{"id":205453,"date":"2025-05-29T11:08:13","date_gmt":"2025-05-29T03:08:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205453\/"},"modified":"2025-05-29T11:08:13","modified_gmt":"2025-05-29T03:08:13","slug":"python%e4%b8%ad%e7%9a%84%e6%98%9f%e5%8f%b7%e8%a1%a8%e8%be%be%e5%bc%8f%ef%bc%9a%e5%a6%82%e4%bd%95%e6%ad%a3%e7%a1%ae%e4%bd%bf%e7%94%a8%e8%bf%9b%e8%a1%8c%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e6%8b%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205453\/","title":{"rendered":"Python\u4e2d\u7684\u661f\u53f7\u8868\u8fbe\u5f0f\uff1a\u5982\u4f55\u6b63\u786e\u4f7f\u7528*\u8fdb\u884c\u6570\u636e\u7ed3\u6784\u62c6\u5206\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python\u4e2d\u7684\u661f\u53f7\u8868\u8fbe\u5f0f\uff1a\u5982\u4f55\u6b63\u786e\u4f7f\u7528*\u8fdb\u884c\u6570\u636e\u7ed3\u6784\u62c6\u5206\uff1f<\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300aPython\u4e2d\u7684\u661f\u53f7\u8868\u8fbe\u5f0f\uff1a\u5982\u4f55\u6b63\u786e\u4f7f\u7528*\u8fdb\u884c\u6570\u636e\u7ed3\u6784\u62c6\u5206\uff1f\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241202\/1733130767674d7a0fe61d5.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python\u7684\u661f\u53f7\u8868\u8fbe\u5f0f\uff1a<em>\u3001<\/em><\/strong>\u6df1\u5165\u89e3\u6790*<\/p>\n<p>\u5728python\u4e2d\uff0c\u661f\u53f7\u8868\u8fbe\u5f0f\uff08<em>\u3001<\/em>*\uff09\u7528\u4e8e\u62c6\u5206\u6570\u636e\u7ed3\u6784\uff0c\u5176\u4e2d\uff1a<\/p>\n<p>*\uff1a\u7528\u4e8e\u62c6\u5206\u5e8f\u5217\uff08\u5217\u8868\u3001\u5143\u7ec4\uff09<br \/>**\uff1a\u7528\u4e8e\u62c6\u5206\u6620\u5c04\uff08\u5b57\u5178\uff09<\/p>\n<p>\u4e0d\u8fc7\uff0c\u5bf9\u4e8e*\u7684\u7528\u6cd5\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u8981\u70b9\uff1a<\/p>\n<p><strong>\u9519\u8bef\u5199\u6cd5\uff1a\u4e0d\u4f7f\u7528\u9017\u53f7<\/strong><\/p>\n<pre>*a = range(0, 5, 2)  # \u9519\u8bef\uff0c\u8bed\u6cd5\u9519\u8bef\uff1a\u661f\u53f7\u8868\u8fbe\u5f0f\u76ee\u6807\u5fc5\u987b\u5728\u5217\u8868\u6216\u5143\u7ec4\u4e2d<\/pre>\n<p><strong>\u6b63\u786e\u5199\u6cd5\uff1a\u4f7f\u7528\u9017\u53f7<\/strong><\/p>\n<pre>a, = range(0, 5, 2)\n[a] = range(0, 5, 2)<\/pre>\n<p>\u5728\u8fd9\u4e9b\u5199\u6cd5\u4e2d\uff0c\u9017\u53f7\u7684\u4f5c\u7528\u662f\u5c06a\u58f0\u660e\u4e3a\u4e00\u4e2a\u7701\u7565\u5706\u62ec\u53f7\u7684\u5143\u7ec4\u7c7b\u578b\u3002\u8fd9\u79cd\u5199\u6cd5\u4e4b\u6240\u4ee5\u6709\u6548\uff0c\u662f\u56e0\u4e3apython\u8bed\u6cd5\u5141\u8bb8\u5728\u4e00\u884c\u4e2d\u5b9a\u4e49\u591a\u4e2a\u53d8\u91cf\uff0c\u800c\u9017\u53f7\u5206\u9694\u7b26\u5145\u5f53\u53d8\u91cf\u5217\u8868\u7684\u5206\u9694\u7b26\u3002<\/p>\n<p><strong>\u573a\u666f\u9650\u5236<\/strong><\/p>\n<p>*\u53ea\u80fd\u4f7f\u7528\u5143\u7ec4\u548c\u5217\u8868\u5bf9\u8c61\u8fdb\u884c\u63a5\u6536<br \/><em>\u4e0d\u80fd\u76f4\u63a5\u4f7f\u7528<\/em>a\uff08\u5fc5\u987b\u4f7f\u7528\u5143\u7ec4\u6216\u5217\u8868\u5c06\u5176\u62ec\u8d77\u6765\uff09<\/p>\n<p><strong>\u9488\u5bf9\u5b57\u5178\u7684\u62c6\u5206<\/strong><\/p>\n<p><strong>\u4f7f\u7528<\/strong>\uff1a<\/p>\n<pre>**kwargs = {\"name\": \"Bob\", \"age\": 25}<\/pre>\n<p>\u8fd9\u5c06\u521b\u5efa\u540d\u4e3akwargs\u7684\u5b57\u5178\u53d8\u91cf\uff0c\u5176\u4e2d\u5305\u542b\u6765\u81ea\u8f93\u5165\u5b57\u5178\u7684\u6240\u6709\u952e\u503c\u5bf9\u3002<\/p>\n<p>\u53c2\u8003\u94fe\u63a5\uff1a<\/p>\n<ul>\n<li>[pep 3132 &#8211; star expressions](https:\/\/peps.python.org\/pep-3132\/)<\/li>\n<li>[pep 0448 &#8211; mapping and sequence unpacking operator as argument list](https:\/\/peps.python.org\/pep-0448\/)<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python\u4e2d\u7684\u661f\u53f7\u8868\u8fbe\u5f0f\uff1a\u5982\u4f55&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205453","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205453","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205453"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205453\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}