{"id":80,"date":"2021-06-18T19:01:14","date_gmt":"2021-06-18T11:01:14","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/python\/?p=80"},"modified":"2021-06-18T19:01:14","modified_gmt":"2021-06-18T11:01:14","slug":"python%e5%8f%98%e9%87%8f%e5%8f%af%e5%8f%98%e4%b8%8e%e4%b8%8d%e5%8f%af%e5%8f%98","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/python\/post-80.html","title":{"rendered":"python\u53d8\u91cf\u53ef\u53d8\u4e0e\u4e0d\u53ef\u53d8"},"content":{"rendered":"\n<p>python\u4e2d\u7684\u53d8\u91cf\u53ef\u4ee5\u5206\u4e3a <strong><em>\u53ef\u53d8<\/em> <\/strong>\u4e0e <em><strong>\u4e0d\u53ef\u53d8<\/strong><\/em> \u7c7b\u578b<\/p>\n\n\n\n<h2>\u4e0d\u53ef\u53d8\u7c7b\u578b<\/h2>\n\n\n\n<p>\u4e0d\u53ef\u53d8\u7c7b\u578b, \u6307\u7684\u662f\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4e0d\u5141\u8bb8\u88ab\u4fee\u6539<\/p>\n\n\n\n<ul><li>\u6570\u5b57\u7c7b\u578b int, bool, float, complex, long(2.x)<\/li><li>\u5b57\u7b26\u4e32 str<\/li><li>\u5143\u7ec4 tuple<\/li><\/ul>\n\n\n\n<h2>\u53ef\u53d8\u7c7b\u578b<\/h2>\n\n\n\n<p>\u53ef\u53d8\u7c7b\u578b, \u6307\u5b9a\u662f\u5185\u5b58\u4e2d\u7684\u6570\u636e\u53ef\u4ee5\u88ab\u4fee\u6539<\/p>\n\n\n\n<ul><li>\u5217\u8868: list<\/li><li>\u5b57\u5178: dict<\/li><\/ul>\n\n\n\n<p>\u4e0d\u8fc7, \u5b57\u5178\u7684key\u662f\u4e0d\u53ef\u53d8\u7c7b\u578b, \u4e5f\u5c31\u662f\u8bf4\u5b57\u5178\u7684key\u4e0d\u80fd\u662flist\u6216\u8005dict<\/p>\n\n\n\n<p>\u53ef\u53d8\u7c7b\u578b, \u5b9e\u9645\u662f\u901a\u8fc7\u65b9\u6cd5\u6765\u4fee\u6539\u6570\u636e\u7684\u503c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>a = &#91;1,2,3]\nprint(id(a))\na.append(4)\nprint(id(a))  #\u4fee\u6539\u540e\u7684\u6570\u636ea,\u5730\u5740\u4e0d\u53d8<\/code><\/pre>\n\n\n\n<p><strong>ps:<\/strong> \u82e5\u5b57\u5178\u7684key\u662flist\u6216\u8005dict, \u62a5\u9519\u4e3aunhashable, hash\u662f\u54c8\u5e0c\u7684\u610f\u601d, \u5373hash(o), \u5b83\u662f\u4e00\u79cd\u7ebf\u6027\u6563\u5217\u7b97\u6cd5, \u4e0d\u53ef\u53d8\u7c7b\u578b\u5747\u53ef\u4ee5\u7b97\u51fa\u5b83\u7684hash, \u6bd4\u5982hash(&#8220;hello&#8221;), \u5728python3\u4e2d\u9ed8\u8ba4\u542f\u52a8\u65f6\u52a0\u76d0\u8fd0\u7b97<\/p>\n","protected":false},"excerpt":{"rendered":"<p>python\u4e2d\u7684\u53d8\u91cf\u53ef\u4ee5\u5206\u4e3a \u53ef\u53d8 \u4e0e \u4e0d\u53ef\u53d8 \u7c7b\u578b \u4e0d\u53ef\u53d8\u7c7b\u578b \u4e0d\u53ef\u53d8\u7c7b\u578b, \u6307\u7684\u662f\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4e0d\u5141\u8bb8\u88ab\u4fee\u6539&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/python\/post-80.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">python\u53d8\u91cf\u53ef\u53d8\u4e0e\u4e0d\u53ef\u53d8<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/80"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/comments?post=80"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/80\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/media?parent=80"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/categories?post=80"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/tags?post=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}