{"id":162,"date":"2024-10-09T22:14:11","date_gmt":"2024-10-09T14:14:11","guid":{"rendered":"http:\/\/www.xxszxw.net\/?p=162"},"modified":"2025-06-22T19:44:20","modified_gmt":"2025-06-22T11:44:20","slug":"python%e5%ad%97%e5%85%b8%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"http:\/\/www.xxszxw.net\/?p=162","title":{"rendered":"python\u5b57\u5178\u5e38\u7528\u547d\u4ee4"},"content":{"rendered":"\n

 in \u5305\u542b       not  in   \u4e0d\u5305\u542b<\/strong><\/strong><\/p>\n\n\n\n

     len()\u2014\u2014\u5b57\u7b26\u4e32\u957f\u5ea6       sum()\u2014\u2014\u952e\u7684\u548c    <\/strong>sum(n.values())<\/strong>\u2014\u2014\u503c\u7684\u548c<\/strong><\/strong><\/p>\n\n\n\n

     max()\u2014\u2014\u627e\u6700\u5927\u7684\u952e         <\/strong>max(n.values())<\/strong>\u2014\u2014\u627e\u6700\u5927\u7684\u503c<\/strong><\/strong><\/p>\n\n\n\n

min()\u2014\u2014\u627e\u6700\u5c0f\u7684\u952e         <\/strong>min(n.values()) <\/strong>\u2014\u2014\u627e<\/strong>\u6700\u5c0f\u7684\u503c<\/strong><\/strong><\/p>\n\n\n\n

x=list(n.keys()) \u2014\u2014\u63d0\u53d6\u5b57\u5178\u7684\u952e\u7ec4\u6210\u5217\u8868<\/strong><\/strong><\/p>\n\n\n\n

x=list(n.values()) \u2014\u2014\u63d0\u53d6\u5b57\u5178\u7684\u503c\u7ec4\u6210\u5217\u8868<\/strong><\/strong><\/p>\n\n\n\n

x=list(n.items())\u2014\u2014\u63d0\u53d6\u5b57\u5178\u7684\u952e\u503c\u7ec4\u6210\u5217\u8868<\/strong><\/strong><\/p>\n\n\n\n

del n[“<\/strong>\u5c0f\u738b<\/strong>“]\u2014\u2014<\/strong>\u5220\u9664\u67d0\u4e2a\u5143\u7d20   <\/strong>del n\u2014\u2014\u5220\u9664\u6574\u4e2a\u5b57\u5178   n.clear()\u2014\u2014\u6e05\u7a7a\u5b57\u5178<\/strong><\/strong><\/p>\n\n\n\n

dict.fromkeys(n,1)<\/strong>\u2014\u2014<\/strong>\u5217\u8868\u8f6c\u5316\u6210\u5b57\u5178\u7684\u952e\uff0c\u5e76\u8bbe\u7f6e\u7edf\u4e00\u7684\u503c<\/strong><\/strong><\/p>\n\n\n\n

n.update(m)<\/strong>\u2014\u2014<\/strong>\u4e8c\u4e2a\u5b57\u5178\u5408\u5e76<\/strong><\/strong><\/p>\n\n\n\n

sorted(n)\u2014\u2014<\/strong>\u5bf9\u952e\u8fdb\u884c\u6392\u5e8f<\/strong><\/strong><\/p>\n\n\n\n

sorted(n.values) \u2014\u2014<\/strong>\u5bf9\u503c\u8fdb\u884c\u6392\u5e8f<\/strong><\/strong><\/p>\n\n\n\n

sorted(n.items()<\/strong>)\u2014\u2014<\/strong>\u6309\u952e\u6392\u5e8f<\/strong><\/strong><\/p>\n\n\n\n

sorted(n.items(),key = lambda x:x[1])<\/strong>\u2014\u2014<\/strong>\u6309\u503c\u6392\u5e8f<\/strong><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

 in \u5305\u542b       not  in   \u4e0d\u5305\u542b    &nbsp… <\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-162","post","type-post","status-publish","format-standard","hentry","category-dnjs"],"views":1000,"_links":{"self":[{"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=\/wp\/v2\/posts\/162"}],"collection":[{"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=162"}],"version-history":[{"count":1,"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=\/wp\/v2\/posts\/162\/revisions"}],"predecessor-version":[{"id":163,"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=\/wp\/v2\/posts\/162\/revisions\/163"}],"wp:attachment":[{"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=162"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=162"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xxszxw.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}