{"id":950621,"date":"2024-12-27T00:40:52","date_gmt":"2024-12-26T16:40:52","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/950621.html"},"modified":"2024-12-27T00:40:54","modified_gmt":"2024-12-26T16:40:54","slug":"%e5%a6%82%e4%bd%95%e8%ae%a9python%e8%ae%a1%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/950621.html","title":{"rendered":"\u5982\u4f55\u8ba9python\u8ba1\u6570"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25085142\/5dc2abc2-c120-4d73-83db-dc98d6ecb11f.webp\" alt=\"\u5982\u4f55\u8ba9python\u8ba1\u6570\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\u8fdb\u884c\u8ba1\u6570\u7684\u5e38\u89c1\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528\u5faa\u73af\u8fdb\u884c\u904d\u5386\u8ba1\u6570\u3001\u4f7f\u7528\u96c6\u5408\u548c\u5b57\u5178\u8fdb\u884c\u9891\u7387\u8ba1\u6570\u3001\u4f7f\u7528Counter\u7c7b\u8fdb\u884c\u9ad8\u7ea7\u8ba1\u6570\u3002<\/strong>\u5176\u4e2d\uff0c\u4f7f\u7528\u5faa\u73af\u8fdb\u884c\u904d\u5386\u8ba1\u6570\u662f\u6700\u57fa\u7840\u7684\u65b9\u6cd5\uff0c\u800c\u4f7f\u7528Counter\u7c7b\u662f\u6700\u65b9\u4fbf\u548c\u9ad8\u7ea7\u7684\u65b9\u5f0f\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\u5b9e\u73b0Python\u4e2d\u7684\u8ba1\u6570\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u5faa\u73af\u8fdb\u884c\u904d\u5386\u8ba1\u6570<\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u4f7f\u7528\u5faa\u73af\u8fdb\u884c\u904d\u5386\u8ba1\u6570\u662f\u6700\u57fa\u672c\u7684\u8ba1\u6570\u65b9\u6cd5\u3002\u65e0\u8bba\u662ffor\u5faa\u73af\u8fd8\u662fwhile\u5faa\u73af\uff0c\u90fd\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u904d\u5386\u5217\u8868\u3001\u5143\u7ec4\u6216\u5b57\u7b26\u4e32\u7b49\u6570\u636e\u7ed3\u6784\uff0c\u5e76\u5bf9\u5176\u4e2d\u7684\u5143\u7d20\u8fdb\u884c\u8ba1\u6570\u3002<\/p>\n<\/p>\n<ol>\n<li><strong>\u4f7f\u7528for\u5faa\u73af<\/strong><\/li>\n<\/ol>\n<p><p>for\u5faa\u73af\u662fPython\u4e2d\u6700\u5e38\u89c1\u7684\u5faa\u73af\u7ed3\u6784\u4e4b\u4e00\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528for\u5faa\u73af\u904d\u5386\u4e00\u4e2a\u5217\u8868\u6216\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff0c\u5e76\u5bf9\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u7684\u5143\u7d20\u8fdb\u884c\u8ba1\u6570\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u8ba1\u7b97\u5217\u8868\u4e2d\u67d0\u4e2a\u7279\u5b9a\u5143\u7d20\u51fa\u73b0\u7684\u6b21\u6570\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def count_occurrences(lst, target):<\/p>\n<p>    count = 0<\/p>\n<p>    for item in lst:<\/p>\n<p>        if item == target:<\/p>\n<p>            count += 1<\/p>\n<p>    return count<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>numbers = [1, 2, 3, 4, 2, 2, 3]<\/p>\n<p>print(count_occurrences(numbers, 2))  # \u8f93\u51fa\uff1a3<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a<code>count_occurrences<\/code>\u7684\u51fd\u6570\uff0c\u5b83\u63a5\u6536\u4e00\u4e2a\u5217\u8868\u548c\u4e00\u4e2a\u76ee\u6807\u5143\u7d20\u4f5c\u4e3a\u53c2\u6570\u3002\u901a\u8fc7\u904d\u5386\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u6211\u4eec\u68c0\u67e5\u8be5\u5143\u7d20\u662f\u5426\u7b49\u4e8e\u76ee\u6807\u5143\u7d20\uff0c\u5982\u679c\u662f\uff0c\u5219\u589e\u52a0\u8ba1\u6570\u5668\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li><strong>\u4f7f\u7528while\u5faa\u73af<\/strong><\/li>\n<\/ol>\n<p><p>\u867d\u7136for\u5faa\u73af\u5728\u8ba1\u6570\u64cd\u4f5c\u4e2d\u66f4\u5e38\u89c1\uff0c\u4f46while\u5faa\u73af\u4e5f\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u76f8\u540c\u7684\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528while\u5faa\u73af\u7684\u8ba1\u6570\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def count_occurrences(lst, target):<\/p>\n<p>    count = 0<\/p>\n<p>    index = 0<\/p>\n<p>    while index &lt; len(lst):<\/p>\n<p>        if lst[index] == target:<\/p>\n<p>            count += 1<\/p>\n<p>        index += 1<\/p>\n<p>    return count<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>numbers = [1, 2, 3, 4, 2, 2, 3]<\/p>\n<p>print(count_occurrences(numbers, 2))  # \u8f93\u51fa\uff1a3<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528<code>index<\/code>\u53d8\u91cf\u6765\u8ddf\u8e2a\u5f53\u524d\u6b63\u5728\u68c0\u67e5\u7684\u5217\u8868\u5143\u7d20\u4f4d\u7f6e\u3002while\u5faa\u73af\u7ee7\u7eed\u8fd0\u884c\uff0c\u76f4\u5230<code>index<\/code>\u8d85\u51fa\u5217\u8868\u7684\u957f\u5ea6\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001\u4f7f\u7528\u96c6\u5408\u548c\u5b57\u5178\u8fdb\u884c\u9891\u7387\u8ba1\u6570<\/p>\n<\/p>\n<p><p>\u96c6\u5408\u548c\u5b57\u5178\u662fPython\u4e2d\u975e\u5e38\u5f3a\u5927\u7684\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b58\u50a8\u548c\u8ba1\u6570\u5143\u7d20\u7684\u9891\u7387\u3002\u4e0e\u5faa\u73af\u65b9\u6cd5\u76f8\u6bd4\uff0c\u8fd9\u79cd\u65b9\u6cd5\u901a\u5e38\u66f4\u9ad8\u6548\u4e14\u6613\u4e8e\u5b9e\u73b0\u3002<\/p>\n<\/p>\n<ol>\n<li><strong>\u4f7f\u7528\u5b57\u5178\u8fdb\u884c\u8ba1\u6570<\/strong><\/li>\n<\/ol>\n<p><p>\u5b57\u5178\u662fPython\u4e2d\u7528\u4e8e\u5b58\u50a8\u952e\u503c\u5bf9\u7684\u53ef\u53d8\u6570\u636e\u7ed3\u6784\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5b57\u5178\u6765\u8ddf\u8e2a\u5143\u7d20\u7684\u9891\u7387\uff0c\u5e76\u9010\u6b65\u589e\u52a0\u5176\u8ba1\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def count_frequencies(lst):<\/p>\n<p>    frequency_dict = {}<\/p>\n<p>    for item in lst:<\/p>\n<p>        if item in frequency_dict:<\/p>\n<p>            frequency_dict[item] += 1<\/p>\n<p>        else:<\/p>\n<p>            frequency_dict[item] = 1<\/p>\n<p>    return frequency_dict<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>numbers = [1, 2, 3, 4, 2, 2, 3]<\/p>\n<p>print(count_frequencies(numbers))  # \u8f93\u51fa\uff1a{1: 1, 2: 3, 3: 2, 4: 1}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u7a7a\u5b57\u5178<code>frequency_dict<\/code>\uff0c\u7136\u540e\u904d\u5386\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u3002\u5982\u679c\u5143\u7d20\u5df2\u7ecf\u5b58\u5728\u4e8e\u5b57\u5178\u4e2d\uff0c\u6211\u4eec\u5c06\u5176\u8ba1\u6570\u52a0\u4e00\uff1b\u5426\u5219\uff0c\u6211\u4eec\u5728\u5b57\u5178\u4e2d\u6dfb\u52a0\u8be5\u5143\u7d20\u5e76\u5c06\u8ba1\u6570\u8bbe\u7f6e\u4e3a\u4e00\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li><strong>\u4f7f\u7528\u96c6\u5408\u8fdb\u884c\u552f\u4e00\u5143\u7d20\u8ba1\u6570<\/strong><\/li>\n<\/ol>\n<p><p>\u96c6\u5408\u662fPython\u4e2d\u7528\u4e8e\u5b58\u50a8\u552f\u4e00\u5143\u7d20\u7684\u65e0\u5e8f\u6570\u636e\u7ed3\u6784\u3002\u867d\u7136\u96c6\u5408\u672c\u8eab\u4e0d\u7528\u4e8e\u9891\u7387\u8ba1\u6570\uff0c\u4f46\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5feb\u901f\u8bc6\u522b\u5217\u8868\u4e2d\u7684\u552f\u4e00\u5143\u7d20\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def