{"id":20412,"date":"2022-01-08T09:08:16","date_gmt":"2022-01-08T03:38:16","guid":{"rendered":"https:\/\/hermagic.com\/?p=20412"},"modified":"2023-03-24T17:59:03","modified_gmt":"2023-03-24T12:29:03","slug":"a-brief-introduction-to-python-function","status":"publish","type":"post","link":"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/","title":{"rendered":"Kr\u00f3tkie wprowadzenie do funkcji Pythona"},"content":{"rendered":"<div id=\"attachment_20414\" style=\"width: 910px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-20414\" class=\"size-full wp-image-20414 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" alt=\"Python Function\" width=\"900\" height=\"400\" sizes=\"(max-width: 900px) 100vw, 900px\" data-src=\"https:\/\/hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function.webp\" data-srcset=\"https:\/\/test2.hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function.webp 900w, https:\/\/test2.hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function-300x133.webp 300w, https:\/\/test2.hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function-600x267.webp 600w, https:\/\/test2.hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function-150x67.webp 150w, https:\/\/test2.hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function-768x341.webp 768w, https:\/\/test2.hermagic.com\/wp-content\/uploads\/2023\/03\/Python-Function-18x8.webp 18w\"><p id=\"caption-attachment-20414\" class=\"wp-caption-text\">Funkcja Pythona | Hermagiczny<\/p><\/div>\n<p><span style=\"font-weight: 400;\">W Pythonie funkcje s\u0142u\u017c\u0105 do dzielenia wi\u0119kszych program\u00f3w na mniejsze, \u0142atwiejsze w zarz\u0105dzaniu elementy. Pomagaj\u0105 r\u00f3wnie\u017c w ponownym u\u017cyciu kodu, co oznacza, \u017ce blok kodu mo\u017ce by\u0107 u\u017cywany wielokrotnie w ca\u0142ym programie bez konieczno\u015bci przepisywania go za ka\u017cdym razem. Funkcje Pythona mo\u017cna wywo\u0142ywa\u0107 w dowolnym miejscu programu, a tak\u017ce zwraca\u0107 warto\u015bci, co czyni je uniwersalnymi narz\u0119dziami do rozwi\u0105zywania z\u0142o\u017conych problem\u00f3w programistycznych. Czytaj dalej, aby dowiedzie\u0107 si\u0119 wi\u0119cej o funkcjach w pythonie i funkcji lambda python.<\/span><\/p>\n\t\t<div class=\"web-stories-list alignnone has-archive-link is-view-type-circles is-style-default is-carousel\" data-id=\"1\">\n\t\t\t<div class=\"web-stories-list__inner-wrapper carousel-1\" style=\"--ws-circle-size:100px\">\n\t\t\t\t\t\t\t\t\t<div class=\"web-stories-list__carousel circles\" data-id=\"carousel-1\">\n\t\t\t\t\t\t\t\t\t<div class=\"web-stories-list__story\">\n\t\t\t\t\t\t\t<div class=\"web-stories-list__story-poster\">\n\t\t\t\t<a href=\"https:\/\/test2.hermagic.com\/pl\/web-stories\/you-will-absolutely-love-these-designer-clothing-for-men-in-2022\/\" >\n\t\t\t\t\t<img src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" alt=\"You Will Absolutely Love These Designer Clothing For Men In 2022\" width=\"185\" height=\"308\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" loading=\"lazy\" decoding=\"async\" class=\"lazyload\" 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id=\"item-69dca51bc9798\"><\/a><\/span><\/div>\n<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:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Defining_a_Python_Function\" title=\"Definiowanie funkcji Pythona\">Definiowanie funkcji Pythona<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Function_parameters_and_arguments\" title=\"Parametry i argumenty funkcji\">Parametry i argumenty funkcji<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Calling_a_Python_function\" title=\"Wywo\u0142anie funkcji Pythona\">Wywo\u0142anie funkcji Pythona<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Returning_values\" title=\"Zwracanie warto\u015bci\">Zwracanie warto\u015bci<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#What_is_the_built-in_python_function\" title=\"Co to jest wbudowana funkcja Pythona?\">Co to jest wbudowana funkcja Pythona?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Why_are_built-in_functions_important\" title=\"Dlaczego wbudowane funkcje s\u0105 wa\u017cne?