{"id":1066230,"date":"2024-12-31T16:24:15","date_gmt":"2024-12-31T08:24:15","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1066230.html"},"modified":"2024-12-31T16:24:17","modified_gmt":"2024-12-31T08:24:17","slug":"python%e5%a6%82%e4%bd%95%e5%8a%a8%e6%80%81%e6%94%b9%e5%8f%98%e5%8f%98%e9%87%8f%e5%90%8d","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1066230.html","title":{"rendered":"python\u5982\u4f55\u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2024\/12\/b192013c-fbb0-42c0-96d3-b544aca4b520.webp?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"python\u5982\u4f55\u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d\" \/><\/p>\n<p><p> <strong>Python \u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5b57\u5178\u3001\u4f7f\u7528 <code>locals()<\/code> \u51fd\u6570\u3001\u4f7f\u7528 <code>exec()<\/code> \u51fd\u6570\u7b49\u3002<\/strong> \u8fd9\u4e9b\u65b9\u6cd5\u5404\u6709\u4f18\u7f3a\u70b9\uff0c\u5176\u4e2d\u5b57\u5178\u65b9\u6cd5\u6700\u4e3a\u63a8\u8350\uff0c\u56e0\u4e3a\u5b83\u5b89\u5168\u3001\u7075\u6d3b\u4e14\u6613\u4e8e\u7ef4\u62a4\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u63cf\u8ff0\u8fd9\u4e9b\u65b9\u6cd5\u53ca\u5176\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u4f7f\u7528\u5b57\u5178<\/p>\n<\/p>\n<p><p>\u4f7f\u7528\u5b57\u5178\u662f\u7ba1\u7406\u52a8\u6001\u53d8\u91cf\u540d\u6700\u63a8\u8350\u7684\u65b9\u6cd5\u3002\u5b57\u5178\u5141\u8bb8\u6211\u4eec\u5c06\u53d8\u91cf\u540d\u4f5c\u4e3a\u952e\uff0c\u5c06\u53d8\u91cf\u503c\u4f5c\u4e3a\u503c\u8fdb\u884c\u5b58\u50a8\u548c\u8bbf\u95ee\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u521b\u5efa\u4e00\u4e2a\u5b57\u5178\u6765\u5b58\u50a8\u53d8\u91cf<\/p>\n<p>variables = {}<\/p>\n<h2><strong>\u52a8\u6001\u6dfb\u52a0\u53d8\u91cf<\/strong><\/h2>\n<p>variables[&quot;var1&quot;] = 10<\/p>\n<p>variables[&quot;var2&quot;] = 20<\/p>\n<h2><strong>\u8bbf\u95ee\u53d8\u91cf<\/strong><\/h2>\n<p>print(variables[&quot;var1&quot;])  # \u8f93\u51fa: 10<\/p>\n<p>print(variables[&quot;var2&quot;])  # \u8f93\u51fa: 20<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u5b89\u5168<\/strong>\uff1a\u907f\u514d\u4e86\u4f7f\u7528 <code>exec()<\/code> \u548c <code>eval()<\/code> \u5e26\u6765\u7684\u5b89\u5168\u98ce\u9669\u3002<\/li>\n<li><strong>\u7075\u6d3b<\/strong>\uff1a\u53ef\u4ee5\u8f7b\u677e\u5730\u6dfb\u52a0\u3001\u4fee\u6539\u548c\u5220\u9664\u53d8\u91cf\u3002<\/li>\n<li><strong>\u6613\u4e8e\u7ef4\u62a4<\/strong>\uff1a\u53d8\u91cf\u540d\u548c\u503c\u90fd\u5b58\u50a8\u5728\u4e00\u4e2a\u5730\u65b9\uff0c\u4fbf\u4e8e\u7ba1\u7406\u3002<\/li>\n<\/ul>\n<p><p><strong>\u4f7f\u7528\u5b57\u5178\u7ba1\u7406\u52a8\u6001\u53d8\u91cf\u540d\u7684\u8be6\u7ec6\u63cf\u8ff0\uff1a<\/strong><\/p>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u5e38\u5e38\u9700\u8981\u7ba1\u7406\u5927\u91cf\u53d8\u91cf\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u6570\u636e\u65f6\u3002\u4f7f\u7528\u5b57\u5178\u53ef\u4ee5\u65b9\u4fbf\u5730\u7ba1\u7406\u8fd9\u4e9b\u53d8\u91cf\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u7b49\u65b9\u6cd5\u52a8\u6001\u5730\u521b\u5efa\u548c\u8bbf\u95ee\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u5728\u5904\u7406\u7528\u6237\u8f93\u5165\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u5c06\u7528\u6237\u8f93\u5165\u7684\u5b57\u6bb5\u540d\u4f5c\u4e3a\u5b57\u5178\u7684\u952e\uff0c\u8f93\u5165\u503c\u4f5c\u4e3a\u5b57\u5178\u7684\u503c\u8fdb\u884c\u5b58\u50a8\u548c\u5904\u7406\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">user_data = {}<\/p>\n<h2><strong>\u5047\u8bbe\u6709\u4e00\u4e2a\u5305\u542b\u7528\u6237\u8f93\u5165\u7684\u5217\u8868<\/strong><\/h2>\n<p>inputs = [(&quot;name&quot;, &quot;Alice&quot;), (&quot;age&quot;, 25), (&quot;em<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>l&quot;, &quot;alice@example.com&quot;)]<\/p>\n<h2><strong>\u52a8\u6001\u6dfb\u52a0\u7528\u6237\u8f93\u5165\u5230\u5b57\u5178<\/strong><\/h2>\n<p>for key, value in inputs:<\/p>\n<p>    user_data[key] = value<\/p>\n<h2><strong>\u8bbf\u95ee\u7528\u6237\u6570\u636e<\/strong><\/h2>\n<p>print(user_data[&quot;name&quot;])  # \u8f93\u51fa: Alice<\/p>\n<p>print(user_data[&quot;age&quot;])   # \u8f93\u51fa: 25<\/p>\n<p>print(user_data[&quot;email&quot;]) # \u8f93\u51fa: alice@example.com<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e8c\u3001\u4f7f\u7528 <code>locals()<\/code> \u51fd\u6570<\/p>\n<\/p>\n<p><p><code>locals()<\/code> \u51fd\u6570\u8fd4\u56de\u5f53\u524d\u5c40\u90e8\u4f5c\u7528\u57df\u4e2d\u7684\u53d8\u91cf\u5b57\u5178\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u8fd9\u4e2a\u5b57\u5178\u6765\u52a8\u6001\u521b\u5efa\u53d8\u91cf\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u52a8\u6001\u6dfb\u52a0\u53d8\u91cf<\/p>\n<p>locals()[&quot;var3&quot;] = 30<\/p>\n<h2><strong>\u8bbf\u95ee\u53d8\u91cf<\/strong><\/h2>\n<p>print(var3)  # \u8f93\u51fa: 30<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u76f4\u63a5<\/strong>\uff1a\u53ef\u4ee5\u76f4\u63a5\u5728\u5f53\u524d\u4f5c\u7528\u57df\u521b\u5efa\u53d8\u91cf\u3002<\/li>\n<li><strong>\u7b80\u6d01<\/strong>\uff1a\u4ee3\u7801\u7b80\u6d01\uff0c\u6613\u4e8e\u7406\u89e3\u3002<\/li>\n<\/ul>\n<p><p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u5c40\u9650\u6027<\/strong>\uff1a\u53ea\u80fd\u5728\u5c40\u90e8\u4f5c\u7528\u57df\u4e2d\u4f7f\u7528\uff0c\u5bf9\u5168\u5c40\u4f5c\u7528\u57df\u65e0\u6548\u3002<\/li>\n<li><strong>\u4e0d\u63a8\u8350<\/strong>\uff1a\u4fee\u6539 <code>locals()<\/code> \u8fd4\u56de\u7684\u5b57\u5178\u5728\u67d0\u4e9b\u89e3\u91ca\u5668\u4e2d\u53ef\u80fd\u4e0d\u4f1a\u751f\u6548\uff0c\u5b58\u5728\u4e0d\u786e\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<p><p>\u4e09\u3001\u4f7f\u7528 <code>exec()<\/code> \u51fd\u6570<\/p>\n<\/p>\n<p><p><code>exec()<\/code> \u51fd\u6570\u53ef\u4ee5\u6267\u884c\u52a8\u6001\u751f\u6210\u7684\u4ee3\u7801\u5b57\u7b26\u4e32\uff0c\u4ece\u800c\u521b\u5efa\u53d8\u91cf\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u52a8\u6001\u751f\u6210\u53d8\u91cf\u540d\u548c\u8d4b\u503c\u8bed\u53e5<\/p>\n<p>var_name = &quot;var4&quot;<\/p>\n<p>var_value = 