count_unique_elements(lst):<\/p>\n<p>    unique_elements = set(lst)<\/p>\n<p>    return len(unique_elements)<\/p>\n<h2><strong>\u793a\u4f8b<\/strong><\/h2>\n<p>numbers = [1, 2, 3, 4, 2, 2, 3]<\/p>\n<p>print(count_unique_elements(numbers))  # \u8f93\u51fa\uff1a4<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u96c6\u5408\u6765\u63d0\u53d6\u5217\u8868\u4e2d\u7684\u552f\u4e00\u5143\u7d20\uff0c\u7136\u540e\u901a\u8fc7\u8ba1\u7b97\u96c6\u5408\u7684\u957f\u5ea6\u6765\u83b7\u5f97\u552f\u4e00\u5143\u7d20\u7684\u6570\u91cf\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001\u4f7f\u7528Counter\u7c7b\u8fdb\u884c\u9ad8\u7ea7\u8ba1\u6570<\/p>\n<\/p>\n<p><p>Python\u7684collections\u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3aCounter\u7684\u7c7b\uff0c\u5b83\u4e13\u95e8\u7528\u4e8e\u8ba1\u6570\u64cd\u4f5c\u3002Counter\u7c7b\u975e\u5e38\u5f3a\u5927\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u8f7b\u677e\u5b9e\u73b0\u5404\u79cd\u8ba1\u6570\u9700\u6c42\u3002<\/p>\n<\/p>\n<ol>\n<li><strong>\u57fa\u672c\u4f7f\u7528Counter\u7c7b<\/strong><\/li>\n<\/ol>\n<p><p>Counter\u7c7b\u53ef\u4ee5\u76f4\u63a5\u7528\u4e8e\u8ba1\u6570\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u7684\u5143\u7d20\u9891\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from collections import Counter<\/p>\n<p>numbers = [1, 2, 3, 4, 2, 2, 3]<\/p>\n<p>counter = Counter(numbers)<\/p>\n<p>print(counter)  # \u8f93\u51fa\uff1aCounter({2: 3, 3: 2, 1: 1, 4: 1})<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4ececollections\u6a21\u5757\u5bfc\u5165Counter\u7c7b\uff0c\u5e76\u5c06\u5217\u8868\u4f20\u9012\u7ed9Counter\u7c7b\u7684\u6784\u9020\u51fd\u6570\u3002Counter\u5bf9\u8c61\u8fd4\u56de\u4e00\u4e2a\u5b57\u5178\uff0c\u5176\u4e2d\u952e\u662f\u5217\u8868\u4e2d\u7684\u5143\u7d20\uff0c\u503c\u662f\u5bf9\u5e94\u5143\u7d20\u7684\u9891\u7387\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li><strong>\u4f7f\u7528Counter\u7c7b\u7684\u9ad8\u7ea7\u529f\u80fd<\/strong><\/li>\n<\/ol>\n<p><p>Counter\u7c7b\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u529f\u80fd\uff0c\u5982\u83b7\u53d6\u6700\u5e38\u89c1\u7684\u5143\u7d20\u3001\u66f4\u65b0\u8ba1\u6570\u5668\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from collections import Counter<\/p>\n<h2><strong>\u793a\u4f8b\u5217\u8868<\/strong><\/h2>\n<p>numbers = [1, 2, 3, 4, 2, 2, 3]<\/p>\n<h2><strong>\u521b\u5efaCounter\u5bf9\u8c61<\/strong><\/h2>\n<p>counter = Counter(numbers)<\/p>\n<h2><strong>\u83b7\u53d6\u6700\u5e38\u89c1\u7684\u5143\u7d20<\/strong><\/h2>\n<p>most_common = counter.most_common(1)<\/p>\n<p>print(most_common)  # \u8f93\u51fa\uff1a[(2, 3)]<\/p>\n<h2><strong>\u66f4\u65b0\u8ba1\u6570\u5668<\/strong><\/h2>\n<p>additional_numbers = [3, 3, 5]<\/p>\n<p>counter.update(additional_numbers)<\/p>\n<p>print(counter)  # \u8f93\u51fa\uff1aCounter({3: 4, 2: 