\">Dlaczego wbudowane funkcje s\u0105 wa\u017cne?<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Save_time_and_effort\" title=\"Oszcz\u0119dzaj czas i wysi\u0142ek\">Oszcz\u0119dzaj czas i wysi\u0142ek<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Optimization\" title=\"Optymalizacja\">Optymalizacja<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Easy_to_understand\" title=\"\u0141atwy do zrozumienia\">\u0141atwy do zrozumienia<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#Conclusion\" title=\"Wniosek\">Wniosek<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/test2.hermagic.com\/pl\/a-brief-introduction-to-python-function\/#FAQs\" title=\"FAQ\">FAQ<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Defining_a_Python_Function\"><\/span><span style=\"font-weight: 400;\">Definiowanie funkcji Pythona<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">W Pythonie funkcj\u0119 definiuje si\u0119 za pomoc\u0105 s\u0142owa kluczowego \u201edef\u201d, po kt\u00f3rym nast\u0119puje nazwa funkcji i zestaw nawias\u00f3w. Nawiasy mog\u0105 zawiera\u0107 opcjonalne parametry, kt\u00f3rych funkcja u\u017cywa do wykonania swojego zadania. Tre\u015b\u0107 funkcji jest wci\u0119ta i mo\u017ce zawiera\u0107 dowoln\u0105 <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">liczba o\u015bwiadcze\u0144<\/span><\/a><span style=\"font-weight: 400;\">, w tym instrukcje warunkowe, p\u0119tle i inne funkcje.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oto przyk\u0142ad prostej funkcji Pythona, kt\u00f3ra wy\u015bwietla komunikat:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">zdecydowanie print_message():<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0print(&quot;Witaj, \u015bwiecie!&quot;)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W tym przyk\u0142adzie zdefiniowali\u015bmy funkcj\u0119 o nazwie <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">\u201edruk_wiadomo\u015bci\u201d<\/span><\/a><span style=\"font-weight: 400;\"> kt\u00f3ry nie przyjmuje \u017cadnych argument\u00f3w i po prostu wy\u015bwietla komunikat \u201eWitaj, \u015bwiecie!\u201d kiedy wezwany.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Function_parameters_and_arguments\"><\/span><span style=\"font-weight: 400;\">Parametry i argumenty funkcji<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Funkcje Pythona mog\u0105 r\u00f3wnie\u017c przyjmowa\u0107 jeden lub wi\u0119cej parametr\u00f3w, kt\u00f3re s\u0105 symbolami zast\u0119pczymi dla danych, kt\u00f3rych funkcja potrzebuje do wykonania swojego zadania. Kiedy funkcja jest wywo\u0142ywana, warto\u015bci przekazywane do parametr\u00f3w nazywane s\u0105 argumentami. Parametry i argumenty mog\u0105 by\u0107 dowolnego typu danych, w tym \u0142a\u0144cuch\u00f3w, liczb ca\u0142kowitych, zmiennoprzecinkowych i innych.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oto przyk\u0142ad funkcji Pythona, kt\u00f3ra pobiera dwa parametry i zwraca ich sum\u0119:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">def add_numbers(x, y):<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0zwr\u00f3\u0107 x + y<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W tym przyk\u0142adzie zdefiniowali\u015bmy funkcj\u0119 o nazwie \u201eadd_numbers\u201d, kt\u00f3ra przyjmuje dwa parametry: \u201ex\u201d i \u201ey\u201d. Tre\u015b\u0107 funkcji zwraca sum\u0119 tych dw\u00f3ch parametr\u00f3w.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Calling_a_Python_function\"><\/span><span style=\"font-weight: 400;\">Wywo\u0142anie funkcji Pythona<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Aby wywo\u0142a\u0107 funkcj\u0119 Pythona, po prostu u\u017cywamy nazwy funkcji, po kt\u00f3rej nast\u0119puje nawias. Je\u015bli funkcja przyjmuje argumenty, przekazujemy je w nawiasach okr\u0105g\u0142ych.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oto przyk\u0142ad wywo\u0142ania funkcji \u201eprint_message\u201d, kt\u00f3r\u0105 zdefiniowali\u015bmy wcze\u015bniej:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">print_message()<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gdy wywo\u0142amy t\u0119 funkcj\u0119, wy\u015bwietli ona komunikat \u201eWitaj, \u015bwiecie!