{"id":219079,"date":"2021-06-06T08:00:34","date_gmt":"2021-06-06T00:00:34","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=219079"},"modified":"2021-05-23T11:01:17","modified_gmt":"2021-05-23T03:01:17","slug":"introduction-to-python","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/introduction-to-python.html","title":{"rendered":"\u6709\u5173Python \u5b50\u7c7b\u7ee7\u627f\u7236\u7c7b\u6784\u9020\u51fd\u6570\u7684\u4ecb\u7ecd"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td style=\"padding: 5px 12px; width: 25px; font-size: 22px; text-align: center; background: #E8E8E8; line-height: 30px; color: #999;\">\u5bfc\u8bfb<\/td>\n<td style=\"padding: 10px 10px 12px; line-height: 20px;\"><strong>\u5982\u679c\u5728\u5b50\u7c7b\u4e2d\u9700\u8981\u7236\u7c7b\u7684\u6784\u9020\u65b9\u6cd5\u5c31\u9700\u8981\u663e\u5f0f\u5730\u8c03\u7528\u7236\u7c7b\u7684\u6784\u9020\u65b9\u6cd5\uff0c\u6216\u8005\u4e0d\u91cd\u5199\u7236\u7c7b\u7684\u6784\u9020\u65b9\u6cd5\u3002<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/05\/8-2.jpg\" alt=\"\" width=\"499\" height=\"317\" class=\"aligncenter size-full wp-image-219080\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/05\/8-2.jpg 499w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/05\/8-2-300x191.jpg 300w\" sizes=\"auto, (max-width: 499px) 100vw, 499px\" \/><\/p>\n<p>\u5b50\u7c7b\u4e0d\u91cd\u5199 __init__\uff0c\u5b9e\u4f8b\u5316\u5b50\u7c7b\u65f6\uff0c\u4f1a\u81ea\u52a8\u8c03\u7528\u7236\u7c7b\u5b9a\u4e49\u7684 __init__\u3002<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>class Father(object):\r\n    def __init__(self, name):\r\n        self.name=name\r\n        print ( \"name: %s\" %( self.name) )\r\n    def getName(self):\r\n        return 'Father ' + self.name\r\n \r\nclass Son(Father):\r\n    def getName(self):\r\n        return 'Son '+self.name\r\n \r\nif __name__=='__main__':\r\n    son=Son('runoob')\r\n    print ( son.getName() )<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre>name: runoob\r\nSon runoob<\/pre>\n<p>\u5982\u679c\u91cd\u5199\u4e86__init__ \u65f6\uff0c\u5b9e\u4f8b\u5316\u5b50\u7c7b\uff0c\u5c31\u4e0d\u4f1a\u8c03\u7528\u7236\u7c7b\u5df2\u7ecf\u5b9a\u4e49\u7684 __init__\uff0c\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>class Father(object):\r\n    def __init__(self, name):\r\n        self.name=name\r\n        print ( \"name: %s\" %( self.name) )\r\n    def getName(self):\r\n        return 'Father ' + self.name\r\n \r\nclass Son(Father):\r\n    def __init__(self, name):\r\n        print ( \"hi\" )\r\n        self.name =  name\r\n    def getName(self):\r\n        return 'Son '+self.name\r\n \r\nif __name__=='__main__':\r\n    son=Son('runoob')\r\n    print ( son.getName() )<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre>hi\r\nSon runoob<\/pre>\n<p>\u5982\u679c\u91cd\u5199\u4e86__init__ \u65f6\uff0c\u8981\u7ee7\u627f\u7236\u7c7b\u7684\u6784\u9020\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4f7f\u7528 super \u5173\u952e\u5b57\uff1a<\/p>\n<pre>super(\u5b50\u7c7b\uff0cself).__init__(\u53c2\u65701\uff0c\u53c2\u65702\uff0c....)<\/pre>\n<p>\u8fd8\u6709\u4e00\u79cd\u7ecf\u5178\u5199\u6cd5\uff1a<\/p>\n<pre>\u7236\u7c7b\u540d\u79f0.__init__(self,\u53c2\u65701\uff0c\u53c2\u65702\uff0c...)<\/pre>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<pre>class Father(object):\r\n    def __init__(self, name):\r\n        self.name=name\r\n        print ( \"name: %s\" %( self.name))\r\n    def getName(self):\r\n        return 'Father ' + self.name\r\n \r\nclass Son(Father):\r\n    def __init__(self, name):\r\n        super(Son, self).__init__(name)\r\n        print (\"hi\")\r\n        self.name =  name\r\n    def getName(self):\r\n        return 'Son '+self.name\r\n \r\nif __name__=='__main__':\r\n    son=Son('runoob')\r\n    print ( son.getName() )<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n<pre>name: runoob\r\nhi\r\nSon runoob<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5b50\u7c7b\u4e0d\u91cd\u5199 __init__\uff0c\u5b9e\u4f8b\u5316\u5b50\u7c7b\u65f6\uff0c\u4f1a\u81ea\u52a8\u8c03\u7528\u7236\u7c7b\u5b9a\u4e49\u7684 __init__\u3002 \u5b9e\u4f8b class Fat [&hellip;]<\/p>\n","protected":false},"author":321,"featured_media":219081,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-219079","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/219079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/321"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=219079"}],"version-history":[{"count":2,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/219079\/revisions"}],"predecessor-version":[{"id":219083,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/219079\/revisions\/219083"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/219081"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=219079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=219079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=219079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}