{"id":932,"date":"2021-10-12T01:01:43","date_gmt":"2021-10-11T22:01:43","guid":{"rendered":"https:\/\/1.cbm.ua\/?p=932"},"modified":"2021-10-12T18:24:46","modified_gmt":"2021-10-12T15:24:46","slug":"%d1%81%d0%be%d1%80%d1%82%d0%b8%d1%80%d0%be%d0%b2%d0%ba%d0%b0-%d0%b2-python-3","status":"publish","type":"post","link":"https:\/\/1.cbm.ua\/?p=932","title":{"rendered":"??? \u0421\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430 \u0432 Python-3 ( sorted(); .sort() )"},"content":{"rendered":"\n<pre class=\"wp-block-preformatted\"><\/pre>\n\n\n\n<p><a href=\"https:\/\/docs.python.org\/3\/howto\/sorting.html\">URL \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a<\/a><\/p>\n\n\n\n<p>\u0420\u0430\u0437\u043e\u0431\u0440\u0430\u0442\u044c\u0441\u044f \u0441 \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u043e\u0439 \u0438 \u0437\u0430\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u044d\u0442\u0443 \u0441\u0442\u0430\u0442\u044c\u044e.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0447\u0430\u043d\u0438\u0435.<\/strong>&nbsp;\u0421\u0430\u043c\u0430\u044f \u043f\u0440\u043e\u0441\u0442\u0430\u044f \u0440\u0430\u0437\u043d\u0438\u0446\u0430 \u043c\u0435\u0436\u0434\u0443&nbsp;<code>sort()<\/code>\u0438&nbsp;<code>sorted()<\/code>\u0437\u0430\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u0432 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u043c:&nbsp;<code>sort()<\/code>\u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442 \u0441\u043f\u0438\u0441\u043e\u043a \u043d\u0430\u043f\u0440\u044f\u043c\u0443\u044e \u0438 \u043d\u0435 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043d\u0438\u043a\u0430\u043a\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f, \u0430&nbsp;<code>sorted()<\/code>\u043d\u0435 \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442 \u0441\u043f\u0438\u0441\u043e\u043a, \u043d\u043e \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a.<\/p>\n\n\n\n<p><strong>\u0434\u0440\u0443\u0433\u0438\u043c\u0438 \u0441\u043b\u043e\u0432\u0430\u043c\u0438<\/strong><\/p>\n\n\n\n<p><code>sort()<\/code>\u041c\u0435\u0442\u043e\u0434 \u043d\u0435 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043d\u0438\u043a\u0430\u043a\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f, \u043e\u043d \u043c\u0435\u043d\u044f\u0435\u0442 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a. \u0415\u0441\u043b\u0438 \u0432\u044b \u0445\u043e\u0442\u0438\u0442\u0435, \u0447\u0442\u043e\u0431\u044b \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u043b\u0430 \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a, \u0430 \u043d\u0435 \u0438\u0437\u043c\u0435\u043d\u044f\u043b\u0430 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435&nbsp;<code>sorted()<\/code>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u041f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e&nbsp;<code>sort()<\/code>\u043d\u0435 \u0442\u0440\u0435\u0431\u0443\u0435\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432.&nbsp;\u041e\u0434\u043d\u0430\u043a\u043e \u0443 \u043d\u0435\u0433\u043e \u0435\u0441\u0442\u044c \u0434\u0432\u0430 \u043d\u0435\u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>reverse<\/strong>&nbsp;&#8212; \u0415\u0441\u043b\u0438&nbsp;<code>True<\/code>, \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a \u043f\u0435\u0440\u0435\u0432\u0435\u0440\u043d\u0443\u0442 (\u0438\u043b\u0438 \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d \u0432 \u043f\u043e\u0440\u044f\u0434\u043a\u0435 \u0443\u0431\u044b\u0432\u0430\u043d\u0438\u044f)<\/li><li><strong>key<\/strong>&nbsp;&#8212; \u0444\u0443\u043d\u043a\u0446\u0438\u044f, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0441\u043b\u0443\u0436\u0438\u0442 \u043a\u043b\u044e\u0447\u043e\u043c \u0434\u043b\u044f \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043e\u043a<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code><strong><a href=\"https:\/\/docs.python.org\/3\/howto\/sorting.html\">https:\/\/docs.python.org\/3\/howto\/sorting.html<\/a><\/strong>\n\n<a href=\"https:\/\/www.programiz.com\/python-programming\/methods\/list\/sort\">https:\/\/www.programiz.com\/python-programming\/methods\/list\/sort<\/a>\n\n<a href=\"https:\/\/tproger.ru\/translations\/python-sorting\/\">https:\/\/tproger.ru\/translations\/python-sorting\/<\/a>\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-nv-c-1-color\">\u041f\u0440\u0438\u043c\u0435\u0440 \u2116 1<\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># random list\nrandom = [(2, 2), (3, 4), (4, 1), (1, 3)]\n\n\n# sort list with key\nrandom.sort()\n\n# print list\nprint('Sorted list:', random) # Sorted list: [(1, 3), (2, 2), (3, 4), (4, 1)]\n\n<\/pre>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Sorted list: [(<span class=\"has-inline-color has-neve-link-hover-color-color\">1<\/span>, 3), (<span class=\"has-inline-color has-neve-link-color-color\">2<\/span>, 2), (<span class=\"has-inline-color has-neve-link-color-color\">3<\/span>, 4), (<span class=\"has-inline-color has-neve-link-color-color\">4<\/span>, 1)]<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-nv-c-1-color\">\u041f\u0440\u0438\u043c\u0435\u0440 \u2116 2<\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># random list\nrandom = [(2, 2), (3, 4), (4, 1), (1, 3)]\n\n# take second element for sort\ndef takeSecond(elem):\n    return elem[1]\n\n\n# sort list with key\nrandom.sort(key=takeSecond)\n\n# print list\nprint('Sorted list:', random) # Sorted list: [(4, 1), (2, 2), (1, 3), (3, 4)]\n\n<\/pre>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Sorted list: [(4, <span class=\"has-inline-color has-neve-link-color-color\">1<\/span>), (2, <span class=\"has-inline-color has-neve-link-color-color\">2<\/span>), (1, <span class=\"has-inline-color has-neve-link-color-color\">3<\/span>), (3, <span class=\"has-inline-color has-neve-link-color-color\">4<\/span>)]<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<p>\u0412 \u041f\u0440\u0438\u043c\u0435\u0440\u0435 \u21162 \u043a\u043b\u044e\u0447\u0443 &#171;key&#187; \u043f\u0440\u0438\u0441\u0432\u0430\u0438\u0432\u0430\u0435\u043c \u0441\u0441\u044b\u043b\u043a\u0443 \u043d\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u044e &#171;takeSecond&#187;.  <\/p>\n\n\n\n<p>\u041f\u0440\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u0441\u0442\u0440\u043e\u043a\u0438 &#171;random.sort(key=takeSecond)&#187; \u043a\u0430\u0436\u0434\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0438\u0437 \u0441\u043f\u0438\u0441\u043a\u0430 [(2, 2), (3, 4), (4, 1), (1, 3)] \u043f\u0435\u0440\u0435\u0434\u0430\u0435\u0442\u0441\u044f \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u0442.\u0435. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(2, 2)\n(3, 4)\n(4, 1)\n(1, 3)<\/code><\/pre>\n\n\n\n<p>\u0424\u0443\u043d\u043a\u0446\u0438\u044f \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <strong>2<\/strong> \u044d\u043b\u0435\u043c\u0435\u043d\u0442 &#171;return elem<strong>[1]<\/strong>&#171;, \u0442.\u0435. &#171;<strong>2, 4, 1, 3<\/strong>&#187; \u0438 \u043f\u043e \u044d\u0442\u043e\u043c\u0443 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u044c\u0441\u044f \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-nv-c-1-color\">\u041f\u0440\u0438\u043c\u0435\u0440 \u2116 3<\/span><\/h2>\n\n\n\n<p>\u0421\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430 \u0441\u043b\u043e\u0432\u0430\u0440\u044f \u043f\u043e \u043e\u0434\u043d\u043e\u043c\u0443 \u0438\u0437 \u043a\u043b\u044e\u0447\u0435\u0439, <\/p>\n\n\n\n<p>\u0421\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430 \u0441\u043f\u0438\u0441\u043a\u043e\u0432 \u043f\u043e \u043a\u043b\u044e\u0447\u0443.