{"id":1015493,"date":"2024-12-27T12:08:03","date_gmt":"2024-12-27T04:08:03","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1015493.html"},"modified":"2024-12-27T12:08:06","modified_gmt":"2024-12-27T04:08:06","slug":"python-%e5%85%ac%e5%85%b1%e7%b1%bb%e5%a6%82%e4%bd%95%e6%8a%bd%e8%b1%a1","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1015493.html","title":{"rendered":"python \u516c\u5171\u7c7b\u5982\u4f55\u62bd\u8c61"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25095334\/f4a7f021-c6c3-43b6-8e22-83c2d37d473d.webp\" alt=\"python \u516c\u5171\u7c7b\u5982\u4f55\u62bd\u8c61\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\uff0c\u62bd\u8c61\u516c\u5171\u7c7b\u7684\u6838\u5fc3\u5728\u4e8e\uff1a\u8bc6\u522b\u5171\u6027\u3001\u5b9a\u4e49\u63a5\u53e3\u3001\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5<\/strong>\u3002\u8bc6\u522b\u5171\u6027\u6709\u52a9\u4e8e\u63d0\u53d6\u91cd\u590d\u7684\u529f\u80fd\u548c\u5c5e\u6027\uff0c\u5b9a\u4e49\u63a5\u53e3\u53ef\u4ee5\u4e3a\u5b50\u7c7b\u63d0\u4f9b\u6807\u51c6\u5316\u7684\u884c\u4e3a\uff0c\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\u53ef\u4ee5\u786e\u4fdd\u5b50\u7c7b\u5b9e\u73b0\u7279\u5b9a\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5f53\u4f60\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u4f60\u53ef\u80fd\u4f1a\u53d1\u73b0\u591a\u4e2a\u7c7b\u5177\u6709\u76f8\u4f3c\u7684\u529f\u80fd\uff0c\u6bd4\u5982\u521d\u59cb\u5316\u3001\u6570\u636e\u5904\u7406\u548c\u8f93\u51fa\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u516c\u5171\u7684\u62bd\u8c61\u7c7b\u6765\u7ba1\u7406\u8fd9\u4e9b\u5171\u6027\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u8bc6\u522b\u5171\u6027<\/p>\n<\/p>\n<p><p>\u8bc6\u522b\u5171\u6027\u662f\u62bd\u8c61\u516c\u5171\u7c7b\u7684\u7b2c\u4e00\u6b65\u3002\u901a\u5e38\uff0c\u8fd9\u6d89\u53ca\u5230\u5206\u6790\u591a\u4e2a\u7c7b\u4e4b\u95f4\u7684\u76f8\u4f3c\u6027\u3002\u5171\u6027\u53ef\u80fd\u5305\u62ec\u5c5e\u6027\u3001\u65b9\u6cd5\u6216\u8005\u662f\u884c\u4e3a\u6a21\u5f0f\u3002\u4f8b\u5982\uff0c\u5728\u521b\u5efa\u4e00\u4e2a\u52a8\u7269\u56ed\u7ba1\u7406\u7cfb\u7edf\u65f6\uff0c\u52a8\u7269\u7c7b\u53ef\u80fd\u5177\u6709\u76f8\u540c\u7684\u5c5e\u6027\uff0c\u5982\u540d\u5b57\u3001\u5e74\u9f84\u548c\u91cd\u91cf\uff0c\u4ee5\u53ca\u76f8\u4f3c\u7684\u65b9\u6cd5\uff0c\u5982\u8fdb\u98df\u548c\u79fb\u52a8\u3002\u8fd9\u4e9b\u5171\u6027\u53ef\u4ee5\u63d0\u53d6\u5230\u4e00\u4e2a\u516c\u5171\u7684\u62bd\u8c61\u7c7b\u4e2d\u3002<\/p>\n<\/p>\n<ol>\n<li>\u5c5e\u6027\u5171\u6027<\/li>\n<\/ol>\n<p><p>\u5728\u8bc6\u522b\u5171\u6027\u65f6\uff0c\u9996\u5148\u8981\u8003\u8651\u5404\u4e2a\u7c7b\u4e2d\u5171\u4eab\u7684\u5c5e\u6027\u3002\u4f8b\u5982\uff0c\u5728\u52a8\u7269\u56ed\u7ba1\u7406\u7cfb\u7edf\u4e2d\uff0c\u6240\u6709\u7684\u52a8\u7269\u53ef\u80fd\u90fd\u9700\u8981\u540d\u5b57\u3001\u5e74\u9f84\u548c\u91