{"id":205361,"date":"2025-05-29T14:07:42","date_gmt":"2025-05-29T06:07:42","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205361\/"},"modified":"2025-05-29T14:07:42","modified_gmt":"2025-05-29T06:07:42","slug":"python-%e4%b8%adcant-set-attribute%e9%94%99%e8%af%af%ef%bc%9a%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3%e5%b1%9e%e6%80%a7%e8%ae%be%e7%bd%ae%e9%97%ae%e9%a2%98%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205361\/","title":{"rendered":"Python \u4e2d\u201ccan&#8217;t set attribute\u201d\u9519\u8bef\uff1a\u5982\u4f55\u89e3\u51b3\u5c5e\u6027\u8bbe\u7f6e\u95ee\u9898\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Python \u4e2d\u201ccan&#8217;t set attribute\u201d\u9519\u8bef\uff1a\u5982\u4f55\u89e3\u51b3\u5c5e\u6027\u8bbe\u7f6e\u95ee\u9898\uff1f<\/h1>\n<p>\u5b66\u4e60\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPython \u4e2d\u201ccan&#8217;t set attribute\u201d\u9519\u8bef\uff1a\u5982\u4f55\u89e3\u51b3\u5c5e\u6027\u8bbe\u7f6e\u95ee\u9898\uff1f\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241129\/17328843316749b76b8039b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>python\u4e2d\u201ccan&#8217;t set attribute\u201d\u9519\u8bef\u7684\u89e3\u51b3<\/strong><\/p>\n<p>\u5728python\u5f00\u53d1\u4e2d\uff0c\u6709\u65f6\u4f1a\u9047\u5230\u7c7b\u4f3c\u201ccan&#8217;t set attribute\u201d\u8fd9\u6837\u7684\u9519\u8bef\u3002\u8fd9\u79cd\u9519\u8bef\u901a\u5e38\u4e0e\u5c5e\u6027\u7684\u8bbe\u7f6e\u6216\u8bbf\u95ee\u76f8\u5173\u3002<\/p>\n<p>\u4f60\u7684\u4ee3\u7801\u7247\u6bb5\u4e2d\u51fa\u73b0\u4e86\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n<ul>\n<li><strong>\u5c5e\u6027\u540d\u79f0\u4e0d\u4e00\u81f4\uff1a<\/strong>\u4f60\u5b9a\u4e49\u7684\u5c5e\u6027\u662f\u201cgettest1\u201d\uff0c\u4f46\u5728\u5c1d\u8bd5\u8bbe\u7f6e\u5b83\u65f6\uff0c\u5374\u4f7f\u7528\u4e86\u201csettest1\u201d\u3002\u5c5e\u6027\u540d\u79f0\u5e94\u8be5\u4fdd\u6301\u4e00\u81f4\u3002<\/li>\n<li><strong>\u4ee3\u7801\u7f29\u8fdb\u9519\u8bef\uff1a<\/strong>\u4f60\u7684\u4ee3\u7801\u4e2d\u5b58\u5728\u7f29\u8fdb\u9519\u8bef\u3002\u5c5e\u6027\u8bbe\u7f6e\u65b9\u6cd5\u5e94\u8be5\u7f29\u8fdb\u4e3a\u4e0e\u5c5e\u6027\u58f0\u660e\u65b9\u6cd5\u76f8\u540c\u7ea7\u522b\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e0d\u6b63\u786e\u7684\u5c5e\u6027\u88c5\u9970\u5668\uff1a<\/strong>\u4f60\u4f7f\u7528\u4e86\u9519\u8bef\u7684\u5c5e\u6027\u88c5\u9970\u5668\u3002\u5bf9\u4e8e\u5c5e\u6027\u8bbe\u7f6e\u65b9\u6cd5\uff0c\u5e94\u8be5\u4f7f\u7528@property.setter\u88c5\u9970\u5668\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f@property\u3002<\/li>\n<\/ul>\n<p>\u6b63\u786e\u7684\u4ee3\u7801\u5e94\u8be5\u5982\u4e0b\uff1a<\/p>\n<pre>class Test2Class(object):\n    def __init__(self, name):\n        self.__name = name\n\n    @property\n    def name(self):\n        return self.__name\n\n    @name.setter\n    def name(self, name):\n        self.__name = name\n\n    @property\n    def now(self):\n        return time.time()\n\nif __name__ == \"__main__\":\n    test2clas = Test2Class(\"w\")\n    print(test2clas.name)\n\n    test2clas.name = 'wwwwee'\n    print(test2clas.name)\n\n    times = test2clas.now  # \u8bfb\u53d6\n    print(str(times))<\/pre>\n<p>\u901a\u8fc7\u4fee\u590d\u8fd9\u4e9b\u95ee\u9898\uff0c\u4f60\u7684\u4ee3\u7801\u5c06\u80fd\u591f\u6b63\u786e\u8fd0\u884c\uff0c\u4e0d\u4f1a\u51fa\u73b0\u201ccan&#8217;t set attribute\u201d\u9519\u8bef\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python \u4e2d\u201ccan&#038;#82&#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-205361","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205361","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=205361"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205361\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}