'C’, […]<\/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-3342","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"\nPandy: Jak przekonwertowa\u0107 obiekt na liczb\u0119 ca\u0142kowit\u0105 - Statorials<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, wraz z przyk\u0142adami, jak przekonwertowa\u0107 kolumn\u0119 w ramce DataFrame pandy z obiektu na liczb\u0119 ca\u0142kowit\u0105.\" \/>\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-int\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pandy: Jak przekonwertowa\u0107 obiekt na liczb\u0119 ca\u0142kowit\u0105 - Statorials\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, wraz z przyk\u0142adami, jak przekonwertowa\u0107 kolumn\u0119 w ramce DataFrame pandy z obiektu na liczb\u0119 ca\u0142kowit\u0105.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-18T00:06:30+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-int\/\",\"url\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/\",\"name\":\"Pandy: Jak przekonwertowa\u0107 obiekt na liczb\u0119 ca\u0142kowit\u0105 - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-18T00:06:30+00:00\",\"dateModified\":\"2023-07-18T00:06:30+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, wraz z przyk\u0142adami, jak przekonwertowa\u0107 kolumn\u0119 w ramce DataFrame pandy z obiektu na liczb\u0119 ca\u0142kowit\u0105.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/pandy-konwertuja-obiekt-na-int\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pandy: jak przekonwertowa\u0107 obiekt na liczb\u0119 ca\u0142kowit\u0105\"}]},{\"@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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