{"id":1108698,"date":"2025-01-08T17:02:49","date_gmt":"2025-01-08T09:02:49","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1108698.html"},"modified":"2025-01-08T17:02:51","modified_gmt":"2025-01-08T09:02:51","slug":"python%e5%a6%82%e4%bd%95%e6%8a%8ax%e7%9a%84%e5%80%bc%e6%8c%87%e5%ae%9a%e7%bb%99y-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1108698.html","title":{"rendered":"python\u5982\u4f55\u628ax\u7684\u503c\u6307\u5b9a\u7ed9y"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25072209\/dd6ce76d-3c38-46bf-b42e-130f623068c1.webp\" alt=\"python\u5982\u4f55\u628ax\u7684\u503c\u6307\u5b9a\u7ed9y\" \/><\/p>\n<p><p> \u4e00\u3001\u76f4\u63a5\u56de\u7b54\u6807\u9898\u95ee\u9898<\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7<strong>\u8d4b\u503c\u8fd0\u7b97\u7b26<\/strong>\u6765\u5c06x\u7684\u503c\u6307\u5b9a\u7ed9y\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u53ea\u9700\u8981\u4f7f\u7528\u7b49\u53f7\uff08=\uff09\u5c06x\u7684\u503c\u8d4b\u7ed9y\uff0c\u5373<strong>y = x<\/strong>\u3002\u8fd9\u79cd\u64cd\u4f5c\u4f1a\u5c06\u53d8\u91cfx\u7684\u5f53\u524d\u503c\u8d4b\u7ed9\u53d8\u91cfy\uff0c\u4ece\u800c\u4f7f\u5f97y\u4e0ex\u5177\u6709\u76f8\u540c\u7684\u503c\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u79cd\u8d4b\u503c\u64cd\u4f5c\u4f1a\u4f7fy\u6210\u4e3ax\u503c\u7684\u4e00\u4e2a\u526f\u672c\uff0c\u5982\u679cx\u7684\u503c\u6539\u53d8\uff0cy\u7684\u503c\u4e0d\u4f1a\u968f\u4e4b\u6539\u53d8\u3002<strong>\u4f8b\u5982\uff1ax = 10\uff0cy = x<\/strong>\uff0c\u6b64\u65f6y\u7684\u503c\u4e5f\u4e3a10\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001Python\u4e2d\u5982\u4f55\u628ax\u7684\u503c\u6307\u5b9a\u7ed9y\u7684\u8be6\u7ec6\u8bb2\u89e3<\/p>\n<\/p>\n<p><h3>1\u3001\u57fa\u672c\u8d4b\u503c\u64cd\u4f5c<\/h3>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u6700\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u5f0f\u5c31\u662f\u4f7f\u7528\u7b49\u53f7\uff08=\uff09\u8fdb\u884c\u8d4b\u503c\u64cd\u4f5c\u3002\u5047\u8bbe\u6211\u4eec\u6709\u53d8\u91cfx\uff0c\u5e76\u5e0c\u671b\u5c06\u5176\u503c\u8d4b\u7ed9\u53d8\u91cfy\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u5b9e\u73b0\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">x = 10<\/p>\n<p>y = x<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u53d8\u91cfx\u88ab\u8d4b\u503c\u4e3a10\uff0c\u7136\u540e\u901a\u8fc7y = x\uff0c\u5c06x\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e5f\u4e3a10\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6b64\u65f6y\u548cx\u662f\u4e24\u4e2a\u72ec\u7acb\u7684\u53d8\u91cf\uff0c\u5b83\u4eec\u7684\u503c\u76f8\u540c\uff0c\u4f46\u5b83\u4eec\u6307\u5411\u7684\u5185\u5b58\u5730\u5740\u4e0d\u540c\u3002<\/p>\n<\/p>\n<p><h3>2\u3001\u6d45\u590d\u5236\u4e0e\u6df1\u590d\u5236<\/h3>\n<\/p>\n<p><h4>\u6d45\u590d\u5236<\/h4>\n<\/p>\n<p><p>\u6d45\u590d\u5236\u662f\u6307\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61\uff0c\u8fd9\u4e2a\u65b0\u5bf9\u8c61\u4e0e\u539f\u5bf9\u8c61\u5171\u4eab\u5185\u5b58\u4e2d\u7684\u5b50\u5bf9\u8c61\u3002\u5bf9\u4e8e\u7b80\u5355\u7684\u5bf9\u8c61\uff08\u5982\u6574\u6570\u3001\u5b57\u7b26\u4e32\u7b49\uff09\uff0c\u76f4\u63a5\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26\u5373\u53ef\u5b9e\u73b0\u6d45\u590d\u5236\u3002\u4f46\u5bf9\u4e8e\u590d\u6742\u7684\u5bf9\u8c61\uff08\u5982\u5217\u8868\u3001\u5b57\u5178\u7b49\uff09\uff0c\u9700\u8981\u4f7f\u7528Python\u7684copy\u6a21\u5757\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u6d45\u590d\u5236\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import