{"id":95871,"date":"2026-08-27T00:09:01","date_gmt":"2026-08-26T16:09:01","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/95871.html"},"modified":"2026-08-27T00:09:01","modified_gmt":"2026-08-26T16:09:01","slug":"python%e5%9f%ba%e7%a1%80-%e7%ac%ac-5-%e7%ab%a0-%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/95871.html","title":{"rendered":"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570"},"content":{"rendered":"<h2>\u7b2c 5 \u7ae0 \u51fd\u6570<\/h2>\n<h3>5.1 \u8bed\u6cd5<\/h3>\n<ul>\n<li>\u51fd\u6570\u5fc5\u987b\u5148\u5b9a\u4e49\u518d\u8c03\u7528<\/li>\n<\/ul>\n<p>def \u51fd\u6570\u540d (\u53c2\u6570\u5217\u8868) :<br \/>\n        \u51fd\u6570\u4f53<br \/>\n        [return]<\/p>\n<p>[return]\u4ee3\u8868 return\u53ef\u4ee5\u4e0d\u52a0,\u9ed8\u8ba4\u8fd4\u56deNone<\/p>\n<h3>5.2 \u51fd\u6570\u7684\u53c2\u6570<\/h3>\n<h4>5.2.1 \u5f62\u53c2\u548c\u5b9e\u53c2<\/h4>\n<ul>\n<li>\u5728\u5b9a\u4e49\u51fd\u6570\u65f6&#xff0c;\u5f62\u53c2\u6ca1\u6709\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4e5f\u6ca1\u6709\u503c&#xff0c;\u76f8\u5f53\u4e8e\u4e00\u4e2a\u5360\u4f4d\u7b26;<\/li>\n<\/ul>\n<p>\u5728\u8c03\u7528\u51fd\u6570\u65f6&#xff0c; \u4f1a\u5728\u6808\u533a\u4e2d\u7ed9\u51fd\u6570\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c; \u7136\u540e\u7ed9\u5f62\u53c2\/\u5c40\u90e8\u53d8\u91cf\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4f20\u9012\u7684\u662f\u5b9e\u9645\u7684\u6570\u636e<\/p>\n<ul>\n<li>\u5f53\u51fd\u6570\u6267\u884c\u7ed3\u675f&#xff0c;\u51fd\u6570\u6240\u5360\u7684\u6808\u7a7a\u95f4\u4f1a\u88ab\u91ca\u653e&#xff0c;\u51fd\u6570\u7684\u5f62\u53c2\/\u5c40\u90e8\u53d8\u91cf\u4e5f\u4f1a\u88ab\u91ca\u653e<\/li>\n<\/ul>\n<p>\u7a0b\u5e8f\u7684\u6267\u884c\u903b\u8f91:<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160858-6a8f0f9a83958.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<li>\n<p>\u5728\u5806\u5185\u5b58\u9996\u5148\u521b\u5efa \u6a21\u7248\u5bf9\u8c61    &#8211;\u5c31\u662fpy\u6587\u4ef6<\/p>\n<\/li>\n<li>\n<p>\u521b\u5efa\u51fd\u6570\u5bf9\u8c61<\/p>\n<\/li>\n<li>\n<p>\u51fd\u6570\u5bf9\u8c61 \u6307\u5411 \u6a21\u7248\u5bf9\u8c61 (\u5b58\u50a8\u5730\u5740)<\/p>\n<\/li>\n<li>\n<p>\u7a0b\u5e8f\u8c03\u7528, \u5728 \u6808\u5185\u5b58 \u4f20\u9012 \u5b9e\u53c2 \u7684 \u5730\u5740,\u8fdb\u884c\u6267\u884c<\/p>\n<\/li>\n<li>\n<p>\u6267\u884c\u5b8c\u6bd5\u540e,\u6808\u5185\u5b58\u7a7a\u95f4\u91ca\u653e<\/p>\n<\/li>\n<h4>5.2.2 \u51fd\u6570\u7684\u53c2\u6570\u4f20\u9012<\/h4>\n<p>1)\u6307\u9488<\/p>\n<p>a&#061;10<\/p>\n<p>a&#061;\u201chelloworld\u201d<\/p>\n<p>\u4ee5\u4e0a\u4ee3\u7801\u4e2d&#xff0c;10\u662f\u6570\u5b57\u7c7b\u578b&#xff0c;&#034; helloworld &#034; \u662f String \u7c7b\u578b&#xff0c;\u800c\u53d8\u91cf a \u662f\u6ca1\u6709\u7c7b\u578b&#xff0c;\u5979\u4ec5\u4ec5\u662f\u4e00\u4e2a\u5bf9\u8c61\u7684\u5f15\u7528&#xff08;\u4e00\u4e2a\u6307\u9488&#xff09;&#xff0c;\u53ef\u4ee5\u662f\u6307\u5411\u6570\u5b57\u7c7b\u578b\u5bf9\u8c61&#xff0c;\u4e5f\u53ef\u4ee5\u662f\u6307\u5411 String \u7c7b\u578b\u5bf9\u8c61\u3002<\/p>\n<p>2)\u5f15\u7528<\/p>\n<p>\u5728 Python \u4e2d&#xff0c;\u53d8\u91cf\u548c\u6570\u636e\u662f\u5206\u5f00\u5b58\u50a8\u7684&#xff0c;\u6570\u636e\u4fdd\u5b58\u5728\u5185\u5b58\u4e2d\u7684\u4e00\u4e2a\u4f4d\u7f6e&#xff0c;\u53d8\u91cf\u4e2d\u4fdd\u5b58\u7740\u6570\u636e\u5728\u5185\u5b58\u4e2d\u7684\u5730\u5740&#xff0c;\u53d8\u91cf\u4e2d\u8bb0\u5f55\u6570\u636e\u7684\u5730\u5740&#xff0c;\u5c31\u53eb\u505a\u5f15\u7528\u3002<\/p>\n<p>3&#xff09;\u53ef\u53d8(mutable)\u4e0e\u4e0d\u53ef\u53d8(immutable)\u7c7b\u578b\u5bf9\u8c61<\/p>\n<p>\u5728Python\u5e38\u89c1\u7684\u7c7b\u578b\u4e2d&#xff0c;\u6570\u5b57\u7c7b\u578b\u3001string\u3001tuple\u662f\u4e0d\u53ef\u66f4\u6539\u7684\u5bf9\u8c61&#xff0c;\u800clist\u3001set\u3001dict\u7b49\u5219\u662f\u53ef\u4ee5\u4fee\u6539\u7684\u5bf9\u8c61\u3002<\/p>\n<ul>\n<li>\u4e0d\u53ef\u53d8\u7c7b\u578b<\/li>\n<\/ul>\n<p>\u53d8\u91cf\u8d4b\u503c a&#061;500 \u540e\u518d\u8d4b\u503c a&#061;1000&#xff0c;\u8fd9\u91cc\u5b9e\u9645\u662f\u65b0\u751f\u6210\u4e00\u4e2a