<br>\u0423 \u0441\u043f\u0438\u0441\u043a\u043e\u0432 \u0435\u0441\u0442\u044c \u043c\u0435\u0442\u043e\u0434 sort(), \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0441\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b. \u0422\u0430\u043a\u0436\u0435 \u0435\u0441\u0442\u044c \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442 reverse, \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u043c\u043e\u0436\u043d\u043e \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0432 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u043c \u043f\u043e\u0440\u044f\u0434\u043a\u0435 \u043f\u0440\u0438 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0438 True.<br>\u041d\u043e \u0435\u0449\u0435 \u0435\u0441\u0442\u044c \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442 key, \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0438\u0439 \u0437\u0430 \u043a\u0440\u0438\u0442\u0435\u0440\u0438\u0439 \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0438. \u041e\u043d \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u044e, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043a \u043a\u0430\u0436\u0434\u043e\u043c\u0443 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0443. \u0412\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0438 \u0435\u0441\u0442\u044c \u043a\u0440\u0438\u0442\u0435\u0440\u0438\u0439, \u043f\u043e \u043a\u043e\u0442\u043e\u0440\u043e\u043c\u0443 \u043f\u0440\u043e\u0438\u0437\u043e\u0439\u0434\u0435\u0442 \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430.<\/p>\n\n\n\n<p>\u0412 \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043d\u0438\u0436\u0435 \u0443 \u043d\u0430\u0441 \u0435\u0441\u0442\u044c \u0441\u043f\u0438\u0441\u043e\u043a \u0438\u0437 \u0441\u043b\u043e\u0432\u0430\u0440\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0442\u044c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u043c\u0430\u0448\u0438\u043d. \u041c\u044b \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043b\u0438 \u0441\u043f\u0438\u0441\u043e\u043a \u043f\u043e \u0433\u043e\u0434\u0430\u043c \u0438\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u0430, \u0442\u043e \u0435\u0441\u0442\u044c \u043f\u043e \u043a\u043b\u044e\u0447\u0443 &#8216;year&#8217;.<\/p>\n\n\n\n<p>\u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e <strong>lambda<\/strong> (\u0430\u043d\u043e\u043d\u0438\u043c\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u044f)<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">cars = [\n    {'brand1': 'Ford', 'year': 2005},\n    {'brand': 'Mitsubishi', 'year': 2000},\n    {'brand': 'BMW', 'year': 2019},\n    {'brand': 'VW', 'year': 2011}\n]\n\nprint('\u0411\u044b\u043b\u043e\\n', cars, '\\n')\ncars.sort(key = lambda car: car['year'])\n\nprint('\u0421\u0442\u0430\u043b\u043e\\n', cars)\n<\/pre>\n\n\n\n<p>\u0438\u043b\u0438  \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e <strong>\u0424\u0443\u043d\u043a\u0446\u0438\u044e<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">cars = [\n    {'brand1': 'Ford', 'year': 2005},\n    {'brand': 'Mitsubishi', 'year': 2000},\n    {'brand': 'BMW', 'year': 2019},\n    {'brand': 'VW', 'year': 2011}\n]\n\ndef function_jp(car):\n    return car['year']\n\nprint('\u0411\u044b\u043b\u043e\\n', cars, '\\n')\ncars.sort(key = function_jp)\n\nprint('\u0421\u0442\u0430\u043b\u043e\\n', cars)\n<\/pre>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><strong>\u0411\u044b\u043b\u043e\n<\/strong>\n &#91;{'brand1': 'Ford', 'year': 2005}, {'brand': 'Mitsubishi', 'year': 2000}, {'brand': 'BMW', 'year': 2019}, {'brand': 'VW', 'year': 2011}] \n\n<strong>\u0421\u0442\u0430\u043b\u043e\n<\/strong>\n &#91;{'brand': 'Mitsubishi', 'year': 2000}, {'brand1': 'Ford', 'year': 2005}, {'brand': 'VW', 'year': 2011}, {'brand': 'BMW', 'year': 2019}]<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-nv-c-1-color\">\u041f\u0440\u0438\u043c\u0435\u0440 \u2116 4<\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># sorting using custom key\nemployees = [\n    {'Name': 'Alan Turing', 'age': 25, 'salary': 10000},\n    {'Name': 'Sharon Lin', 'age': 30, 'salary': 8000},\n    {'Name': 'John Hopkins', 'age': 18, 'salary': 1000},\n    {'Name': 'Mikhail Tal', 'age': 40, 'salary': 15000},\n]\n\n\ndef print_jp(dict_jp):\n    # \u0412\u044b\u0432\u043e\u0434 \u043f\u043e\u0441\u0442\u0440\u043e\u0447\u043d\u043e \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u0441\u043f\u0438\u0441\u043a\u0430\n    for s in dict_jp:\n        print(s)\n    print('\\n\\n')\n\n# \u043d\u0430\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0434\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0430\u0445\ndef get_name(employee):\n    # \u0411\u0443\u0434\u0435\u043c \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u043e \u043a\u043b\u044e\u0447\u0443\u044e 'Name'\n    return employee['Name'] # return employee.get('Name') # \u0410\u043d\u0430\u043b\u043e\u0433\n\n\ndef get_age(employee):\n    # \u0411\u0443\u0434\u0435\u043c \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u043e \u043a\u043b\u044e\u0447\u0443\u044e 'age'\n    return employee['age'] # return employee.get('age') # \u0410\u043d\u0430\u043b\u043e\u0433\n\n\ndef get_salary(employee):\n    # \u0411\u0443\u0434\u0435\u043c \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u043e \u043a\u043b\u044e\u0447\u0443\u044e 'salary'\n    return employee['salary']# return employee.get('') # \u0410\u043d\u0430\u043b\u043e\u0433\n\n\n# sort by name (Ascending order)\nemployees.sort(key=get_name)\nprint_jp(employees)\n\n# sort by Age (Ascending order)\nemployees.sort(key=get_age)\nprint_jp(employees)\n\n# sort by salary (Descending order)\nemployees.sort(key=get_salary, reverse=True)\nprint_jp(employees)\n<\/pre>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{'Name': '<span class=\"has-inline-color has-nv-c-1-color\">Alan Turing<\/span>', 'age': 25, 'salary': 10000}\n{'Name': '<span class=\"has-inline-color has-nv-c-1-color\">John Hopkins<\/span>', 'age': 18, 'salary': 1000}\n{'Name': '<span class=\"has-inline-color has-nv-c-1-color\">Mikhail Tal<\/span>', 'age': 40, 'salary': 15000}\n{'Name': '<span class=\"has-inline-color has-nv-c-1-color\">Sharon Lin<\/span>', 'age': 30, 'salary': 8000}\n\n\n{'Name': 'John Hopkins', 'age': <span class=\"has-inline-color has-nv-c-1-color\">18<\/span>, 'salary': 1000}\n{'Name': 'Alan Turing', 'age': <span class=\"has-inline-color has-nv-c-1-color\">25<\/span>, 'salary': 10000}\n{'Name': 'Sharon Lin', 'age': <span class=\"has-inline-color has-nv-c-1-color\">30<\/span>, 'salary': 8000}\n{'Name': 'Mikhail Tal', 'age': <span class=\"has-inline-color has-nv-c-1-color\">40<\/span>, 'salary': 15000}\n\n\n{'Name': 'Mikhail Tal', 'age': 40, 'salary': <span class=\"has-inline-color has-nv-c-1-color\">15000<\/span>}\n{'Name': 'Alan Turing', 'age': 25, 'salary': <span class=\"has-inline-color has-nv-c-1-color\">10000<\/span>}\n{'Name': 'Sharon Lin', 'age': 30, 'salary': <span class=\"has-inline-color has-nv-c-1-color\">8000<\/span>}\n{'Name': 'John Hopkins', 'age': 18, 'salary': <span class=\"has-inline-color has-nv-c-1-color\">1000<\/span>}<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"> <span