\u201d do konsoli.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oto przyk\u0142ad wywo\u0142ania funkcji \u201eadd_numbers\u201d z argumentami:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">wynik = dodaj_liczby(3, 5)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">drukuj (wynik)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W tym przyk\u0142adzie wywo\u0142ali\u015bmy funkcj\u0119 \u201edodaj_liczby\u201d z argumentami 3 i 5. Funkcja zwr\u00f3ci\u0142a ich sum\u0119, kt\u00f3r\u0105 zapisali\u015bmy w zmiennej o nazwie \u201ewynik\u201d. Naszym kolejnym krokiem by\u0142o wypisanie numeru \u201ewyniku\u201d do konsoli.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Returning_values\"><\/span><span style=\"font-weight: 400;\">Zwracanie warto\u015bci<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Funkcje Pythona mog\u0105 r\u00f3wnie\u017c zwraca\u0107 warto\u015bci za pomoc\u0105 s\u0142owa kluczowego \u201ereturn\u201d. Gdy funkcja zwraca warto\u015b\u0107, mo\u017cna j\u0105 przypisa\u0107 do zmiennej lub u\u017cy\u0107 w dowolny inny spos\u00f3b, w jaki mo\u017cna u\u017cy\u0107 warto\u015bci tego typu danych.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oto przyk\u0142ad funkcji Pythona, kt\u00f3ra zwraca kwadrat liczby:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">def kwadrat(x):<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00a0\u00a0\u00a0\u00a0powr\u00f3t x ** 2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W tym przyk\u0142adzie zdefiniowali\u015bmy a <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">funkcja o nazwie \u201ekwadrat\u201d<\/span><\/a><span style=\"font-weight: 400;\"> kt\u00f3ry przyjmuje jeden parametr \u201ex\u201d. Tre\u015b\u0107 funkcji zwraca kwadrat \u201ex\u201d.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Mo\u017cemy wywo\u0142a\u0107 t\u0119 funkcj\u0119 i przypisa\u0107 jej warto\u015b\u0107 zwracan\u0105 zmiennej w nast\u0119puj\u0105cy spos\u00f3b:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">wynik = kwadrat(4)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">drukuj (wynik)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W tym przyk\u0142adzie wywo\u0142ali\u015bmy funkcj\u0119 \u201ekwadrat\u201d z argumentem 4. Funkcja zwr\u00f3ci\u0142a kwadrat 4 (czyli 16), kt\u00f3ry zapisali\u015bmy w zmiennej o nazwie \u201ewynik\u201d. Nast\u0119pnie wyprowadzamy do konsoli liczb\u0119, kt\u00f3ra by\u0142a zapisana w zmiennej \u201ewynik\u201d.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_built-in_python_function\"><\/span><span style=\"font-weight: 400;\">Co to jest wbudowana funkcja Pythona?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">w Pythonie, <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">wbudowane funkcje<\/span><\/a><span style=\"font-weight: 400;\"> to funkcje dost\u0119pne w standardowej bibliotece j\u0119zyka. Funkcje te s\u0105 predefiniowane i mog\u0105 by\u0107 u\u017cywane bezpo\u015brednio w programie bez konieczno\u015bci stosowania dodatkowych instrukcji importu lub instalacji bibliotek. Wbudowane funkcje maj\u0105 zapewni\u0107 <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">powszechnie u\u017cywane funkcjonalno\u015bci<\/span><\/a><span style=\"font-weight: 400;\"> kt\u00f3re s\u0105 wymagane w wi\u0119kszo\u015bci program\u00f3w. Funkcje te s\u0105 zoptymalizowane pod k\u0105tem wydajno\u015bci i s\u0105 implementowane w samym C lub Pythonie, tworz\u0105c je <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">szybko i sprawnie<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_are_built-in_functions_important\"><\/span><span style=\"font-weight: 400;\">Dlaczego wbudowane funkcje s\u0105 wa\u017cne?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Wbudowane funkcje s\u0105 wa\u017cne w programowaniu w Pythonie z kilku powod\u00f3w.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Save_time_and_effort\"><\/span><span style=\"font-weight: 400;\">Oszcz\u0119dzaj czas i wysi\u0142ek<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u00a0Po pierwsze oni <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">zaoszcz\u0119dzi\u0107 czas i wysi\u0142ek<\/span><\/a><span style=\"font-weight: 400;\"> dostarczaj\u0105c predefiniowan\u0105 funkcjonalno\u015b\u0107, kt\u00f3r\u0105 mo\u017cna wykorzysta\u0107 bezpo\u015brednio w programie bez uprzedniej deklaracji czy definicji.