int \u503c\u5bf9\u8c61 1000&#xff0c;\u518d\u8ba9 a \u6307\u5411\u5b83&#xff0c;\u800c500\u88ab\u4e22\u5f03&#xff0c;\u4e0d\u662f\u6539\u53d8a\u7684\u503c&#xff0c;\u76f8\u5f53\u4e8e\u65b0\u751f\u6210\u4e86a\u3002\u7c7b\u4f3cc&#043;&#043;\u7684\u503c\u4f20\u9012&#xff0c;<\/p>\n<p>def change_int(a):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:{a},\u5730\u5740{id(a)}&#034;)<br \/>\n    a &#061; 100<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:{a},\u5730\u5740{id(a)}&#034;)<\/p>\n<p>b &#061; 10<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:{b},\u5730\u5740{id(b)}&#034;)<br \/>\nchange_int(b)<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:{b},\u5730\u5740{id(b)}&#034;)<\/p>\n<p>\u503c\u6539\u53d8,\u5730\u5740\u6539\u53d8<\/p>\n<p>1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:10,\u5730\u5740140707877808856<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:10,\u5730\u5740140707877808856<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:100,\u5730\u5740140707877811736<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:10,\u5730\u5740140707877808856<\/p>\n<ul>\n<li>\u53ef\u53d8\u7c7b\u578b<\/li>\n<\/ul>\n<p>\u53d8\u91cf\u8d4b\u503c la&#061;[1,2,3,4] \u540e\u518d\u8d4b\u503c la[2]&#061;5 \u5219\u662f\u5c06 list la \u7684\u7b2c\u4e09\u4e2a\u5143\u7d20\u503c\u66f4\u6539&#xff0c;\u672c\u8eabla\u6ca1\u6709\u52a8&#xff0c;\u53ea\u662f\u5176\u5185\u90e8\u7684\u4e00\u90e8\u5206\u503c\u88ab\u4fee\u6539\u4e86\u3002\u7c7b\u4f3cc&#043;&#043;\u7684\u5f15\u7528\u4f20\u9012&#xff0c;\u5982\u5217\u8868&#xff0c;\u5b57\u5178\u3002\u5982 fun&#xff08;la&#xff09;&#xff0c;\u5219\u662f\u5c06 la \u771f\u6b63\u7684\u4f20\u8fc7\u53bb&#xff0c;\u4fee\u6539\u540efun\u5916\u90e8\u7684la\u4e5f\u4f1a\u53d7\u5f71\u54cd<\/p>\n<p>def change_int(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1[2] &#061; 666<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list3 &#061; [10,20,30]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:{list3},\u5730\u5740{id(list3)}&#034;)<br \/>\nchange_int(list3)<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:{list3},\u5730\u5740{id(list3)}&#034;)<\/p>\n<p>\u96c6\u4f53\u503c\u53d1\u751f\u53d8\u5316,\u5730\u5740\u4e0d\u53d8<\/p>\n<p>1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:[10, 20, 30],\u5730\u57401873351414144<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:[10, 20, 30],\u5730\u57401873351414144<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:[10, 20, 666],\u5730\u57401873351414144<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:[10, 20, 666],\u5730\u57401873351414144<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160859-6a8f0f9b69863.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u6267\u884c\u903b\u8f91:<\/p>\n<li>\n<p>\u751f\u6210\u6a21\u7248\u5bf9\u8c61,.py, \u751f\u6210\u6a21\u5757\u547d\u540d\u7a7a\u95f4 __dict__, \u91cc\u8fb9\u5b58\u50a8\u5404\u79cd\u5bf9\u8c61\u7684\u5730\u5740<\/p>\n<\/li>\n<li>\n<p>\u751f\u6210\u51fd\u6570\u5bf9\u8c61 0x1234 \u548c 0x2345, \u6a21\u7248\u5bf9\u8c61\u4e2d\u5b58\u50a8\/\u6307\u5411 \u51fd\u6570\u5bf9\u8c61\u7684\u5730\u5740<\/p>\n<\/li>\n<li>\n<p>\u7a0b\u5e8f\u6267\u884c\u7684\u65f6\u5019,\u5728\u5de6\u4fa7\u6808\u5185\u5b58\u4e2d\u8fd0\u884c,\u8c03\u7528\u51fd\u6570,\u5148\u6267\u884c\u8d4b\u503c\u64cd\u4f5c,list1 &#061; list3 &#061; 0x2345,\u8ba9list1\u6307\u5411\u4e860x2345\u5730\u5740<\/p>\n<\/li>\n<li>\n<p>list1[2] &#061; 666,\u4f1a\u521b\u5efa\u4e00\u4e2a666\u5bf9\u8c61(\u5c0f\u6574\u6570\u6c60\u4e2d\u5927\u5c0f\u4e3a [-5~256]),\u7136\u540e\u76f4\u63a5\u57280x2345\u4e2d\u7684 \u7b2c\u4e09\u4e2a\u503c0x3030\u5904\u4fee\u6539\u5b83\u7684\u5730\u5740\u4e3a666<\/p>\n<\/li>\n<h4>5.2.3 var1*&#061;2\u548cvar1&#061;var1*2\u7684\u533a\u522b<\/h4>\n<ul>\n<li>\n<p>var1 *&#061; 2\u4f7f\u7528\u539f\u5730\u5740\u3002<\/p>\n<\/li>\n<li>\n<p>var1 &#061; var1 * 2\u5f00\u8f9f\u4e86\u65b0\u7684\u7a7a\u95f4\u3002<\/p>\n<\/li>\n<li>\n<p>var1 &#061; var1 * 2:<\/p>\n<\/li>\n<\/ul>\n<p>def