cd\u91cf\u7b49\u5c5e\u6027\u3002\u8fd9\u4e9b\u5c5e\u6027\u5c31\u662f\u5171\u6027\uff0c\u53ef\u4ee5\u5728\u62bd\u8c61\u7c7b\u4e2d\u5b9a\u4e49\u5b83\u4eec\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u65b9\u6cd5\u5171\u6027<\/li>\n<\/ol>\n<p><p>\u9664\u4e86\u5c5e\u6027\uff0c\u65b9\u6cd5\u4e5f\u662f\u8bc6\u522b\u5171\u6027\u7684\u4e00\u4e2a\u91cd\u8981\u90e8\u5206\u3002\u4f8b\u5982\uff0c\u6240\u6709\u7684\u52a8\u7269\u90fd\u9700\u8981\u8fdb\u98df\u548c\u79fb\u52a8\u7684\u65b9\u6cd5\u3002\u8fd9\u4e9b\u65b9\u6cd5\u7684\u5177\u4f53\u5b9e\u73b0\u53ef\u80fd\u5728\u4e0d\u540c\u7684\u52a8\u7269\u4e2d\u6709\u6240\u4e0d\u540c\uff0c\u4f46\u5b83\u4eec\u7684\u63a5\u53e3\u662f\u76f8\u540c\u7684\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u5728\u62bd\u8c61\u7c7b\u4e2d\u5b9a\u4e49\u8fd9\u4e9b\u65b9\u6cd5\u7684\u63a5\u53e3\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001\u5b9a\u4e49\u63a5\u53e3<\/p>\n<\/p>\n<p><p>\u4e00\u65e6\u8bc6\u522b\u51fa\u5171\u6027\uff0c\u5c31\u53ef\u4ee5\u5f00\u59cb\u5b9a\u4e49\u63a5\u53e3\u3002\u63a5\u53e3\u662f\u4e00\u7ec4\u62bd\u8c61\u65b9\u6cd5\uff0c\u5b50\u7c7b\u5fc5\u987b\u5b9e\u73b0\u8fd9\u4e9b\u65b9\u6cd5\u3002\u63a5\u53e3\u786e\u4fdd\u4e86\u5b50\u7c7b\u9075\u5faa\u7279\u5b9a\u7684\u884c\u4e3a\u6a21\u5f0f\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528\u62bd\u8c61\u7c7b<\/li>\n<\/ol>\n<p><p>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u62bd\u8c61\u57fa\u7c7b\uff08ABC\uff09\u6a21\u5757\u6765\u5b9a\u4e49\u62bd\u8c61\u7c7b\u3002\u62bd\u8c61\u7c7b\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u62bd\u8c61\u65b9\u6cd5\uff0c\u5b50\u7c7b\u5fc5\u987b\u5b9e\u73b0\u8fd9\u4e9b\u65b9\u6cd5\u3002\u901a\u8fc7\u4f7f\u7528ABC\u6a21\u5757\uff0c\u53ef\u4ee5\u786e\u4fdd\u6ca1\u6709\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\u7684\u7c7b\u4e0d\u80fd\u88ab\u5b9e\u4f8b\u5316\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from abc import ABC, abstractmethod<\/p>\n<p>class Animal(ABC):<\/p>\n<p>    def __init__(self, name, age, weight):<\/p>\n<p>        self.name = name<\/p>\n<p>        self.age = age<\/p>\n<p>        self.weight = weight<\/p>\n<p>    @abstractmethod<\/p>\n<p>    def eat(self):<\/p>\n<p>        pass<\/p>\n<p>    @abstractmethod<\/p>\n<p>    def move(self):<\/p>\n<p>        pass<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u5b9a\u4e49\u5c5e\u6027\u548c\u65b9\u6cd5<\/li>\n<\/ol>\n<p><p>\u5728\u62bd\u8c61\u7c7b\u4e2d\u5b9a\u4e49\u5c5e\u6027\u548c\u65b9\u6cd5\u65f6\uff0c\u8981\u786e\u4fdd\u5b83\u4eec\u662f\u6240\u6709\u5b50\u7c7b\u5171\u4eab\u7684\u3002\u5c5e\u6027\u53ef\u4ee5\u5728\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\uff0c\u800c\u65b9\u6cd5\u5219\u4f7f\u7528<code>@abstractmethod<\/code>\u88c5\u9970\u5668\u6765\u6807\u8bb0\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5<\/p>\n<\/p>\n<p><p>\u6700\u540