40<\/p>\n<p>exec(f&quot;{var_name} = {var_value}&quot;)<\/p>\n<h2><strong>\u8bbf\u95ee\u53d8\u91cf<\/strong><\/h2>\n<p>print(var4)  # \u8f93\u51fa: 40<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u7075\u6d3b<\/strong>\uff1a\u53ef\u4ee5\u6267\u884c\u4efb\u610f\u4ee3\u7801\uff0c\u9002\u7528\u4e8e\u590d\u6742\u7684\u52a8\u6001\u53d8\u91cf\u521b\u5efa\u9700\u6c42\u3002<\/li>\n<\/ul>\n<p><p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u5b89\u5168\u98ce\u9669<\/strong>\uff1a\u4e0d\u5b89\u5168\uff0c\u5bb9\u6613\u88ab\u6076\u610f\u4ee3\u7801\u5229\u7528\u3002<\/li>\n<li><strong>\u53ef\u8bfb\u6027\u5dee<\/strong>\uff1a\u4ee3\u7801\u53ef\u8bfb\u6027\u5dee\uff0c\u4e0d\u6613\u7ef4\u62a4\u3002<\/li>\n<\/ul>\n<p><p>\u56db\u3001\u4f7f\u7528 <code>globals()<\/code> \u51fd\u6570<\/p>\n<\/p>\n<p><p><code>globals()<\/code> \u51fd\u6570\u8fd4\u56de\u5f53\u524d\u5168\u5c40\u4f5c\u7528\u57df\u4e2d\u7684\u53d8\u91cf\u5b57\u5178\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u8fd9\u4e2a\u5b57\u5178\u6765\u52a8\u6001\u521b\u5efa\u5168\u5c40\u53d8\u91cf\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u52a8\u6001\u6dfb\u52a0\u5168\u5c40\u53d8\u91cf<\/p>\n<p>globals()[&quot;var5&quot;] = 50<\/p>\n<h2><strong>\u8bbf\u95ee\u5168\u5c40\u53d8\u91cf<\/strong><\/h2>\n<p>print(var5)  # \u8f93\u51fa: 50<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u4f18\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u76f4\u63a5<\/strong>\uff1a\u53ef\u4ee5\u76f4\u63a5\u5728\u5168\u5c40\u4f5c\u7528\u57df\u521b\u5efa\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<p><p><strong>\u7f3a\u70b9\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><strong>\u6c61\u67d3\u5168\u5c40\u547d\u540d\u7a7a\u95f4<\/strong>\uff1a\u5bb9\u6613\u9020\u6210\u547d\u540d\u51b2\u7a81\uff0c\u4e0d\u63a8\u8350\u5728\u590d\u6742\u9879\u76ee\u4e2d\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<p><p>\u4e94\u3001\u603b\u7ed3<\/p>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u63a8\u8350\u4f7f\u7528\u5b57\u5178\u6765\u7ba1\u7406\u52a8\u6001\u53d8\u91cf\u540d\uff0c\u56e0\u4e3a\u5b83\u5b89\u5168\u3001\u7075\u6d3b\u4e14\u6613\u4e8e\u7ef4\u62a4\u3002<code>locals()<\/code> \u548c <code>globals()<\/code> \u51fd\u6570\u5728\u67d0\u4e9b\u7279\u5b9a\u573a\u666f\u4e2d\u4e5f\u53ef\u4ee5\u4f7f\u7528\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u5176\u5c40\u9650\u6027\u548c\u6f5c\u5728\u98ce\u9669\u3002\u5c3d\u91cf\u907f\u514d\u4f7f\u7528 <code>exec()<\/code> \u548c <code>eval()<\/code>\uff0c\u56e0\u4e3a\u5b83\u4eec\u5b58\u5728\u5b89\u5168\u98ce\u9669\uff0c\u4e14\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u7ef4\u62a4\u6027\u8f83\u5dee\u3002<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d\uff0c\u4ece\u800c\u63d0\u5347\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7efc\u5408\u6848\u4f8b\uff0c\u5e2e\u52a9\u8fdb\u4e00\u6b65\u7406\u89e3\u8fd9\u4e9b\u65b9\u6cd5\u7684\u5e94\u7528\u3002<\/p>\n<\/p>\n<p><p>\u516d\u3001\u7efc\u5408\u6848\u4f8b<\/p>\n<\/p>\n<p><p>\u6848\u4f8b\u4e00\uff1a\u4f7f\u7528\u5b57\u5178\u7ba1\u7406\u52a8\u6001\u53d8\u91cf\u540d<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def