change_int(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1 &#061; list1 *2<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list3 &#061; [10,20,30]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:{list3},\u5730\u5740{id(list3)}&#034;)<br \/>\nchange_int(list3)<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:{list3},\u5730\u5740{id(list3)}&#034;)<\/p>\n<p>\u5730\u5740\u53d1\u751f\u6539\u53d8:<\/p>\n<p>1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:[10, 20, 30],\u5730\u57402302819176832<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:[10, 20, 30],\u5730\u57402302819176832<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:[10, 20, 30, 10, 20, 30],\u5730\u57402302821366784<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:[10, 20, 30],\u5730\u57402302819176832<\/p>\n<ul>\n<li>var1*&#061;2:<\/li>\n<\/ul>\n<p>def change_int(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1 *&#061; 2<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list3 &#061; [10,20,30]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:{list3},\u5730\u5740{id(list3)}&#034;)<br \/>\nchange_int(list3)<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:{list3},\u5730\u5740{id(list3)}&#034;)<\/p>\n<p>\u5730\u5740\u4e0d\u53d8:<\/p>\n<p>1\u5728\u51fd\u6570\u5916\u8c03\u7528\u51fd\u6570\u524d\u503c:[10, 20, 30],\u5730\u57402274329563520<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u503c:[10, 20, 30],\u5730\u57402274329563520<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u540e\u503c:[10, 20, 30, 10, 20, 30],\u5730\u57402274329563520<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u8c03\u7528\u51fd\u6570\u540e\u503c:[10, 20, 30, 10, 20, 30],\u5730\u57402274329563520<\/p>\n<h4>5.2.4 \u51fd\u6570\u7684\u53c2\u6570\u5f62\u5f0f<\/h4>\n<p>1)\u5fc5\u987b\u53c2\u6570<\/p>\n<p>\u57fa\u4e8e\u4f4d\u7f6e\u628a\u6bcf\u4e2a\u76f8\u5e94\u4f4d\u7f6e\u7684\u5b9e\u53c2\u548c\u5f62\u53c2\u76f8\u5173\u8054&#xff0c;\u8c03\u7528\u65f6\u7684\u6570\u91cf\u5fc5\u987b\u548c\u58f0\u660e\u65f6\u7684\u4e00\u6837\u3002<\/p>\n<p>def func(a, b, c):<br \/>\n    print(a, b, c)<br \/>\nfunc(1, 2, 3)  # 1 2 3<\/p>\n<p>2)\u5173\u952e\u5b57\u53c2\u6570<\/p>\n<p>\u51fd\u6570\u8c03\u7528\u4f7f\u7528\u5173\u952e\u5b57\u53c2\u6570\u6765\u786e\u5b9a\u6bcf\u4e2a\u53d8\u91cf\u4f20\u5165\u7684\u53c2\u6570\u503c&#xff0c;\u4f7f\u7528\u5173\u952e\u5b57\u53c2\u6570\u5141\u8bb8\u51fd\u6570\u8c03\u7528\u65f6\u53c2\u6570\u7684\u987a\u5e8f\u4e0e\u58f0\u660e\u65f6\u4e0d\u4e00\u81f4\u3002<\/p>\n<p>def printInfo(name,age) :<br \/>\n    print(&#034;\u59d3\u540d:&#034;,name)<br \/>\n    print(&#034;\u5e74\u9f84:&#034;,age)<\/p>\n<p># Python\u89e3\u91ca\u5668\u53ef\u4ee5\u901a\u8fc7age\u548cname\u8fd9\u6837\u7684\u5173\u952e\u5b57\u53bb\u548c\u5f62\u53c2\u8fdb\u884c\u5339\u914d<br \/>\nprintInfo(age &#061; 18,name &#061; &#034;zhangsan&#034;)<\/p>\n<p>3)\u9ed8\u8ba4\u503c\u53c2\u6570<\/p>\n<p>\u975e\u9ed8\u8ba4\u53c2\u6570\u5fc5\u987b\u653e\u5728\u9ed8\u8ba4\u53c2\u6570\u4e4b\u524d<\/p>\n<p>def printInfo(name,age &#061; 20) :<br \/>\n    print(&#034;\u59d3\u540d:&#034;,name)<br \/>\n    print(&#034;\u5e74\u9f84:&#034;,age)<\/p>\n<p>printInfo(&#034;zhangsan&#034;)<\/p>\n<p>printInfo(&#034;lisi&#034;,30)<\/p>\n<p>printInfo(age &#061; 40,name &#061; &#034;wangwu&#034;)<\/p>\n<p>4)\u4e0d\u5b9a\u957f\u53c2\u6570<\/p>\n<ul>\n<li>\u5f62\u5f0f\u4e00: *\u53c2\u6570\u540d,  \u8fd9\u4e2a\u53ef\u4ee5\u63a5\u53d7\u591a\u4e2a\u53c2\u6570,\u5c06\u591a\u4e2a\u53c2\u6570\u653e\u5230\u5143\u7ec4\u4e2d\u5904\u7406<\/li>\n<\/ul>\n<p>def print_info(num,*var,age):<br \/>\n    print(num)<br \/>\n    print(var)<\/p>\n<p>print_info(10,20,30,age&#061;40)<\/p>\n<p>20\u548c30\u90fd\u4f20\u7ed9var,\u5982\u679c\u8981\u7ed9age\u4f20\u503c,\u6b64\u65f6\u5fc5\u987b\u7528\u5173\u952e\u8bcd\u4f20\u53c2<\/p>\n<ul>\n<li>\u5f62\u5f0f\u4e8c: **\u53c2\u6570\u540d,\u4ee5\u5b57\u5178\u7684\u5f62\u5f0f\u5904\u7406,\u540e\u9762\u4e0d\u80fd\u518d\u5904\u7406\u666e\u901a\u51fd\u6570\u4e86<\/li>\n<\/ul>\n<p>def print_info(num,**var):<br \/>\n    print(num)<br \/>\n    print(var)<\/p>\n<p>print_info(10,a&#061;20 ,b&#061;30)<\/p>\n<p>10<br \/>\n{&#039;a&#039;: 20, &#039;b&#039;: 30}<\/p>\n<p>4)\u89e3\u5305\u4f20\u53c2<\/p>\n<p>\u5f62\u5f0f\u4e00: \u89e3\u5305\u975e\u5b57\u5178,\u7528 *<\/p>\n<p>def print_info(a,b,c):<br \/>\n    print(a,b,c)<\/p>\n<p>tup1 &#061; (10,20,30)<br \/>\nprint_info(*tup1)<\/p>\n<p>\u5f62\u5f0f\u4e8c: \u89e3\u5305\u5b57\u5178<\/p>\n<p>def print_info(a,b,c):<br \/>\n    print(a,b,c)<\/p>\n<p>dic &#061; {&#034;a&#034;:1,&#034;b&#034;:2,&#034;c&#034;:3}<br \/>\nprint_info(**dic)<br \/>\n#print_info(a&#061;1,b&#061;2,c&#061;3)<br \/>\nprint_info(*dic)<\/p>\n<p>1\u4e2a*\u4ee3\u8868\u89e3\u5305key,2\u4e2a\u4ee3\u8868\u89e3\u5305value,\u6b64\u5916,\u89e3\u5305\u76f8\u5f53\u4e8e\u6ce8\u91ca\u64cd\u4f5c,\u56e0\u6b64\u5f62\u53c2\u548c\u5b9e\u53c2\u5fc5\u987b\u4e00\u81f4,\u5982\u679c\u4e3aaa\u4f1a\u62a5\u9519<\/p>\n<h4>5.2.5 \u5f3a\u5236\u4f7f\u7528\u4f4d\u7f6e\u53c2\u6570\u6216\u5173\u952e\u5b57\u53c2\u6570<\/h4>\n<p>\/ \u524d\u7684\u53c2\u6570\u5fc5\u987b\u4f7f\u7528\u4f4d\u7f6e\u4f20\u53c2&#xff0c;* \u540e\u7684\u53c2\u6570\u5fc5\u987b\u7528\u5173\u952e\u5b57\u4f20\u53c2\u3002<\/p>\n<p>def print_info(a,b,c,\/,c,d,e,*,f,g):<br \/>\n    print(a,b,c,d,e,f,g)<\/p>\n<p>print_info(10,20,30,40,50,f &#061; 60,g&#061;70)<\/p>\n<h4>5.2.6 \u9632\u6b62\u51fd\u6570\u4fee\u6539\u5217\u8868\/\u6df1\u62f7\u8d1d<\/h4>\n<h5>5.2.6.1\u6d45\u62f7\u8d1d:<\/h5>\n<p>\u6b63\u5e38\u60c5\u51b5\u4e0b:<\/p>\n<p>def change_list(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1[2] &#061; 666<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list2 &#061; [10,20,30]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<br \/>\nchange_list(list2)<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<\/p>\n<p>1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30],\u5730\u57402306436239744<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30],\u5730\u57402306436239744<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 666],\u5730\u57402306436239744<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 666],\u5730\u57402306436239744<\/p>\n<p>\u4fee\u6539\u4e86\u5916\u90e8\u7684\u5217\u8868\u7684\u503c,\u4e3a\u4e86\u9632\u6b62\u4fee\u6539,\u6211\u4eec\u91c7\u7528\u4e86copy\u65b9\u6cd5:<\/p>\n<p>def change_list(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1[2] &#061; 666<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list2 &#061; [10,20,30]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<br \/>\nchange_list(list2.copy())<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<\/p>\n<p>1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30],\u5730\u57402747885228416<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30],\u5730\u57402747887418368<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 666],\u5730\u57402747887418368<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30],\u5730\u57402747885228416<\/p>\n<p>\u4f46\u5982\u679c\u662f\u8fd9\u6837:<\/p>\n<p>def change_list(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1[3].append(400)<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list2 &#061; [10,20,30,[1,2,3]]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<br \/>\nchange_list(list2.copy())<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<\/p>\n<p>1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30, [1, 2, 3]],\u5730\u57402417730721984<br \/>\n2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30, [1, 2, 3]],\u5730\u57402417732909120<br \/>\n3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30, [1, 2, 3, 400]],\u5730\u57402417732909120<br \/>\n4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c[10, 20, 30, [1, 2, 3, 400]],\u5730\u57402417730721984<\/p>\n<p>\u503c\u4f9d\u65e7\u653e\u751f\u4e86\u53d8\u5316,\u56e0\u4e3a\u5b83\u7684\u6267\u884c\u903b\u8f91\u662f:<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160859-6a8f0f9bbcc6c.