e\u4e00\u6b65\u662f\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\u3002\u5728\u62bd\u8c61\u7c7b\u4e2d\u5b9a\u4e49\u7684\u62bd\u8c61\u65b9\u6cd5\u5fc5\u987b\u7531\u5b50\u7c7b\u5b9e\u73b0\u3002\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\u7684\u8fc7\u7a0b\u6709\u52a9\u4e8e\u786e\u4fdd\u6240\u6709\u5b50\u7c7b\u90fd\u9075\u5faa\u76f8\u540c\u7684\u63a5\u53e3\u3002<\/p>\n<\/p>\n<ol>\n<li>\u5b50\u7c7b\u5b9e\u73b0<\/li>\n<\/ol>\n<p><p>\u5b50\u7c7b\u7ee7\u627f\u62bd\u8c61\u7c7b\u5e76\u5b9e\u73b0\u6240\u6709\u7684\u62bd\u8c61\u65b9\u6cd5\u3002\u672a\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\u7684\u5b50\u7c7b\u4e0d\u80fd\u88ab\u5b9e\u4f8b\u5316\uff0c\u56e0\u6b64\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u5f3a\u5236\u6267\u884c\u63a5\u53e3\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class Dog(Animal):<\/p>\n<p>    def eat(self):<\/p>\n<p>        print(f&quot;{self.name} is eating.&quot;)<\/p>\n<p>    def move(self):<\/p>\n<p>        print(f&quot;{self.name} is running.&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u591a\u6001\u6027<\/li>\n<\/ol>\n<p><p>\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\u7684\u4e00\u4e2a\u91cd\u8981\u4f18\u52bf\u662f\u591a\u6001\u6027\u3002\u901a\u8fc7\u591a\u6001\u6027\uff0c\u53ef\u4ee5\u4f7f\u7528\u62bd\u8c61\u7c7b\u7684\u5f15\u7528\u6765\u8c03\u7528\u5b50\u7c7b\u7684\u65b9\u6cd5\u3002\u8fd9\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u7075\u6d3b\u548c\u53ef\u6269\u5c55\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def animal_activity(animal: Animal):<\/p>\n<p>    animal.eat()<\/p>\n<p>    animal.move()<\/p>\n<p>dog = Dog(&quot;Buddy&quot;, 3, 20)<\/p>\n<p>animal_activity(dog)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u56db\u3001\u4f7f\u7528\u62bd\u8c61\u7c7b\u7684\u597d\u5904<\/p>\n<\/p>\n<p><p>\u4f7f\u7528\u62bd\u8c61\u7c7b\u6765\u62bd\u8c61\u516c\u5171\u7c7b\u6709\u8bb8\u591a\u597d\u5904\u3002\u5b83\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff0c\u8fd8\u4fc3\u8fdb\u4e86\u4ee3\u7801\u7684\u91cd\u7528\u548c\u4e00\u81f4\u6027\u3002<\/p>\n<\/p>\n<ol>\n<li>\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027<\/li>\n<\/ol>\n<p><p>\u901a\u8fc7\u62bd\u8c61\u516c\u5171\u7c7b\uff0c\u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u7684\u91cd\u590d\u548c\u5197\u4f59\u3002\u8fd9\u4f7f\u5f97\u4ee3\u7801\u66f4\u5bb9\u6613\u7ef4\u62a4\uff0c\u56e0\u4e3a\u53ef\u4ee5\u5728\u4e00\u4e2a\u5730\u65b9\u5bf9\u6240\u6709\u7684\u5b50\u7c7b\u8fdb\u884c\u66f4\u6539\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u4fc3\u8fdb\u4ee3\u7801\u91cd\u7528<\/li>\n<\/ol>\n<p><p>\u62bd\u8c61\u7c7b\u5141\u8bb8\u5728\u591a\u4e2a\u5b50\u7c7b\u4e4b\u95f4\u91cd\u7528\u4ee3\u7801\u3002\u8fd9\u51cf\u5c11\u4e86\u5f00\u53d1\u65f6\u95f4\u548c\u6210\u672c\uff0c\u56e0\u4e3a\u53ef\u4ee5\u5728\u4e0d\u7f16\u5199\u91cd\u590d\u4ee3\u7801\u7684\u60c5\u51b5\u4e0b\u5b9e\u73b0\u4e0d\u540c\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n<ol