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Optimization\"><\/span><span style=\"font-weight: 400;\">Optymalizacja<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Wbudowane funkcje s\u0105<\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\"> zoptymalizowany pod k\u0105tem wydajno\u015bci<\/span><\/a><span style=\"font-weight: 400;\">, co oznacza, \u017ce wykonuj\u0105 si\u0119 szybciej ni\u017c funkcje zdefiniowane przez u\u017cytkownika. Dzieje si\u0119 tak dlatego, \u017ce wbudowane funkcje s\u0105 implementowane w samym C lub Pythonie, co czyni je bardziej wydajnymi.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Easy_to_understand\"><\/span><span style=\"font-weight: 400;\">\u0141atwy do zrozumienia<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Wbudowane funkcje zapewniaj\u0105 ustandaryzowany spos\u00f3b wykonywania typowych zada\u0144, dzi\u0119ki czemu kod jest bardziej czytelny i \u0142atwiejszy do zrozumienia. Dzieje si\u0119 tak, poniewa\u017c wbudowane funkcje maj\u0105 sp\u00f3jne nazwy i sk\u0142adni\u0119, co czyni je <\/span><a href=\"https:\/\/hermagic.com\/z0lt\" target=\"_blank\" rel=\"nofollow noopener sponsored\"><span style=\"font-weight: 400;\">\u0142atwiejszy do rozpoznania i u\u017cycia<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><span style=\"font-weight: 400;\">Wniosek<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Python_(programming_language)\" target=\"_blank\" rel=\"noopener\">Funkcje Pythona<\/a> oferuj\u0105 programistom wiele korzy\u015bci. Mo\u017cna ich u\u017cywa\u0107 do dzielenia du\u017cych program\u00f3w na mniejsze, \u0142atwiejsze w zarz\u0105dzaniu cz\u0119\u015bci, co u\u0142atwia konserwacj\u0119 i aktualizacj\u0119 kodu. Ponadto funkcje pozwalaj\u0105 na ponowne u\u017cycie kodu, co w d\u0142u\u017cszej perspektywie mo\u017ce zaoszcz\u0119dzi\u0107 znaczn\u0105 ilo\u015b\u0107 czasu i wysi\u0142ku. Podczas projektowania funkcji wa\u017cne jest, aby wzi\u0105\u0107 pod uwag\u0119 takie czynniki, jak parametry wej\u015bciowe, warto\u015bci wyj\u015bciowe i obs\u0142uga b\u0142\u0119d\u00f3w, aby zapewni\u0107 ich solidno\u015b\u0107 i niezawodno\u015b\u0107. Dok\u0142adne testowanie funkcji ma r\u00f3wnie\u017c kluczowe znaczenie, aby upewni\u0107 si\u0119, \u017ce dzia\u0142aj\u0105 one zgodnie z przeznaczeniem i daj\u0105 dok\u0142adne wyniki. Po wi\u0119cej informacji odwied\u017a <\/span><span style=\"font-weight: 400;\"><a href=\"https:\/\/hermagic.com\/\" target=\"_blank\" rel=\"noopener\">Hermagiczny<\/a>.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><span style=\"font-weight: 400;\">FAQ&#039;<\/span><span style=\"font-weight: 400;\">S<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"su-accordion su-u-trim\"><div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Cztery typy funkcji Pythona?<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p>Wbudowane funkcje: S\u0105 to funkcje wbudowane w j\u0119zyk Python i zawsze dost\u0119pne do u\u017cycia. Przyk\u0142ady obejmuj\u0105 print(), len(), min(), max() itp.<br \/>\nFunkcje zdefiniowane przez u\u017cytkownika: S\u0105 to funkcje zdefiniowane przez u\u017cytkownika i mog\u0105ce s\u0142u\u017cy\u0107 do wykonania okre\u015blonego zadania.<br \/>\nFunkcje lambda: S\u0105 to anonimowe funkcje zdefiniowane bez nazwy. S\u0105 one zwykle u\u017cywane w sytuacjach, w kt\u00f3rych funkcja jest u\u017cywana tylko raz.<br \/>\nFunkcje rekurencyjne: S\u0105 to funkcje, kt\u00f3re same si\u0119 wywo\u0142uj\u0105, co pozwala im powtarza\u0107 zadanie, dop\u00f3ki nie zostanie spe\u0142niony okre\u015blony warunek. Przyk\u0142ady obejmuj\u0105 silnie i liczby Fibonacciego.<\/div><\/div> <div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Co to jest funkcja w Pythonie?