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<ul>\n<li>\n<p>\u8c03\u7528\u7684\u65f6\u5019,copy\u4e86\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61,\u53eb0x5678<\/p>\n<\/li>\n<li>\n<p>\u5728\u6267\u884c\u7684\u65f6\u5019,\u8ffd\u52a0\u4e86\u4e00\u4e2a\u65b0\u7684\u53c2\u6570,\u4fee\u6539\u7684\u662f0x3456,\u800c\u539f\u672clist2\u6307\u5411\u76840x2345\u4e5f\u6307\u54110x3456,\u5c31\u4f1a\u5bfc\u81f4list2\u4e5f\u53d1\u751f\u53d8\u5316\u3002<\/p>\n<\/li>\n<\/ul>\n<h5>5.2.6.2 \u6df1\u62f7\u8d1d<\/h5>\n<p>\u8fd9\u6837\u5c31\u4e0d\u4f1a\u5f71\u54cd\u51fd\u6570\u4f53\u5916\u7684\u6570\u636e<\/p>\n<p>import copy<\/p>\n<p>def change_list(list1):<br \/>\n    print(f&#034;2\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<br \/>\n    list1[3].append(400)<br \/>\n    print(f&#034;3\u5728\u51fd\u6570\u4f53\u4e2d\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list1},\u5730\u5740{id(list1)}&#034;)<\/p>\n<p>list2 &#061; [10,20,30,[1,2,3]]<br \/>\nprint(f&#034;1\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<br \/>\nchange_list(copy.deepcopy(list2))<br \/>\nprint(f&#034;4\u5728\u51fd\u6570\u4f53\u5916\u4fee\u6539\u524d\u5217\u8868\u7684\u503c{list2},\u5730\u5740{id(list2)}&#034;)<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160900-6a8f0f9c2439c.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>5.3 \u51fd\u6570\u7684\u8bf4\u660e\u6587\u6863<\/h3>\n<p>\u5c06\u6ce8\u91ca\u5199\u5728\u51fd\u6570\u4f53\u5185\u7b2c\u4e00\u884c\u4ee3\u8868\u51fd\u6570\u7684\u8bf4\u660e\u6587\u6863, \u5c06\u9f20\u6807\u653e\u5728\u51fd\u6570\u8eab\u4e0a\u53ef\u4ee5\u67e5\u770b\u8be5\u51fd\u6570\u7684\u4f5c\u7528,\u4e5f\u53ef\u4ee5\u901a\u8fc7help\u51fd\u6570\u6765\u67e5\u770b(\u663e\u793a\u7684\u5185\u5bb9\u5c31\u662f\u7b2c\u4e00\u884c\u6ce8\u91ca)<\/p>\n<p>def adult(age):<br \/>\n    *&#034;&#034;&#034;\u8be5\u51fd\u6570\u5224\u65ad\u662f\u5426\u6210\u5e74&#034;&#034;&#034;*<br \/>\n*    *if age &gt;&#061; 18:<br \/>\n        print(&#034;\u6210\u5e74&#034;)<br \/>\n    else:<br \/>\n        print(&#034;\u672a\u6210\u5e74&#034;)<br \/>\nhelp(adult)<\/p>\n<h3>5.4 return<\/h3>\n<ul>\n<li>\n<p>\u4e0d\u5e26\u8868\u8fbe\u5f0f\u7684 return \u8bed\u53e5&#xff0c;\u8fd4\u56de None\u3002<\/p>\n<\/li>\n<li>\n<p>\u51fd\u6570\u4e2d\u5982\u679c\u6ca1\u6709 **return **\u8bed\u53e5&#xff0c;\u5728\u51fd\u6570\u8fd0\u884c\u7ed3\u675f\u540e\u4e5f\u4f1a\u8fd4\u56de None\u3002<\/p>\n<\/li>\n<li>\n<p>return \u8bed\u53e5\u53ef\u4ee5\u8fd4\u56de\u591a\u4e2a\u503c&#xff0c;\u591a\u4e2a\u503c\u4f1a\u653e\u5728\u4e00\u4e2a\u5143\u7ec4\u4e2d\u3002<\/p>\n<\/li>\n<\/ul>\n<p>def f(a, b, c):<br \/>\n    return a, b, c, [a, b, c]<br \/>\nprint(f(1, 2, 3))  # (1, 2, 3, [1, 2, 3])<\/p>\n<h3>5.5 \u53d8\u91cf\u7684\u4f5c\u7528\u57df<\/h3>\n<p>\u5728\u8ba4\u8bc6\u53d8\u91cf\u4f5c\u7528\u57df\u524d,\u9700\u8981\u5148\u77e5\u9053\u95ed\u5305<\/p>\n<h4>5.5.1 \u95ed\u5305<\/h4>\n<p>def outer():<br \/>\n    num &#061; 10<\/p>\n<p>    def inner():<br \/>\n        print(num)<\/p>\n<p>    return inner<\/p>\n<p>*# outer()()*<br \/>\n*#&#061;&#061;&#061;&#061;&#061; \u76f8\u5f53\u4e8e\u4e0b\u8fb9 &#061;&#061;&#061;&#061;&#061;&#061;*<br \/>\n*#\u83b7\u53d6\u5185\u51fd\u6570\u5bf9\u8c61*<br \/>\ninn &#061; outer()<br \/>\n*#\u8c03\u7528\u5185\u51fd\u6570*<br \/>\ninn()<\/p>\n<p>\u4f1a\u6253\u5370\u51fa\u6765\u7ed3\u679c10,\u4f46\u6b63\u5e38\u6765\u8bb2,\u4f1a\u62a5\u9519,\u4e3a\u4ec0\u4e48\u6ca1\u6709\u62a5\u9519,\u8fd9\u91cc\u7528\u5230\u4e86\u95ed\u5305<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160900-6a8f0f9c7a10e.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u6b63\u5e38\u7684\u6267\u884c\u903b\u8f91\u5982\u56fe:<\/p>\n<ul>\n<li>\n<p>\u521b\u5efa\u6a21\u5757\u5bf9\u8c61  .py<\/p>\n<\/li>\n<li>\n<p>\u6267\u884c\u5230inn &#061; outer()\u521b\u5efa\u51fd\u6570\u5bf9\u8c61 -outer,\u6a21\u5757\u5bf9\u8c61\u7684outer\u6267\u884c\u51fd\u6570\u5bf9\u8c61\u7684\u5730\u57400x1234,<\/p>\n<\/li>\n<li>\n<p>outer()\u5185\u90e8\u4f1a\u8fd4\u56deinner,inn &#061; outer()\u8c03\u7528\u7ed3\u675f,\u4f1a\u521b\u5efa\u4e00\u4e2ainner\u51fd\u6570\u5bf9\u8c61,\u5728\u6808\u5185\u5b58\u4e2d\u6267\u884c,\u5806\u5185\u5b58\u4e2d\u7684inn\u6307\u5411 inner\u5bf9\u8c61<\/p>\n<\/li>\n<li>\n<p>inn() \u8c03\u7528, \u7136\u540e\u6253\u5370print(num),\u6b64\u65f6\u5e94\u8be5\u4f1a\u62a5\u9519,\u56e0\u4e3anum\u5b9e\u9645\u53ea\u5728outer\u51fd\u6570\u5bf9\u8c61\u4e2d,\u4f46\u4e3a\u4ec0\u4e48\u6ca1\u6709\u62a5\u9519?