{"id":178694,"date":"2022-04-14T13:02:34","date_gmt":"2022-04-14T05:02:34","guid":{"rendered":"http:\/\/www.idc.net\/help\/178694\/"},"modified":"2022-04-14T13:02:34","modified_gmt":"2022-04-14T05:02:34","slug":"%e5%90%8e%e6%b5%aa%e4%ba%91python%e6%95%99%e7%a8%8b%ef%bc%9a%e4%bb%80%e4%b9%88%e6%98%afpython%e7%9a%84%e6%9e%84%e9%80%a0%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/178694\/","title":{"rendered":"\u540e\u6d6a\u4e91Python\u6559\u7a0b\uff1a\u4ec0\u4e48\u662fpython\u7684\u6784\u9020\u51fd\u6570"},"content":{"rendered":"

<\/p>\n

Python\u4e2d\u7684\u6784\u9020\u51fd\u6570\u662f__init__\u51fd\u6570\u3002\u5728Python\u4e2d\uff0c\u5b50\u7c7b\u5982\u679c\u5b9a\u4e49\u4e86\u6784\u9020\u51fd\u6570\uff0c\u800c\u6ca1\u6709\u8c03\u7528\u7236\u7c7b\u7684\uff0c\u90a3\u4e48Python\u4e0d\u4f1a\u81ea\u52a8\u8c03\u7528\uff0c\u4e5f\u5c31\u662f\u8bf4\u7236\u7c7b\u7684\u6784\u9020\u51fd\u6570\u4e0d\u4f1a\u6267\u884c\u3002<\/p>\n

\u6bd4\u5982\u6709test.py\u7684module\u6587\u4ef6\uff1a<\/p>\n

class A:\n    def __init__(self, name):\n        self.name = name\n\nclass B(A):\n       def __init__(self, age):\n            self.age = age<\/pre>\n
\u5b50\u7c7bB\u7ee7\u627f\u81eaA\uff0c\u4f46\u662f\u5b50\u7c7bB\u7684\u6784\u9020\u51fd\u6570\u6ca1\u6709\u8c03\u7528A\u7684\u6784\u9020\u51fd\u6570\u3002\u4e0b\u9762\u6211\u4eec\u8fd9\u6837\u6d4b\u8bd5\uff1a<\/p>\n
>>>import test\n\n>>>b = test.B(15)\n>>>b.age\n\n>>>b.name\nAttributeError: 'B' object has no attribute 'name'<\/pre>\n
\u7531\u4e8eB\u6ca1\u6709\u8c03\u7528A\u7684\u6784\u9020\u51fd\u6570\uff0c\u56e0\u6b64\uff0c\u5b9e\u4f8bb\u4e0a\u9762\u4e5f\u6ca1\u6709\u5c5e\u6027name\uff0c\u9020\u6210\u8bbf\u95ee\u51fa\u9519\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Python\u4e2d\u7684\u6784\u9020\u51fd\u6570\u662f__init__\u51fd\u6570\u3002\u5728Python\u4e2d\uff0c\u5b50\u7c7b\u5982\u679c\u5b9a\u4e49\u4e86\u6784\u9020\u51fd\u6570\uff0c\u800c\u6ca1\u6709\u8c03\u7528\u7236\u7c7b\u7684\uff0c\u90a3 […]<\/p>\n","protected":false},"author":1,"featured_media":178695,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[182397],"tags":[],"class_list":["post-178694","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/178694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=178694"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/178694\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media\/178695"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=178694"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=178694"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=178694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}