copy<\/p>\n<p>x = [1, 2, 3]<\/p>\n<p>y = copy.copy(x)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u4e86copy.copy()\u51fd\u6570\u5bf9\u5217\u8868x\u8fdb\u884c\u4e86\u6d45\u590d\u5236\uff0c\u751f\u6210\u4e86\u4e00\u4e2a\u65b0\u7684\u5217\u8868y\u3002\u6b64\u65f6\uff0cy\u4e0ex\u5171\u4eab\u5185\u5b58\u4e2d\u7684\u5b50\u5bf9\u8c61\u3002\u5982\u679c\u4fee\u6539y\u4e2d\u7684\u67d0\u4e2a\u5143\u7d20\uff0cx\u4e2d\u7684\u5bf9\u5e94\u5143\u7d20\u4e5f\u4f1a\u53d1\u751f\u53d8\u5316\u3002<\/p>\n<\/p>\n<p><h4>\u6df1\u590d\u5236<\/h4>\n<\/p>\n<p><p>\u6df1\u590d\u5236\u662f\u6307\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61\uff0c\u5e76\u9012\u5f52\u5730\u590d\u5236\u539f\u5bf9\u8c61\u4e2d\u7684\u6240\u6709\u5b50\u5bf9\u8c61\u3002\u8fd9\u6837\uff0c\u65b0\u5bf9\u8c61\u4e0e\u539f\u5bf9\u8c61\u5b8c\u5168\u72ec\u7acb\uff0c\u4e92\u4e0d\u5f71\u54cd\u3002\u53ef\u4ee5\u4f7f\u7528copy\u6a21\u5757\u4e2d\u7684deepcopy\u51fd\u6570\u5b9e\u73b0\u6df1\u590d\u5236\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u6df1\u590d\u5236\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import copy<\/p>\n<p>x = [1, [2, 3], 4]<\/p>\n<p>y = copy.deepcopy(x)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u4e86copy.deepcopy()\u51fd\u6570\u5bf9\u5217\u8868x\u8fdb\u884c\u4e86\u6df1\u590d\u5236\uff0c\u751f\u6210\u4e86\u4e00\u4e2a\u65b0\u7684\u5217\u8868y\u3002\u6b64\u65f6\uff0cy\u4e0ex\u5b8c\u5168\u72ec\u7acb\uff0c\u4fee\u6539y\u4e2d\u7684\u5143\u7d20\u4e0d\u4f1a\u5f71\u54cdx\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><h3>3\u3001\u4f7f\u7528\u53d8\u91cf\u4ea4\u6362\u6280\u672f<\/h3>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u5c06\u4e24\u4e2a\u53d8\u91cf\u7684\u503c\u8fdb\u884c\u4ea4\u6362\u3002Python\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u6d01\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u53d8\u91cf\u4ea4\u6362\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">x = 10<\/p>\n<p>y = 20<\/p>\n<p>x, y = y, x<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u4e86\u5143\u7ec4\u62c6\u5305\u6280\u672f\uff0c\u5c06x\u548cy\u7684\u503c\u8fdb\u884c\u4e86\u4ea4\u6362\u3002\u6b64\u65f6\uff0cx\u7684\u503c\u53d8\u4e3a20\uff0cy\u7684\u503c\u53d8\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>4\u3001\u5229\u7528\u51fd\u6570\u4f20\u9012\u503c<\/h3>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u51fd\u6570\u6765\u5b9e\u73b0\u53d8\u91cf\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def assign_value():<\/p>\n<p>    return 10<\/p>\n<p>x = assign_value()<\/p>\n<p>y = x<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u51fd\u6570assign_value\uff0c\u8be5\u51fd\u6570\u8fd4\u56de\u503c10\u3002\u7136\u540e\uff0c\u901a\u8fc7\u8c03\u7528assign_value\u51fd\u6570\uff0c\u5c06\u5176\u8fd4\u56de\u503c\u8d4b\u7ed9\u53d8\u91cfx\uff0c\u518d\u5c06x\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cx\u548cy\u7684\u503c\u90fd\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>5\u3001\u4f7f\u7528\u7c7b\u548c\u5bf9\u8c61<\/h3>\n<\/p>\n<p><p>\u5728\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u548c\u5bf9\u8c61\u6765\u5b9e\u73b0\u53d8\u91cf\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyClass:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self.value = value<\/p>\n<p>x = MyClass(10)<\/p>\n<p>y = x.value<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aMyClass\u7684\u7c7b\uff0c\u5e76\u5728\u5176\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5b9e\u4f8b\u53d8\u91cfvalue\u3002\u901a\u8fc7\u521b\u5efaMyClass\u7684\u5b9e\u4f8bx\uff0c\u5e76\u5c06\u5176value\u8d4b\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u5c06x\u7684value\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>6\u3001\u4f7f\u7528\u5b57\u5178<\/h3>\n<\/p>\n<p><p>\u5b57\u5178\u662fPython\u4e2d\u4e00\u79cd\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u901a\u8fc7\u952e\u503c\u5bf9\u6765\u5b58\u50a8\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">data = {&#39;x&#39;: 10}<\/p>\n<p>y = data[&#39;x&#39;]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5305\u542b\u952e\u503c\u5bf9\u7684\u5b57\u5178data\uff0c\u5176\u4e2d\u952e&#39;x&#39;\u7684\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7data[&#39;x&#39;]\u5c06\u5b57\u5178\u4e2d\u952e&#39;x&#39;\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>7\u3001\u4f7f\u7528\u96c6\u5408<\/h3>\n<\/p>\n<p><p>\u96c6\u5408\u662f\u4e00\u79cd\u65e0\u5e8f\u7684\u3001\u4e0d\u53ef\u91cd\u590d\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u901a\u8fc7\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">data = {10, 20, 30}<\/p>\n<p>x = 10<\/p>\n<p>y = x if x in data else None<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u5143\u7d20\u7684\u96c6\u5408data\uff0c\u5e76\u5c06\u53d8\u91cfx\u7684\u503c\u8bbe\u7f6e\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7\u6761\u4ef6\u8868\u8fbe\u5f0f\u5224\u65adx\u662f\u5426\u5728\u96c6\u5408data\u4e2d\uff0c\u5982\u679c\u662f\uff0c\u5219\u5c06x\u7684\u503c\u8d4b\u7ed9y\uff1b\u5426\u5219\uff0c\u5c06y\u7684\u503c\u8bbe\u7f6e\u4e3aNone\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>8\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f<\/h3>\n<\/p>\n<p><p>\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u521b\u5efa\u5217\u8868\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u901a\u8fc7\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">x = 10<\/p>\n<p>y = [i for i in range(20) if i == x][0]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u751f\u6210\u4e00\u4e2a\u5305\u542b\u7b26\u5408\u6761\u4ef6\u7684\u5143\u7d20\u7684\u5217\u8868\uff0c\u5e76\u5c06\u5217\u8868\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>9\u3001\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f<\/h3>\n<\/p>\n<p><p>\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u662f\u4e00\u79cd\u5ef6\u8fdf\u8ba1\u7b97\u7684\u521b\u5efa\u8fed\u4ee3\u5668\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u901a\u8fc7\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">x = 10<\/p>\n<p>y = next(i for i in range(20) if i == x)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u751f\u6210\u4e00\u4e2a\u7b26\u5408\u6761\u4ef6\u7684\u8fed\u4ee3\u5668\uff0c\u5e76\u901a\u8fc7next\u51fd\u6570\u83b7\u53d6\u8fed\u4ee3\u5668\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\uff0c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>10\u3001\u4f7f\u7528\u679a\u4e3e\u7c7b\u578b<\/h3>\n<\/p>\n<p><p>\u679a\u4e3e\u7c7b\u578b\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6570\u636e\u7c7b\u578b\uff0c\u7528\u4e8e\u8868\u793a\u4e00\u7ec4\u547d\u540d\u5e38\u91cf\u3002\u53ef\u4ee5\u901a\u8fc7\u679a\u4e3e\u7c7b\u578b\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from enum import Enum<\/p>\n<p>class MyEnum(Enum):<\/p>\n<p>    X = 10<\/p>\n<p>y = MyEnum.X.value<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aMyEnum\u7684\u679a\u4e3e\u7c7b\u578b\uff0c\u5e76\u5c06\u5e38\u91cfX\u7684\u503c\u8bbe\u7f6e\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7MyEnum.X.value\u5c06\u679a\u4e3e\u5e38\u91cfX\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>11\u3001\u4f7f\u7528\u88c5\u9970\u5668<\/h3>\n<\/p>\n<p><p>\u88c5\u9970\u5668\u662f\u4e00\u79cd\u7528\u4e8e\u4fee\u6539\u51fd\u6570\u884c\u4e3a\u7684\u9ad8\u7ea7\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u88c5\u9970\u5668\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def my_decorator(func):<\/p>\n<p>    def wrapper():<\/p>\n<p>        return func()<\/p>\n<p>    return wrapper<\/p>\n<p>@my_decorator<\/p>\n<p>def assign_value():<\/p>\n<p>    return 10<\/p>\n<p>x = assign_value()<\/p>\n<p>y = x<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u88c5\u9970\u5668my_decorator\uff0c\u5e76\u5c06\u5176\u5e94\u7528\u4e8e\u51fd\u6570assign_value\u3002\u901a\u8fc7\u8c03\u7528assign_value\u51fd\u6570\uff0c\u5c06\u5176\u8fd4\u56de\u503c\u8d4b\u7ed9\u53d8\u91cfx\uff0c\u518d\u5c06x\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cx\u548cy\u7684\u503c\u90fd\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>12\u3001\u4f7f\u7528\u95ed\u5305<\/h3>\n<\/p>\n<p><p>\u95ed\u5305\u662f\u4e00\u79cd\u51fd\u6570\u5d4c\u5957\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u95ed\u5305\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def outer():<\/p>\n<p>    x = 10<\/p>\n<p>    def inner():<\/p>\n<p>        return x<\/p>\n<p>    return inner<\/p>\n<p>assign_value = outer()<\/p>\n<p>y = assign_value()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5916\u90e8\u51fd\u6570outer\uff0c\u8be5\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5185\u90e8\u51fd\u6570inner\u3002\u5916\u90e8\u51fd\u6570\u8fd4\u56de\u5185\u90e8\u51fd\u6570inner\u7684\u5f15\u7528\u3002\u901a\u8fc7\u8c03\u7528\u5916\u90e8\u51fd\u6570outer\uff0c\u83b7\u53d6\u5185\u90e8\u51fd\u6570inner\u7684\u5f15\u7528\uff0c\u5e76\u5c06\u5176\u8d4b\u7ed9assign_value\u53d8\u91cf\u3002\u7136\u540e\uff0c\u901a\u8fc7\u8c03\u7528assign_value\u51fd\u6570\uff0c\u5c06\u5176\u8fd4\u56de\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>13\u3001\u4f7f\u7528\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668<\/h3>\n<\/p>\n<p><p>\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\u662f\u4e00\u79cd\u7528\u4e8e<a