start=\"3\">\n<li>\u589e\u52a0\u4ee3\u7801\u4e00\u81f4\u6027<\/li>\n<\/ol>\n<p><p>\u62bd\u8c61\u7c7b\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u5316\u7684\u65b9\u5f0f\u6765\u5b9a\u4e49\u63a5\u53e3\u3002\u8fd9\u786e\u4fdd\u4e86\u6240\u6709\u5b50\u7c7b\u90fd\u9075\u5faa\u76f8\u540c\u7684\u63a5\u53e3\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u4e00\u81f4\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n<\/p>\n<p><p>\u4e94\u3001\u62bd\u8c61\u7c7b\u7684\u5c40\u9650\u6027<\/p>\n<\/p>\n<p><p>\u867d\u7136\u62bd\u8c61\u7c7b\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\u90fd\u662f\u6709\u7528\u7684\uff0c\u4f46\u5b83\u4eec\u4e5f\u6709\u4e00\u4e9b\u5c40\u9650\u6027\u3002\u5728\u4f7f\u7528\u62bd\u8c61\u7c7b\u65f6\uff0c\u9700\u8981\u6743\u8861\u8fd9\u4e9b\u5c40\u9650\u6027\uff0c\u4ee5\u786e\u4fdd\u5b83\u4eec\u9002\u5408\u7279\u5b9a\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n<ol>\n<li>\u590d\u6742\u6027\u589e\u52a0<\/li>\n<\/ol>\n<p><p>\u5f15\u5165\u62bd\u8c61\u7c7b\u53ef\u80fd\u4f1a\u589e\u52a0\u4ee3\u7801\u7684\u590d\u6742\u6027\uff0c\u7279\u522b\u662f\u5728\u7cfb\u7edf\u8f83\u5927\u6216\u7ed3\u6784\u590d\u6742\u65f6\u3002\u56e0\u6b64\uff0c\u5e94\u8be5\u5728\u9700\u8981\u65f6\u4f7f\u7528\u62bd\u8c61\u7c7b\uff0c\u800c\u4e0d\u662f\u8fc7\u5ea6\u4f7f\u7528\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u7075\u6d3b\u6027\u964d\u4f4e<\/li>\n<\/ol>\n<p><p>\u62bd\u8c61\u7c7b\u5f3a\u5236\u5b50\u7c7b\u5b9e\u73b0\u7279\u5b9a\u7684\u63a5\u53e3\uff0c\u8fd9\u53ef\u80fd\u4f1a\u9650\u5236\u5b50\u7c7b\u7684\u7075\u6d3b\u6027\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u66f4\u7075\u6d3b\u7684\u8bbe\u8ba1\uff0c\u4f8b\u5982\u4f7f\u7528\u63a5\u53e3\u6216\u534f\u8bae\u3002<\/p>\n<\/p>\n<ol start=\"3\">\n<li>\u6027\u80fd\u5f71\u54cd<\/li>\n<\/ol>\n<p><p>\u867d\u7136\u62bd\u8c61\u7c7b\u901a\u5e38\u4e0d\u4f1a\u663e\u8457\u5f71\u54cd\u6027\u80fd\uff0c\u4f46\u5728\u67d0\u4e9b\u6027\u80fd\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u8003\u8651\u5176\u6f5c\u5728\u7684\u6027\u80fd\u5f00\u9500\u3002<\/p>\n<\/p>\n<p><p>\u603b\u4e4b\uff0c\u4f7f\u7528\u62bd\u8c61\u7c7b\u6765\u62bd\u8c61\u516c\u5171\u7c7b\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u6280\u672f\u3002\u901a\u8fc7\u8bc6\u522b\u5171\u6027\u3001\u5b9a\u4e49\u63a5\u53e3\u548c\u5b9e\u73b0\u62bd\u8c61\u65b9\u6cd5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u3001\u4e00\u81f4\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528\u65f6\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u5176\u5c40\u9650\u6027\uff0c\u4ee5\u786e\u4fdd\u5b83\u4eec\u9002\u5408\u7279\u5b9a\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> 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