{"id":3650,"date":"2023-09-08T09:33:39","date_gmt":"2023-09-08T01:33:39","guid":{"rendered":"http:\/\/cnliutz.ipyingshe.net\/?p=3650"},"modified":"2024-09-02T11:33:24","modified_gmt":"2024-09-02T03:33:24","slug":"python%e6%95%b0%e6%8d%ae%e5%88%86%e6%9e%90%e5%ae%9e%e6%88%98-dataframe%e6%9f%90%e5%88%97%e7%9a%84%e5%80%bc%e5%88%86%e6%88%90%e4%b8%8d%e5%90%8c%e5%8c%ba%e9%97%b4%e5%b9%b6%e8%ae%a1%e7%ae%97%e9%a2%91","status":"publish","type":"post","link":"http:\/\/xc.ipyingshe.net:5347\/?p=3650","title":{"rendered":"Python\u6570\u636e\u5206\u6790\u5b9e\u6218-dataframe\u67d0\u5217\u7684\u503c\u5206\u6210\u4e0d\u540c\u533a\u95f4\u5e76\u8ba1\u7b97\u9891\u6570"},"content":{"rendered":"\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/p3-sign.toutiaoimg.com\/user-avatar\/b8e23421824b744bc8e6d680ae446459~300x300.image?_iz=112761&amp;from=tt_user.tuwen&amp;x-expires=1694822400&amp;x-signature=77kjfkvnVI8XqsyGnI%2BF4Tg8fng%3D\" alt=\"\" style=\"width:28px;height:28px\" width=\"28\" height=\"28\"\/><\/figure>\n\n\n\n<p>2023-9-7 15:39 <\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><\/li>\n<\/ol>\n\n\n\n<p><strong>\u5b9e\u73b0\u529f\u80fd<\/strong><\/p>\n\n\n\n<p>\u5c06dataframe\u67d0\u5217\u7684\u503c\u5206\u6210\u4e0d\u540c\u533a\u95f4\u5e76\u8ba1\u7b97\u6bcf\u4e2a\u533a\u95f4\u7684\u9891\u6570<\/p>\n\n\n\n<p><strong>\u5b9e\u73b0\u4ee3\u7801<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import pandas as pd\n\n# \u521b\u5efadataframe\ndata = {'Name':&#91;'Tom1', 'Jack1', 'Steve1', 'Ricky1', 'Tom2', 'Jack2', 'Steve2', 'Ricky2'],'Score':&#91;78,60,59,42,88,34,69,142]}\ndf = pd.DataFrame(data)\nprint(df)\n\n# \u5b9a\u4e49\u533a\u95f4\u548c\u6807\u7b7e\nbins = &#91;0, 60, 80, 90, float('inf')]\nlabels = &#91;'&lt;=60', '60-80', '80-90', '90+']\n\n# \u5c06 Score \u5217\u7684\u503c\u5206\u5165\u4e0d\u540c\u533a\u95f4\uff0c\u5e76\u8ba1\u7b97\u9891\u6570\ncounts = pd.cut(df&#91;'Score'], bins=bins, labels=labels).value_counts().sort_index()\n\nprint(counts)<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>2023-9-7 15:39 \u5b9e\u73b0\u529f\u80fd \u5c06dataframe\u67d0\u5217\u7684\u503c\u5206\u6210\u4e0d\u540c\u533a\u95f4 <span class=\"readmore\"><a href=\"http:\/\/xc.ipyingshe.net:5347\/?p=3650\">Continue Reading<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,1],"tags":[],"class_list":["post-3650","post","type-post","status-publish","format-standard","hentry","category-python","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/3650","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3650"}],"version-history":[{"count":1,"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/3650\/revisions"}],"predecessor-version":[{"id":3651,"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/3650\/revisions\/3651"}],"wp:attachment":[{"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3650"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xc.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}