class=\"has-inline-color has-nv-c-1-color\">\u041f\u0440\u0438\u043c\u0435\u0440 \u2116 5<\/span><\/h2>\n\n\n\n<p>\u0424\u0443\u043d\u043a\u0446\u0438\u0438 \u043c\u043e\u0434\u0443\u043b\u044f <strong><span class=\"has-inline-color has-nv-c-2-color\">operator<\/span><\/strong><\/p>\n\n\n\n<p>Python \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0443\u0434\u043e\u0431\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u0443\u043f\u0440\u043e\u0449\u0430\u044e\u0449\u0438\u0435 \u0438 \u0443\u0441\u043a\u043e\u0440\u044f\u044e\u0449\u0438\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0438. <\/p>\n\n\n\n<p>\u041c\u043e\u0434\u0443\u043b\u044c &nbsp;<a href=\"https:\/\/docs.python.org\/3\/library\/operator.html#module-operator\"><code>operator<\/code><\/a> \u0438\u043c\u0435\u0435\u0442&nbsp;<a href=\"https:\/\/docs.python.org\/3\/library\/operator.html#operator.itemgetter\"><code>itemgetter()<\/code><\/a>,&nbsp;<a href=\"https:\/\/docs.python.org\/3\/library\/operator.html#operator.attrgetter\"><code>attrgetter()<\/code><\/a>\u0438&nbsp;<a href=\"https:\/\/docs.python.org\/3\/library\/operator.html#operator.methodcaller\"><code>methodcaller()<\/code><\/a>\u0444\u0443\u043d\u043a\u0446\u0438\u044e.<\/p>\n\n\n\n<p>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u044d\u0442\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u043d\u044b\u0435 \u0432\u044b\u0448\u0435 \u043f\u0440\u0438\u043c\u0435\u0440\u044b \u0441\u0442\u0430\u043d\u043e\u0432\u044f\u0442\u0441\u044f \u043f\u0440\u043e\u0449\u0435 \u0438 \u0431\u044b\u0441\u0442\u0440\u0435\u0435:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">student_tuples = [\n    ('john', 'A', 15),\n    ('jane', 'B', 12),\n    ('dave', 'B', 10),\n    ]\n\n\nfrom operator import itemgetter, attrgetter\n\nprint( sorted(student_tuples, key=itemgetter(1, 2)) )<\/pre>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span> \u0441\u043f\u0435\u0440\u0432\u0430 \u0441\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043f\u043e 2-\u0443 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u0443, \u0430 \u0443\u0436\u0435 \u043f\u043e\u0442\u043e\u043c \u043f\u043e 3-\u043c\u0443 \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u0443.<\/p>\n\n\n\n<p>[(&#8216;john&#8217;, &#8216;<span class=\"has-inline-color has-nv-c-1-color\"><strong>A<\/strong><\/span>&#8216;, <span class=\"has-inline-color has-neve-link-hover-color-color\"><strong>15<\/strong><\/span>), (&#8216;dave&#8217;, &#8216;<strong><span class=\"has-inline-color has-nv-c-1-color\">B<\/span><\/strong>&#8216;, <strong><span class=\"has-inline-color has-neve-link-hover-color-color\">10<\/span><\/strong>), (&#8216;jane&#8217;, &#8216;<strong><span class=\"has-inline-color has-nv-c-1-color\">B<\/span><\/strong>&#8216;, <strong><span class=\"has-inline-color has-neve-link-hover-color-color\">12<\/span><\/strong>)]<\/p>\n\n\n\n<p><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">from operator import itemgetter, attrgetter\n\nclass Student:\n    def __init__(self, name, grade, age):\n        self.name = name\n        self.grade = grade\n        self.age = age\n\n    def __repr__(self):\n        return repr((self.name, self.grade, self.age))\n\n\n\nstudent_objects = [\n    Student('john', 'A', 15),\n    Student('jane', 'B', 12),\n    Student('dave', 'B', 10)\n    ]\n\n\n\nprint( sorted(student_objects, key=attrgetter('grade', 'age')) )<\/pre>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span><\/p>\n\n\n\n<p>[(&#8216;john&#8217;, &#8216;<span class=\"has-inline-color has-nv-c-1-color\"><strong>A<\/strong><\/span>&#8216;, <span class=\"has-inline-color has-neve-link-hover-color-color\"><strong>15<\/strong><\/span>), (&#8216;dave&#8217;, &#8216;<strong><span