manage_variables(data):<\/p>\n<p>    variables = {}<\/p>\n<p>    for key, value in data.items():<\/p>\n<p>        variables[key] = value<\/p>\n<p>    return variables<\/p>\n<p>data = {&quot;var1&quot;: 10, &quot;var2&quot;: 20, &quot;var3&quot;: 30}<\/p>\n<p>variables = manage_variables(data)<\/p>\n<p>print(variables[&quot;var1&quot;])  # \u8f93\u51fa: 10<\/p>\n<p>print(variables[&quot;var2&quot;])  # \u8f93\u51fa: 20<\/p>\n<p>print(variables[&quot;var3&quot;])  # \u8f93\u51fa: 30<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u6848\u4f8b\u4e8c\uff1a\u4f7f\u7528 <code>locals()<\/code> \u52a8\u6001\u521b\u5efa\u5c40\u90e8\u53d8\u91cf<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def create_local_variables():<\/p>\n<p>    locals()[&quot;local_var1&quot;] = 100<\/p>\n<p>    locals()[&quot;local_var2&quot;] = 200<\/p>\n<p>    print(local_var1)  # \u8f93\u51fa: 100<\/p>\n<p>    print(local_var2)  # \u8f93\u51fa: 200<\/p>\n<p>create_local_variables()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u6848\u4f8b\u4e09\uff1a\u4f7f\u7528 <code>exec()<\/code> \u52a8\u6001\u521b\u5efa\u53d8\u91cf<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def dynamic_variable_creation():<\/p>\n<p>    for i in range(1, 4):<\/p>\n<p>        exec(f&quot;dynamic_var{i} = i * 10&quot;)<\/p>\n<p>        exec(f&quot;print(dynamic_var{i})&quot;)<\/p>\n<p>dynamic_variable_creation()<\/p>\n<h2><strong>\u8f93\u51fa:<\/strong><\/h2>\n<h2><strong>10<\/strong><\/h2>\n<h2><strong>20<\/strong><\/h2>\n<h2><strong>30<\/strong><\/h2>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u6848\u4f8b\u56db\uff1a\u4f7f\u7528 <code>globals()<\/code> \u52a8\u6001\u521b\u5efa\u5168\u5c40\u53d8\u91cf<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def create_global_variables():<\/p>\n<p>    globals()[&quot;global_var1&quot;] = 1000<\/p>\n<p>    globals()[&quot;global_var2&quot;] = 2000<\/p>\n<p>create_global_variables()<\/p>\n<p>print(global_var1)  # \u8f93\u51fa: 1000<\/p>\n<p>print(global_var2)  # \u8f93\u51fa: 2000<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u8fd9\u4e9b\u7efc\u5408\u6848\u4f8b\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u4f7f\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u6765\u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d\uff0c\u5e76\u9009\u62e9\u6700\u5408\u9002\u7684\u65b9\u6cd5\u8fdb\u884c\u5b9e\u73b0\u3002\u8fd9\u4e9b\u65b9\u6cd5\u4e0d\u4ec5\u53ef\u4ee5\u63d0\u5347\u4ee3\u7801\u7684\u7075\u6d3b\u6027\uff0c\u8fd8\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u4ee3\u7801\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\u521b\u5efa\u52a8\u6001\u53d8\u91cf\u540d\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u52a8\u6001\u521b\u5efa\u53d8\u91cf\u540d\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7\u5b57\u5178\u6765\u5b9e\u73b0\u3002\u5b57\u5178\u5141\u8bb8\u4f7f\u7528\u5b57\u7b26\u4e32\u4f5c\u4e3a\u952e\u6765\u5b58\u50a8\u548c\u8bbf\u95ee\u6570\u636e\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u6a21\u62df\u52a8\u6001\u53d8\u91cf\u540d\u7684\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a\u5b57\u5178\uff0c\u5e76\u7528\u5b57\u7b26\u4e32\u4f5c\u4e3a\u952e\u6765\u52a8\u6001\u751f\u6210\u53d8\u91cf\u540d\uff1a<\/p>\n<pre><code