<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">W Pythonie funkcja to dyskretna sekcja kodu, kt\u00f3r\u0105 mo\u017cna wielokrotnie wywo\u0142ywa\u0107 w celu wykonania tego samego zadania. Mo\u017cesz poprawi\u0107 modu\u0142owo\u015b\u0107 i mo\u017cliwo\u015b\u0107 ponownego u\u017cycia swojego programu, u\u017cywaj\u0105c funkcji. Chocia\u017c Python zawiera domy\u015blnie wiele przydatnych metod (print() itp.), umo\u017cliwia tak\u017ce pisanie w\u0142asnych. Funkcje te nazywane s\u0105 funkcjami zdefiniowanymi przez u\u017cytkownika.<\/div><\/div> <div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Podaj przyk\u0142ad funkcji w Pythonie.<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">W Pythonie funkcja to blok kodu, kt\u00f3ry wykonuje okre\u015blone zadanie i daje wynik. Funkcje pomagaj\u0105 uczyni\u0107 kod bardziej zorganizowanym i \u0142atwiejszym do odczytania.<\/p>\n<p>Przyk\u0142ad funkcji w Pythonie jest nast\u0119puj\u0105cy:<\/p>\n<p>def podw\u00f3jna liczba(x):<\/p>\n<p>return x * 2Ta funkcja przyjmuje pojedynczy argument (x) i zwraca wynik tego argumentu pomno\u017cony przez 2.<\/div><\/div><\/div>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [{\n    \"@type\": \"Question\",\n    \"name\": \"Python's four function types?\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Built-in Functions: These are functions that are built into the Python language and are always available to use. Examples include print(), len(), min(), max(), etc.\nUser-defined Functions: These are functions that are defined by the user and can be used to perform a specific task.\nLambda Functions: These are anonymous functions that are defined without a name. They are usually used for situations where a function is only used once.\nRecursive Functions: These are functions that call themselves, which allows them to repeat a task until a certain condition is met. Examples include factorials and Fibonacci numbers.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"What is a function in Python?\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"In Python, a function is a discrete section of code that can be called repeatedly to carry out the same task. You can improve the modularity and reusability of your programme by using functions.\u00a0 Although Python includes many useful methods by default (print(), etc.), it also allows you to write your own. These functions are called user-defined functions.\"\n    }\n  },{\n    \"@type\": \"Question\",\n    \"name\": \"Give an example of what a function is in Python.\",\n    \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"In Python, a function is a block of code that does a certain job and gives a result. Functions help to make code more organized and easier to read.<\/p>\n<p>An example of a function in Python is the following:<\/p>\n<p>def double_number(x):<\/p>\n<p>\u00a0\u00a0\u00a0\u00a0return x * 2<\/p>\n<p>This function takes in a single argument (x) and returns the result of that argument multiplied by 2.\"\n    }\n  }]\n}\n<\/script><\/p>","protected":false},"excerpt":{"rendered":"<p>In Python, Functions are used to break down larger programs into smaller, more manageable pieces. They also help in code reusability, which means that a block of code can be used multiple times throughout the program without having to rewrite it each time. Python functions can be called at any point in the program, and [&hellip;]<\/p>","protected":false},"author":2,"featured_media":20413,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[851],"tags":[940],"class_list":["post-20412","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology","tag-python"],"_links":{"self":[{"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/posts\/20412","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/comments?post=20412"}],"version-history":[{"count":0,"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/posts\/20412\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/media\/20413"}],"wp:attachment":[{"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/media?parent=20412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/categories?post=20412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test2.hermagic.com\/pl\/wp-json\/wp\/v2\/tags?post=20412"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}