class=\"has-inline-color has-nv-c-1-color\">B<\/span><\/strong>&#8216;, <strong><span class=\"has-inline-color has-neve-link-hover-color-color\">10<\/span><\/strong>), (&#8216;jane&#8217;, &#8216;<strong><span class=\"has-inline-color has-nv-c-1-color\">B<\/span><\/strong>&#8216;, <strong><span class=\"has-inline-color has-neve-link-hover-color-color\">12<\/span><\/strong>)]<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-nv-c-1-color\">\u041f\u0440\u0438\u043c\u0435\u0440 \u2116 6<\/span><\/h2>\n\n\n\n<p>\u0434\u043b\u044f \u0440\u0435\u0432\u0435\u0440\u0441\u0430 \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0438 \u0432 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u043c \u043f\u043e\u0440\u044f\u0434\u043a\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">, reverse=<strong>True<\/strong>\n\u043d\u043e \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0435\u0433\u043e \u043c\u043e\u0436\u043d\u043e \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u0442\u044c \u0441\u0442\u0430\u0437\u0443 \u043a\u043e \u0432\u0441\u0435\u043c \u0432\u044b\u0431\u0440\u0430\u043d\u043d\u044b\u043c \u043a\u043b\u044e\u0447\u0430\u043c \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0438<\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>print( sorted(student_objects, key=attrgetter('grade', 'age')), <strong>reverse = True<\/strong>) )\nprint( sorted(student_tuples, key=itemgetter(1, 2), <strong>reverse = True<\/strong>) )<\/code><\/pre>\n\n\n\n<pre id=\"block-e286afd0-3c05-475b-9516-3e6615877d2f\" class=\"wp-block-preformatted\">, \u0442\u043e \u0447\u0442\u043e\u0431\u044b \u043c\u043e\u0436\u043d\u043e \u0431\u044b\u043b\u043e \u0443\u043a\u0430\u0437\u0430\u0442\u044c \u043d\u0443\u0436\u0435\u043d \u043b\u0438 \u0440\u0435\u0432\u0435\u0440\u0441 \u0434\u043b\u044f \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u043e\u0433\u043e \u043a\u043b\u044e\u0447\u0430 \u0441\u0442\u043e\u0438\u0442 \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u0442\u0430\u043a:<\/pre>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">from operator import itemgetter, attrgetter\n\nclass Student:\n    def __init__(self, name, grade, age):\n        self.name = name\n        self.grade = grade\n        self.age = age\n\n    def __repr__(self):\n        return repr((self.name, self.grade, self.age))\n\n\nstudent_objects = [\n    Student('john', 'A', 15),\n    Student('jane', 'B', 12),\n    Student('dave', 'B', 10)\n    ]\n\n\ndef multisort(xs, specs):\n    for key, reverse in reversed(specs):\n        xs.sort(key=attrgetter(key), reverse=reverse)\n    return xs\n\nprint(  multisort(list(student_objects), (('grade', True), ('age', False))) )\n<\/pre>\n\n\n\n<p>((<strong>&#8216;grade&#8217;<\/strong>, <strong>True<\/strong>), (<strong>&#8216;age&#8217;<\/strong>, <strong>False<\/strong>)) \u0432 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0435 \u0432\u044b\u0448\u0435 \u0437\u0430\u0434\u0430\u043d\u0430 \u0442\u0430\u043a\u0430\u044f \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430, \u0442.\u0435. \u0434\u043b\u044f \u043a\u043b\u044e\u0447\u0430  <strong>&#8216;grade&#8217;<\/strong>  \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0440\u0435\u0432\u0435\u0440\u0441  (\u0442.\u0435. \u0441\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u043c \u0432 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u043c \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0438), \u0430 \u0434\u043b\u044f \u043a\u043b\u044e\u0447\u0430  <strong>&#8216;age&#8217;<\/strong> \u0440\u0435\u0432\u0435\u0440\u0441 \u043d\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c.