<\/p>\n<\/li>\n<\/ul>\n<p>\u56e0\u4e3a\u95ed\u5305\u5ef6\u957f\u4e86\u5916\u5c42\u51fd\u6570\u5c40\u90e8\u53d8\u91cf\u7684\u751f\u547d\u5468\u671f,\u548c\u5185\u51fd\u6570\u7ed1\u5b9a,\u5f53\u5185\u51fd\u6570\u6267\u884c\u5b8c\u6bd5\u4e4b\u540e,\u5bf9\u5e94\u7684\u5c40\u90e8\u53d8\u91cf\u624d\u4f1a\u88ab\u91ca\u653e<\/p>\n<h4>5.5.2 \u4f5c\u7528\u57df<\/h4>\n<p>\u5206\u4e3a<\/p>\n<ul>\n<li>\n<p>\u5185\u5efa\u4f5c\u7528\u57df<\/p>\n<\/li>\n<li>\n<p>*\u5168\u5c40\u4f5c\u7528\u57df *<\/p>\n<\/li>\n<li>\n<p>\u5d4c\u5957\u4f5c\u7528\u57df(\u95ed\u5305)<\/p>\n<\/li>\n<li>\n<p>\u5c40\u90e8\u4f5c\u7528\u57df<\/p>\n<\/li>\n<\/ul>\n<p>aa &#061; int(1.1)   *#\u5185\u5efa\u4f5c\u7528\u57df  Builtin*<\/p>\n<p>a &#061; 10         *#\u5168\u5c40\u4f5c\u7528\u57df  Global*<br \/>\ndef outer():<br \/>\n    a &#061; 20     *#\u5d4c\u5957\u4f5c\u7528\u57df(\u95ed\u5305) Enclosing*<br \/>\n*    *def inner():<br \/>\n        a &#061; 30   *#\u5c40\u90e8\u4f5c\u7528\u57df Local*<br \/>\n*        *print(a)<br \/>\n    return inner<\/p>\n<p>outer()()<\/p>\n<p>\u67e5\u627e\u8303\u56f4:\u5c40\u90e8\u4f5c\u7528\u57df&gt;\u5d4c\u5957\u4f5c\u7528\u57df(\u95ed\u5305)&gt;\u5168\u5c40\u4f5c\u7528\u57df&gt;\u5185\u5efa\u4f5c\u7528\u57df<\/p>\n<p>\u5728python\u4e2d,\u53ea\u6709\u7c7b\u3001\u6a21\u5757\u3001\u51fd\u6570\u624d\u4f1a\u5f15\u5165\u65b0\u7684\u4f5c\u7528\u57df,  if\/while\/for\/try\u4e0d\u4f1a\u5f15\u5165\u65b0\u7684\u4f5c\u7528\u57df<\/p>\n<p>aa &#061; 10<br \/>\nif aa &#061;&#061;10:<br \/>\n    num1 &#061; 20<br \/>\n    print(num1)<\/p>\n<p>print(num1)<\/p>\n<ul>\n<li>\u5728if\u4e2d\u5b9a\u4e49\u7684\u662f\u5168\u5c40\u4f5c\u7528\u57df<\/li>\n<\/ul>\n<h4>5.5.3 global \u5173\u952e\u5b57<\/h4>\n<p>\u5982\u679c\u5728\u5c40\u90e8\u4f5c\u7528\u57df\u4e2d,\u8981\u5bf9\u5168\u5c40\u53d8\u91cf\u8fdb\u884c\u8d4b\u503c\u64cd\u4f5c,python\u4f1a\u9ed8\u8ba4\u521b\u5efa\u65b0\u7684\u5c40\u90e8\u53d8\u91cf<\/p>\n<p>var1 &#061; 100<br \/>\ndef func1():<br \/>\n    *# \u5982\u679c\u5728\u5c40\u90e8\u4f5c\u7528\u57df\u4e2d,\u8981\u5bf9\u5168\u5c40\u53d8\u91cf\u8fdb\u884c\u8d4b\u503c\u64cd\u4f5c,python\u4f1a\u9ed8\u8ba4\u521b\u5efa\u65b0\u7684\u5c40\u90e8\u53d8\u91cf*<br \/>\n*    #var1 &#043;&#061;10  #\u4f1a\u62a5\u9519*<\/p>\n<p>*    #\u5982\u679c\u5728\u5c40\u90e8\u53d8\u91cf\u4e2d \u8981\u4fee\u6539\u5168\u5c40\u53d8\u91cf*<br \/>\n*    *global var1<br \/>\n    var1 &#061; 200<br \/>\n    print(f&#034;\u5c40\u90e8{var1}&#034;)<\/p>\n<p>func1()<br \/>\nprint(f&#034;\u5168\u5c40{var1}&#034;)<\/p>\n<h4>5.5.4 nonlocal \u5173\u952e\u5b57<\/h4>\n<p>\u540c\u7406,\u5982\u679c\u8981\u5728\u5c40\u90e8\u4e2d\u4fee\u6539\u5d4c\u5957\u53d8\u91cf,\u9700\u8981\u4f7f\u7528nonlocal:<\/p>\n<p>def outer():<br \/>\n    num1 &#061; 10<\/p>\n<p>    def inner():<br \/>\n        nonlocal num1<br \/>\n        num1 &#061; 20<br \/>\n        print(f&#034;\u5c40\u90e8{num1}&#034;)<br \/>\n    inner()<br \/>\n    print(f&#034;\u5d4c\u5957{num1}&#034;)<\/p>\n<p>outer()<\/p>\n<h3>5.6 \u9012\u5f52<\/h3>\n<p>\u6c42\u4e00\u4e2a\u6574\u6570n\u7684\u9636\u4e58&#xff01;<\/p>\n<p>def get_factorial(n):<br \/>\n    if n &#061;&#061; 1:<br \/>\n        return 1<br \/>\n    else:<br \/>\n        return n * get_factorial(n &#8211; 1)<\/p>\n<p>print(get_factorial(5))<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160900-6a8f0f9c93304.