href=\"https:\/\/docs.pingcode.com\/blog\/project-management\/58557.html\" target=\"_blank\">\u8d44\u6e90\u7ba1\u7406<\/a>\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyContextManager:<\/p>\n<p>    def __enter__(self):<\/p>\n<p>        self.value = 10<\/p>\n<p>        return self.value<\/p>\n<p>    def __exit__(self, exc_type, exc_value, traceback):<\/p>\n<p>        pass<\/p>\n<p>with MyContextManager() as x:<\/p>\n<p>    y = x<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\u7c7bMyContextManager\uff0c\u5e76\u5728\u5176__enter__\u65b9\u6cd5\u4e2d\u8fd4\u56de\u503c10\u3002\u901a\u8fc7\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\uff0c\u5c06\u8fd4\u56de\u503c\u8d4b\u7ed9\u53d8\u91cfx\uff0c\u518d\u5c06x\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>14\u3001\u4f7f\u7528\u5c5e\u6027<\/h3>\n<\/p>\n<p><p>\u5c5e\u6027\u662f\u4e00\u79cd\u7528\u4e8e\u8bbf\u95ee\u5b9e\u4f8b\u53d8\u91cf\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u5c5e\u6027\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyClass:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self._value = value<\/p>\n<p>    @property<\/p>\n<p>    def value(self):<\/p>\n<p>        return self._value<\/p>\n<p>x = MyClass(10)<\/p>\n<p>y = x.value<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7c7bMyClass\uff0c\u5e76\u5728\u5176\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u79c1\u6709\u5b9e\u4f8b\u53d8\u91cf_value\u3002\u901a\u8fc7\u5c5e\u6027\u88c5\u9970\u5668@property\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5c5e\u6027value\uff0c\u7528\u4e8e\u8bbf\u95ee\u5b9e\u4f8b\u53d8\u91cf_value\u3002\u521b\u5efaMyClass\u7684\u5b9e\u4f8bx\uff0c\u5e76\u5c06\u5176_value\u8d4b\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7x.value\u8bbf\u95ee\u5c5e\u6027value\uff0c\u5c06\u5176\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>15\u3001\u4f7f\u7528\u5143\u7c7b<\/h3>\n<\/p>\n<p><p>\u5143\u7c7b\u662f\u4e00\u79cd\u7528\u4e8e\u521b\u5efa\u7c7b\u7684\u7c7b\uff0c\u53ef\u4ee5\u901a\u8fc7\u5143\u7c7b\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyMeta(type):<\/p>\n<p>    def __new__(cls, name, bases, attrs):<\/p>\n<p>        attrs[&#39;value&#39;] = 10<\/p>\n<p>        return super(MyMeta, cls).__new__(cls, name, bases, attrs)<\/p>\n<p>class MyClass(metaclass=MyMeta):<\/p>\n<p>    pass<\/p>\n<p>x = MyClass()<\/p>\n<p>y = x.value<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5143\u7c7bMyMeta\uff0c\u5e76\u5728\u5176__new__\u65b9\u6cd5\u4e2d\u4e3a\u7c7b\u6dfb\u52a0\u4e86\u4e00\u4e2a\u7c7b\u53d8\u91cfvalue\uff0c\u503c\u4e3a10\u3002\u901a\u8fc7\u5c06MyMeta\u6307\u5b9a\u4e3a\u7c7bMyClass\u7684\u5143\u7c7b\uff0c\u521b\u5efa\u7c7bMyClass\u3002\u7136\u540e\uff0c\u901a\u8fc7\u521b\u5efaMyClass\u7684\u5b9e\u4f8bx\uff0c\u8bbf\u95ee\u7c7b\u53d8\u91cfvalue\uff0c\u5c06\u5176\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>16\u3001\u4f7f\u7528\u53cd\u5c04<\/h3>\n<\/p>\n<p><p>\u53cd\u5c04\u662f\u4e00\u79cd\u7528\u4e8e\u52a8\u6001\u8bbf\u95ee\u5bf9\u8c61\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u53cd\u5c04\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyClass:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self.value = value<\/p>\n<p>x = MyClass(10)<\/p>\n<p>y = getattr(x, &#39;value&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7c7bMyClass\uff0c\u5e76\u5728\u5176\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5b9e\u4f8b\u53d8\u91cfvalue\u3002\u521b\u5efaMyClass\u7684\u5b9e\u4f8bx\uff0c\u5e76\u5c06\u5176value\u8d4b\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7getattr\u51fd\u6570\u52a8\u6001\u8bbf\u95ee\u5b9e\u4f8b\u53d8\u91cfvalue\uff0c\u5c06\u5176\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>17\u3001\u4f7f\u7528\u8fd0\u7b97\u7b26\u91cd\u8f7d<\/h3>\n<\/p>\n<p><p>\u8fd0\u7b97\u7b26\u91cd\u8f7d\u662f\u4e00\u79cd\u7528\u4e8e\u81ea\u5b9a\u4e49\u7c7b\u7684\u8fd0\u7b97\u7b26\u884c\u4e3a\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fd0\u7b97\u7b26\u91cd\u8f7d\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyClass:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self.value = value<\/p>\n<p>    def __eq__(self, other):<\/p>\n<p>        return self.value == other<\/p>\n<p>x = MyClass(10)<\/p>\n<p>y = 10 if x == 10 else None<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7c7bMyClass\uff0c\u5e76\u5728\u5176\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5b9e\u4f8b\u53d8\u91cfvalue\u3002\u901a\u8fc7\u91cd\u8f7d__eq__\u65b9\u6cd5\uff0c\u81ea\u5b9a\u4e49\u4e86\u7b49\u4e8e\u8fd0\u7b97\u7b26\u7684\u884c\u4e3a\u3002\u521b\u5efaMyClass\u7684\u5b9e\u4f8bx\uff0c\u5e76\u5c06\u5176value\u8d4b\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7\u6761\u4ef6\u8868\u8fbe\u5f0f\u5224\u65adx\u662f\u5426\u7b49\u4e8e10\uff0c\u5982\u679c\u662f\uff0c\u5219\u5c0610\u8d4b\u7ed9\u53d8\u91cfy\uff1b\u5426\u5219\uff0c\u5c06y\u7684\u503c\u8bbe\u7f6e\u4e3aNone\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>18\u3001\u4f7f\u7528\u4ee3\u7406\u6a21\u5f0f<\/h3>\n<\/p>\n<p><p>\u4ee3\u7406\u6a21\u5f0f\u662f\u4e00\u79cd\u7528\u4e8e\u63a7\u5236\u5bf9\u8c61\u8bbf\u95ee\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee3\u7406\u6a21\u5f0f\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyProxy:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self._value = value<\/p>\n<p>    @property<\/p>\n<p>    def value(self):<\/p>\n<p>        return self._value<\/p>\n<p>x = MyProxy(10)<\/p>\n<p>y = x.value<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u4ee3\u7406\u7c7bMyProxy\uff0c\u5e76\u5728\u5176\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u79c1\u6709\u5b9e\u4f8b\u53d8\u91cf_value\u3002\u901a\u8fc7\u5c5e\u6027\u88c5\u9970\u5668@property\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5c5e\u6027value\uff0c\u7528\u4e8e\u8bbf\u95ee\u5b9e\u4f8b\u53d8\u91cf_value\u3002\u521b\u5efaMyProxy\u7684\u5b9e\u4f8bx\uff0c\u5e76\u5c06\u5176_value\u8d4b\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7x.value\u8bbf\u95ee\u5c5e\u6027value\uff0c\u5c06\u5176\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>19\u3001\u4f7f\u7528\u5355\u4f8b\u6a21\u5f0f<\/h3>\n<\/p>\n<p><p>\u5355\u4f8b\u6a21\u5f0f\u662f\u4e00\u79cd\u786e\u4fdd\u4e00\u4e2a\u7c7b\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u53ef\u4ee5\u901a\u8fc7\u5355\u4f8b\u6a21\u5f0f\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class Singleton:<\/p>\n<p>    _instance = None<\/p>\n<p>    def __new__(cls, value):<\/p>\n<p>        if cls._instance is None:<\/p>\n<p>            cls._instance = super(Singleton, cls).__new__(cls)<\/p>\n<p>            cls._instance.value = value<\/p>\n<p>        return cls._instance<\/p>\n<p>x = Singleton(10)<\/p>\n<p>y = x.value<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5355\u4f8b\u7c7bSingleton\uff0c\u5e76\u5728\u5176__new__\u65b9\u6cd5\u4e2d\u786e\u4fdd\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b\u3002\u901a\u8fc7\u521b\u5efaSingleton\u7684\u5b9e\u4f8bx\uff0c\u5e76\u5c06\u5176value\u8d4b\u503c\u4e3a10\u3002\u7136\u540e\uff0c\u901a\u8fc7x.value\u8bbf\u95ee\u5b9e\u4f8b\u53d8\u91cfvalue\uff0c\u5c06\u5176\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cy\u7684\u503c\u4e3a10\u3002<\/p>\n<\/p>\n<p><h3>20\u3001\u4f7f\u7528\u7c7b\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u7c7b\u65b9\u6cd5\u662f\u4e00\u79cd\u7528\u4e8e\u5b9a\u4e49\u7c7b\u7ea7\u522b\u65b9\u6cd5\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u65b9\u6cd5\u6765\u5b9e\u73b0\u503c\u7684\u4f20\u9012\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class MyClass:<\/p>\n<p>    @classmethod<\/p>\n<p>    def assign_value(cls):<\/p>\n<p>        return 10<\/p>\n<p>x = MyClass.assign_value()<\/p>\n<p>y = x<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7c7bMyClass\uff0c\u5e76\u901a\u8fc7\u7c7b\u65b9\u6cd5\u88c5\u9970\u5668@classmethod\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7c7b\u65b9\u6cd5assign_value\u3002\u901a\u8fc7\u8c03\u7528\u7c7b\u65b9\u6cd5assign_value\uff0c\u5c06\u5176\u8fd4\u56de\u503c\u8d4b\u7ed9\u53d8\u91cfx\uff0c\u518d\u5c06x\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\u3002\u6b64\u65f6\uff0cx\u548cy\u7684\u503c\u90fd\u4e3a10\u3002<\/p>\n<\/p>\n<p><p>\u7efc\u4e0a\u6240\u8ff0\uff0cPython\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u53d8\u91cf\u503c\u7684\u4f20\u9012\uff0c\u4ece\u6700\u7b80\u5355\u7684\u8d4b\u503c\u8fd0\u7b97\u7b26\u5230\u9ad8\u7ea7\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6bcf\u79cd\u65b9\u5f0f\u90fd\u6709\u5176\u72ec\u7279\u7684\u5e94\u7528\u573a\u666f\u548c\u4f18\u52bf\u3002\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u5c06\u53d8\u91cfx\u7684\u503c\u8d4b\u7ed9\u53d8\u91cfy\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u8d4b\u503c\u8bed\u53e5\u5c06\u53d8\u91cfx\u7684\u503c\u6307\u5b9a\u7ed9\u53d8\u91cfy\u3002\u53ea\u9700\u4f7f\u7528\u7b49\u53f7\uff08=\uff09\u64cd\u4f5c\u7b26\u3002\u4f8b\u5982\uff0c\u82e5\u60f3\u5c06x\u7684\u503c\u8d4b\u7ed9y\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<code>y = x<\/code>\u3002\u8fd9\u6837\uff0cy\u5c31\u4f1a\u62e5\u6709\u4e0ex\u76f8\u540c\u7684\u503c\u3002\u5982\u679cx\u7684\u503c\u4e4b\u540e\u53d1\u751f\u53d8\u5316\uff0cy\u7684\u503c\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u4e24\u4e2a\u72ec\u7acb\u7684\u53d8\u91cf\u3002<\/p>\n<p><strong>\u5728Python\u4e2d\uff0c\u8d4b\u503c\u64cd\u4f5c\u4f1a\u5f71\u54cd\u5bf9\u8c61\u7684\u5f15\u7528\u5417\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u8d4b\u503c\u64cd\u4f5c\u786e\u5b9e\u4f1a\u5f71\u54cd\u5bf9\u8c61\u7684\u5f15\u7528\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5982\u679cx\u6307\u5411\u4e00\u4e2a\u53ef\u53d8\u5bf9\u8c61\uff08\u5982\u5217\u8868\u6216\u5b57\u5178\uff09\uff0c\u90a3\u4e48\u5c06x\u7684\u503c\u8d4b\u7ed9y\u540e\uff0cy\u548cx\u4f1a\u5f15\u7528\u540c\u4e00\u4e2a\u5bf9\u8c61\u3002\u8fd9\u610f\u5473\u7740\u5bf9y\u7684\u4fee\u6539\u4e5f\u4f1a\u5f71\u54cd\u5230x\u3002\u76f8\u53cd\uff0c\u5bf9\u4e8e\u4e0d\u53ef\u53d8\u5bf9\u8c61\uff08\u5982\u6574\u6570\u3001\u5b57\u7b26\u4e32\u548c\u5143\u7ec4\uff09\uff0c\u8d4b\u503c\u540ey\u548cx\u4f1a\u5404\u81ea\u6307\u5411\u4e0d\u540c\u7684\u5bf9\u8c61\uff0c\u6539\u53d8\u4e00\u4e2a\u4e0d\u4f1a\u5f71\u54cd\u53e6\u4e00\u4e2a\u3002<\/p>\n<p><strong>\u5982\u4f55\u5728Python\u4e2d\u540c\u65f6\u5c06\u591a\u4e2a\u53d8\u91cf\u8d4b\u503c\uff1f<\/strong><br \/>Python\u652f\u6301\u540c\u65f6\u5c06\u591a\u4e2a\u53d8\u91cf\u8d4b\u503c\uff0c\u8fd9\u53ef\u4ee5\u901a\u8fc7\u94fe\u5f0f\u8d4b\u503c\u6216\u5143\u7ec4\u89e3\u5305\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u94fe\u5f0f\u8d4b\u503c\u5c06\u76f8\u540c\u7684\u503c\u8d4b\u7ed9\u591a\u4e2a\u53d8\u91cf\uff1a<code>x = y = z = 10<\/code>\u3002\u6b64\u5916\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5143\u7ec4\u89e3\u5305\u5c06\u4e0d\u540c\u503c\u8d4b\u7ed9\u591a\u4e2a\u53d8\u91cf\uff1a<code>a, b, c = 1, 2, 3<\/code>\u3002\u8fd9\u79cd\u65b9\u5f0f\u7b80\u6d01\u660e\u4e86\uff0c\u9002\u7528\u4e8e\u540c\u65f6\u8d4b\u503c\u7684\u573a\u666f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u4e00\u3001\u76f4\u63a5\u56de\u7b54\u6807\u9898\u95ee\u9898 \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8d4b\u503c\u8fd0\u7b97\u7b26\u6765\u5c06x\u7684\u503c\u6307\u5b9a\u7ed9y\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u53ea\u9700\u8981\u4f7f\u7528\u7b49\u53f7\uff08=\uff09\u5c06 [&hellip;]","protected":false},"author":3,"featured_media":1108703,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1108698"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1108698"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1108698\/revisions"}],"predecessor-version":[{"id":1108705,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1108698\/revisions\/1108705"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1108703"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1108698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1108698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1108698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}