class=\"language-python\">dynamic_vars = {}\nvariable_name = &quot;my_variable&quot;\ndynamic_vars[variable_name] = 10\nprint(dynamic_vars[variable_name])  # \u8f93\u51fa: 10\n<\/code><\/pre>\n<p><strong>\u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d\u662f\u5426\u4f1a\u5f71\u54cd\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\uff1f<\/strong><br \/>\u4f7f\u7528\u52a8\u6001\u53d8\u91cf\u540d\u53ef\u80fd\u4f1a\u964d\u4f4e\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u56e0\u4e3a\u5176\u4ed6\u5f00\u53d1\u8005\u53ef\u80fd\u4e0d\u6e05\u695a\u53d8\u91cf\u540d\u7684\u542b\u4e49\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u3002\u901a\u5e38\u5efa\u8bae\u4f7f\u7528\u66f4\u6e05\u6670\u7684\u7ed3\u6784\uff0c\u6bd4\u5982\u7c7b\u6216\u5b57\u5178\uff0c\u6765\u7ec4\u7ec7\u6570\u636e\uff0c\u8fd9\u6837\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7406\u89e3\u6027\u3002<\/p>\n<p><strong>\u5728Python\u4e2d\u8fd8\u6709\u54ea\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u7c7b\u4f3c\u7684\u529f\u80fd\uff1f<\/strong><br \/>\u9664\u4e86\u4f7f\u7528\u5b57\u5178\u5916\uff0cPython\u7684<code>exec()<\/code>\u51fd\u6570\u4e5f\u53ef\u4ee5\u7528\u6765\u52a8\u6001\u6267\u884c\u4ee3\u7801\uff0c\u4ece\u800c\u6539\u53d8\u53d8\u91cf\u540d\u3002\u4f46\u4f7f\u7528<code>exec()<\/code>\u5e76\u4e0d\u63a8\u8350\uff0c\u56e0\u4e3a\u5b83\u53ef\u80fd\u5bfc\u81f4\u5b89\u5168\u6027\u95ee\u9898\u548c\u8c03\u8bd5\u56f0\u96be\u3002\u66f4\u597d\u7684\u65b9\u5f0f\u662f\u5229\u7528\u7c7b\u3001\u5bf9\u8c61\u6216\u6570\u636e\u7ed3\u6784\u6765\u7ba1\u7406\u52a8\u6001\u6570\u636e\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u7c7b\u53ef\u4ee5\u6709\u6548\u5730\u7ec4\u7ec7\u52a8\u6001\u5c5e\u6027\uff1a<\/p>\n<pre><code class=\"language-python\">class DynamicVariables:\n    pass\n\ndynamic_obj = DynamicVariables()\nsetattr(dynamic_obj, &#39;my_variable&#39;, 10)\nprint(dynamic_obj.my_variable)  # \u8f93\u51fa: 10\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"Python \u52a8\u6001\u6539\u53d8\u53d8\u91cf\u540d\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u5b57\u5178\u3001\u4f7f\u7528 locals() \u51fd\u6570\u3001\u4f7f\u7528 exec() \u51fd\u6570\u7b49\u3002 \u8fd9 [&hellip;]","protected":false},"author":3,"featured_media":1066241,"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\/1066230"}],"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=1066230"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1066230\/revisions"}],"predecessor-version":[{"id":1066244,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1066230\/revisions\/1066244"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1066241"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1066230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1066230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1066230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}