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u5982\u679c\u4e0d\u6dfb\u52a0if,\u6bcf\u6b21\u8c03\u7528,\u56e0\u4e3a\u6ca1\u6709\u51fa\u6808,\u6bcf\u6b21\u90fd\u4f1a\u5f62\u6210\u65b0\u7684\u5360\u636e\u5185\u5b58,\u4e00\u76f4\u5230\u62a5\u9519<\/p>\n<p>\u53f3\u4fa7\u6bcf\u8fd4\u56de\u4e00\u4e2a\u7ed9\u5b83\u7684\u4e0a\u4e00\u4e2a,\u51fa\u6808\u4e00\u4e2a<\/p>\n<h3>5.7 \u533f\u540d\u51fd\u6570<\/h3>\n<p>\u5c31\u662fbambda\u8868\u8fbe\u5f0f<\/p>\n<p>def my_map(func,list1):<br \/>\n    list2 &#061; []<br \/>\n    for item in list1:<br \/>\n        list2.append(func(item))<br \/>\n    return list2<\/p>\n<p>list33 &#061;[10,20,30]<\/p>\n<p>print(my_map(lambda item:item *2,list33))<\/p>\n<p>\u533f\u540d\u51fd\u6570\u4f5c\u4e3a\u5185\u7f6e\u51fd\u6570\u7684\u53c2\u6570<\/p>\n<ul>\n<li>sorted()<\/li>\n<\/ul>\n<p>\u6709\u4e09\u540d\u5b66\u751f\u7684\u59d3\u540d\u548c\u5e74\u9f84&#xff0c;\u6309\u5e74\u9f84\u6392\u5e8f\u3002<\/p>\n<p>student_list &#061; [{&#034;name&#034;: &#034;zhang3&#034;, &#034;age&#034;: 36}, {&#034;name&#034;: &#034;li4&#034;, &#034;age&#034;: 14}, {&#034;name&#034;: &#034;wang5&#034;, &#034;age&#034;: 27}]<br \/>\nprint(sorted(student_list, key&#061;lambda x: x[&#034;age&#034;]))<\/p>\n<ul>\n<li>map()<\/li>\n<\/ul>\n<p>map() \u51fd\u6570\u5bf9\u5e8f\u5217\u4e2d\u5143\u7d20\u9010\u4e00\u5904\u7406\u3002<\/p>\n<p>map_result &#061; map(lambda x: x * x, [0, 1, 3, 7, 9])<br \/>\nprint(list(map_result))  # [0, 1, 9, 49, 81]<\/p>\n<ul>\n<li>filter()<\/li>\n<\/ul>\n<p>filter() \u51fd\u6570\u5bf9\u5e8f\u5217\u4e2d\u5143\u7d20\u8fc7\u6ee4\u3002<\/p>\n<p>filter_result &#061; filter(lambda x: x &gt;&#061; 0, [-0, -1, -3, 7, 9])<br \/>\nprint(list(filter_result))  # [0, 7, 9]<\/p>\n<ul>\n<li>reduce()<\/li>\n<\/ul>\n<p>reduce() \u51fd\u6570\u5bf9\u5e8f\u5217\u4e2d\u5143\u7d20\u8fdb\u884c\u7d2f\u79ef\u3002<\/p>\n<p>from functools import reduce<\/p>\n<p>reduce_result &#061; reduce(lambda x, y: x * y, [1, 2, 3, 4, 5])<br \/>\nprint(reduce_result)  # 120<\/p>\n<h3>5.8 \u51fd\u6570\u7684\u6ce8\u91ca<\/h3>\n<p>\u5199\u4e0a\u6ce8\u91ca,name.\u7684\u65f6\u5019\u80fd\u5feb\u901f\u627e\u5230\u5176\u4e2d\u7684\u65b9\u6cd5<\/p>\n<p># \u666e\u901a\u7684\u81ea\u5b9a\u4e49\u51fd\u6570&#xff1a;<br \/>\ndef dog(name, age, species):<br \/>\n   return (name, age, species)<br \/>\n# \u6dfb\u52a0\u4e86\u6ce8\u91ca\u7684\u81ea\u5b9a\u4e49\u51fd\u6570&#xff1a;<br \/>\ndef dog(name:str, age:(1, 99), species:&#039;\u72d7\u72d7\u7684\u54c1\u79cd&#039;) -&gt; tuple:<br \/>\n    return (name, age, species)<br \/>\nprint(dog.__annotations__)<\/p>\n<p>tuple\u662f\u8fd4\u56de\u7684\u7c7b\u578b<\/p>\n<p>\u67e5\u770b\u8fd9\u4e9b\u6ce8\u91ca\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7279\u6b8a\u5c5e\u6027__annotations__\u83b7\u53d6,\u7ed3\u679c\u4f1a\u4ee5\u5b57\u5178\u7684\u5f62\u5f0f\u8fd4\u56de<\/p>\n<p>{&#039;name&#039;: &lt;class &#039;str&#039;&gt;, &#039;age&#039;: (1, 99), &#039;species&#039;: &#039;\u72d7\u72d7\u7684\u54c1\u79cd&#039;, &#039;return&#039;: &lt;class &#039;tuple&#039;&gt;}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b2c 5 \u7ae0 \u51fd\u6570<br \/>\n5.1 \u8bed\u6cd5<br \/>\n\u51fd\u6570\u5fc5\u987b\u5148\u5b9a\u4e49\u518d\u8c03\u7528<br \/>\ndef \u51fd\u6570\u540d (\u53c2\u6570\u5217\u8868) :\u51fd\u6570\u4f53[return][return]\u4ee3\u8868 return\u53ef\u4ee5\u4e0d\u52a0,\u9ed8\u8ba4\u8fd4\u56deNone<br \/>\n5.2 \u51fd\u6570\u7684\u53c2\u6570<br \/>\n5.2.1 \u5f62\u53c2\u548c\u5b9e\u53c2<br \/>\n\u5728\u5b9a\u4e49\u51fd\u6570\u65f6&#xff0c;\u5f62\u53c2\u6ca1\u6709\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4e5f\u6ca1\u6709\u503c&#xff0c;\u76f8\u5f53\u4e8e\u4e00\u4e2a\u5360\u4f4d\u7b26;<br \/>\n\u5728\u8c03\u7528\u51fd\u6570\u65f6&#xff0c; \u4f1a\u5728\u6808\u533a\u4e2d\u7ed9\u51fd\u6570\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c; \u7136\u540e\u7ed9\u5f62\u53c2\/\u5c40\u90e8\u53d8\u91cf\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4f20\u9012\u7684\u662f\u5b9e\u9645\u7684\u6570\u636e<br \/>\n\u5f53\u51fd\u6570\u6267\u884c\u7ed3\u675f<\/p>\n","protected":false},"author":2,"featured_media":95865,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[81,190,305],"topic":[],"class_list":["post-95871","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-python","tag-190","tag-305"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/95871.