{"id":2537,"date":"2022-08-15T15:27:21","date_gmt":"2022-08-15T07:27:21","guid":{"rendered":"http:\/\/cnliutz.uicp.io\/?p=2537"},"modified":"2022-08-15T15:27:21","modified_gmt":"2022-08-15T07:27:21","slug":"%e5%88%a0%e9%99%a4%e9%9b%86%e5%90%88%e5%85%83%e7%b4%a0remove%e5%92%8cdiscard%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"http:\/\/g1n29wqq.ipyingshe.net:5347\/?p=2537","title":{"rendered":"\u5220\u9664\u96c6\u5408\u5143\u7d20remove\u548cdiscard\u7684\u533a\u522b"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>setA = set('Hello, World!')\nsetA.remove(\"X\")\nhelp(set.remove)<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Traceback (most recent call last):<br>File &#8220;&#8221;, line 2, in<br>setA.remove(&#8220;x&#8221;)<br>KeyError: &#8216;x&#8217;<\/p><\/blockquote>\n\n\n\n<p>Help on method_descriptor:<\/p>\n\n\n\n<p>remove(\u2026)<br>Remove an element from a set; it must be a member.<br>If the element is not a member, raise a KeyError.<br>\u96c6\u5408\u5143\u7d20\u4e0d\u5b58\u5728\uff0c\u63d0\u793a\u9519\u8bef\uff08KeyError\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>setA = set('Hello, World!')\nsetA.discard(\"X\")\nhelp(set.discard)<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u65e0\u9519\u8bef\u4fe1\u606f\u8f93\u51fa<\/p><\/blockquote>\n\n\n\n<p>Help on method_descriptor:<\/p>\n\n\n\n<p>discard(\u2026)<br>Remove an element from a set if it is a member.<br>If the element is not a member, do nothing.\u96c6\u5408\u5143\u7d20\u4e0d\u5b58\u5728\uff0c\u4e0d\u663e\u793a\u4efb\u4f55\u4fe1\u606f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Traceback (most recent call last):File &#038; <span class=\"readmore\"><a href=\"http:\/\/g1n29wqq.ipyingshe.net:5347\/?p=2537\">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":[2,10],"tags":[],"class_list":["post-2537","post","type-post","status-publish","format-standard","hentry","category-2","category-python"],"_links":{"self":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/2537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2537"}],"version-history":[{"count":0,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=\/wp\/v2\/posts\/2537\/revisions"}],"wp:attachment":[{"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2537"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/g1n29wqq.ipyingshe.net:5347\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}