<\/p>\n\n\n\n<p><span style=\"color:#737070\" class=\"has-inline-color\">\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0432\u044b\u0432\u043e\u0434\u0430:<\/span> <\/p>\n\n\n\n<p>[(&#8216;dave&#8217;, &#8216;B&#8217;, 10), (&#8216;jane&#8217;, &#8216;B&#8217;, 12), (&#8216;john&#8217;, &#8216;A&#8217;, 15)]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>URL \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a \u0420\u0430\u0437\u043e\u0431\u0440\u0430\u0442\u044c\u0441\u044f \u0441 \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u043e\u0439 \u0438 \u0437\u0430\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u044d\u0442\u0443 \u0441\u0442\u0430\u0442\u044c\u044e. \u041f\u0440\u0438\u043c\u0435\u0447\u0430\u043d\u0438\u0435.&nbsp;\u0421\u0430\u043c\u0430\u044f \u043f\u0440\u043e\u0441\u0442\u0430\u044f \u0440\u0430\u0437\u043d\u0438\u0446\u0430 \u043c\u0435\u0436\u0434\u0443&nbsp;sort()\u0438&nbsp;sorted()\u0437\u0430\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u0432 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u043c:&nbsp;sort()\u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442 \u0441\u043f\u0438\u0441\u043e\u043a \u043d\u0430\u043f\u0440\u044f\u043c\u0443\u044e \u0438 \u043d\u0435 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043d\u0438\u043a\u0430\u043a\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f, \u0430&nbsp;sorted()\u043d\u0435 \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442 \u0441\u043f\u0438\u0441\u043e\u043a, \u043d\u043e \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a. \u0434\u0440\u0443\u0433\u0438\u043c\u0438 \u0441\u043b\u043e\u0432\u0430\u043c\u0438 sort()\u041c\u0435\u0442\u043e\u0434 \u043d\u0435 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043d\u0438\u043a\u0430\u043a\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f, \u043e\u043d \u043c\u0435\u043d\u044f\u0435\u0442 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a. \u0415\u0441\u043b\u0438 \u0432\u044b \u0445\u043e\u0442\u0438\u0442\u0435, \u0447\u0442\u043e\u0431\u044b \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u043b\u0430 \u043e\u0442\u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a, \u0430 \u043d\u0435 \u0438\u0437\u043c\u0435\u043d\u044f\u043b\u0430 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u0441\u043f\u0438\u0441\u043e\u043a, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435&nbsp;sorted(). \u041f\u043e&hellip;&nbsp;<a href=\"https:\/\/1.cbm.ua\/?p=932\" rel=\"bookmark\">\u041f\u043e\u0434\u0440\u043e\u0431\u043d\u0435\u0435 &raquo;<span class=\"screen-reader-text\">??? \u0421\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430 \u0432 Python-3 ( sorted(); .sort() )<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[2],"tags":[25],"class_list":["post-932","post","type-post","status-publish","format-standard","hentry","category-python","tag-help"],"_links":{"self":[{"href":"https:\/\/1.cbm.ua\/index.php?rest_route=\/wp\/v2\/posts\/932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/1.cbm.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/1.cbm.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/1.cbm.ua\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/1.cbm.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=932"}],"version-history":[{"count":18,"href":"https:\/\/1.cbm.ua\/index.php?rest_route=\/wp\/v2\/posts\/932\/revisions"}],"predecessor-version":[{"id":987,"href":"https:\/\/1.cbm.ua\/index.php?rest_route=\/wp\/v2\/posts\/932\/revisions\/987"}],"wp:attachment":[{"href":"https:\/\/1.cbm.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/1.cbm.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/1.cbm.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}