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u7b2c 5 \u7ae0 \u51fd\u6570 5.1 \u8bed\u6cd5 \u51fd\u6570\u5fc5\u987b\u5148\u5b9a\u4e49\u518d\u8c03\u7528 def \u51fd\u6570\u540d (\u53c2\u6570\u5217\u8868) :\u51fd\u6570\u4f53[return][return]\u4ee3\u8868 return\u53ef\u4ee5\u4e0d\u52a0,\u9ed8\u8ba4\u8fd4\u56deNone 5.2 \u51fd\u6570\u7684\u53c2\u6570 5.2.1 \u5f62\u53c2\u548c\u5b9e\u53c2 \u5728\u5b9a\u4e49\u51fd\u6570\u65f6&#xff0c;\u5f62\u53c2\u6ca1\u6709\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4e5f\u6ca1\u6709\u503c&#xff0c;\u76f8\u5f53\u4e8e\u4e00\u4e2a\u5360\u4f4d\u7b26; \u5728\u8c03\u7528\u51fd\u6570\u65f6&#xff0c; \u4f1a\u5728\u6808\u533a\u4e2d\u7ed9\u51fd\u6570\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c; \u7136\u540e\u7ed9\u5f62\u53c2\/\u5c40\u90e8\u53d8\u91cf\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4f20\u9012\u7684\u662f\u5b9e\u9645\u7684\u6570\u636e \u5f53\u51fd\u6570\u6267\u884c\u7ed3\u675f\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/95871.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-26T16:09:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160858-6a8f0f9a83958.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/95871.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/95871.html\",\"name\":\"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-08-26T16:09:01+00:00\",\"dateModified\":\"2026-08-26T16:09:01+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/95871.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/95871.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/95871.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/95871.html","og_locale":"zh_CN","og_type":"article","og_title":"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u7b2c 5 \u7ae0 \u51fd\u6570 5.1 \u8bed\u6cd5 \u51fd\u6570\u5fc5\u987b\u5148\u5b9a\u4e49\u518d\u8c03\u7528 def \u51fd\u6570\u540d (\u53c2\u6570\u5217\u8868) :\u51fd\u6570\u4f53[return][return]\u4ee3\u8868 return\u53ef\u4ee5\u4e0d\u52a0,\u9ed8\u8ba4\u8fd4\u56deNone 5.2 \u51fd\u6570\u7684\u53c2\u6570 5.2.1 \u5f62\u53c2\u548c\u5b9e\u53c2 \u5728\u5b9a\u4e49\u51fd\u6570\u65f6&#xff0c;\u5f62\u53c2\u6ca1\u6709\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4e5f\u6ca1\u6709\u503c&#xff0c;\u76f8\u5f53\u4e8e\u4e00\u4e2a\u5360\u4f4d\u7b26; \u5728\u8c03\u7528\u51fd\u6570\u65f6&#xff0c; \u4f1a\u5728\u6808\u533a\u4e2d\u7ed9\u51fd\u6570\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c; \u7136\u540e\u7ed9\u5f62\u53c2\/\u5c40\u90e8\u53d8\u91cf\u5206\u914d\u5b58\u50a8\u7a7a\u95f4&#xff0c;\u4f20\u9012\u7684\u662f\u5b9e\u9645\u7684\u6570\u636e \u5f53\u51fd\u6570\u6267\u884c\u7ed3\u675f","og_url":"https:\/\/www.wsisp.com\/helps\/95871.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-08-26T16:09:01+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260826160858-6a8f0f9a83958.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"4 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/95871.html","url":"https:\/\/www.wsisp.com\/helps\/95871.html","name":"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-08-26T16:09:01+00:00","dateModified":"2026-08-26T16:09:01+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/95871.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/95871.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/95871.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Python\u57fa\u7840-\u7b2c 5 \u7ae0 \u51fd\u6570"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/95871","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=95871"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/95871\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/95865"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=95871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=95871"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=95871"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=95871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}