3, 1: 1, 4: 1, 5: 1})<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528<code>most_common<\/code>\u65b9\u6cd5\u83b7\u53d6\u51fa\u73b0\u6b21\u6570\u6700\u591a\u7684\u5143\u7d20\uff0c\u8fd8\u4f7f\u7528<code>update<\/code>\u65b9\u6cd5\u5c06\u5176\u4ed6\u5217\u8868\u4e2d\u7684\u5143\u7d20\u8ba1\u6570\u6dfb\u52a0\u5230\u73b0\u6709\u8ba1\u6570\u5668\u4e2d\u3002<\/p>\n<\/p>\n<p><p>\u56db\u3001\u603b\u7ed3<\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\u8fdb\u884c\u8ba1\u6570\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4f9b\u9009\u62e9\uff0c\u5305\u62ec\u4f7f\u7528\u5faa\u73af\u8fdb\u884c\u904d\u5386\u8ba1\u6570\u3001\u4f7f\u7528\u96c6\u5408\u548c\u5b57\u5178\u8fdb\u884c\u9891\u7387\u8ba1\u6570\u3001\u4ee5\u53ca\u4f7f\u7528Counter\u7c7b\u8fdb\u884c\u9ad8\u7ea7\u8ba1\u6570\u3002\u6839\u636e\u5177\u4f53\u7684\u9700\u6c42\u548c\u6570\u636e\u89c4\u6a21\uff0c\u9009\u62e9\u5408\u9002\u7684\u8ba1\u6570\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u6548\u7387\u548c\u53ef\u8bfb\u6027\u3002\u5bf9\u4e8e\u7b80\u5355\u7684\u8ba1\u6570\u4efb\u52a1\uff0c\u4f7f\u7528\u5faa\u73af\u548c\u5b57\u5178\u901a\u5e38\u8db3\u591f\uff0c\u800c\u5bf9\u4e8e\u590d\u6742\u7684\u8ba1\u6570\u9700\u6c42\uff0cCounter\u7c7b\u63d0\u4f9b\u4e86\u66f4\u4e3a\u5f3a\u5927\u7684\u529f\u80fd\u3002\u65e0\u8bba\u4f7f\u7528\u54ea\u79cd\u65b9\u6cd5\uff0c\u638c\u63e1\u8fd9\u4e9b\u8ba1\u6570\u6280\u5de7\u5bf9\u4e8e\u5904\u7406\u6570\u636e\u5206\u6790\u4efb\u52a1\u90fd\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8ba1\u6570\u5668\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u5faa\u73af\u548c\u53d8\u91cf\u6765\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8ba1\u6570\u5668\u3002\u4f8b\u5982\uff0c\u4f7f\u7528for\u5faa\u73af\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u4ece1\u523010\u7684\u8ba1\u6570\u3002\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">for i in range(1, 11):\n    print(i)\n<\/code><\/pre>\n<p>\u8fd9\u4e2a\u4ee3\u7801\u6bb5\u5c06\u6253\u5370\u4ece1\u523010\u7684\u6570\u5b57\u3002<\/p>\n<p><strong>Python\u4e2d\u6709\u54ea\u4e9b\u5185\u7f6e\u51fd\u6570\u53ef\u4ee5\u5e2e\u52a9\u8ba1\u6570\uff1f<\/strong><br \/>Python\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u7f6e\u51fd\u6570\uff0c\u5982<code>len()<\/code>\u53ef\u4ee5\u7528\u4e8e\u8ba1\u6570\u5217\u8868\u3001\u5b57\u7b26\u4e32\u6216\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u7684\u5143\u7d20\u6570\u91cf\u3002\u6b64\u5916\uff0c<code>collections<\/code>\u6a21\u5757\u4e2d\u7684<code>Counter<\/code>\u7c7b\u4e5f\u53ef\u4ee5\u7528\u6765\u7edf\u8ba1\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u5404\u5143\u7d20\u7684\u51fa\u73b0\u6b21\u6570\uff0c\u975e\u5e38\u5b9e\u7528\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">from collections import Counter\nmy_list = [&#39;a&#39;, &#39;b&#39;, &#39;a&#39;, &#39;c&#39;, &#39;b&#39;, &#39;a&#39;]\ncounter = Counter(my_list)\nprint(counter)\n<\/code><\/pre>\n<p>\u8fd9\u5c06\u8f93\u51fa\u5404\u5143\u7d20\u7684\u8ba1\u6570\u60c5\u51b5\u3002<\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528Python\u5b9e\u73b0\u9012\u5f52\u8ba1\u6570\uff1f<\/strong><br \/>\u9012\u5f52\u8ba1\u6570\u662f\u4e00\u79cd\u901a\u8fc7\u51fd\u6570\u8c03\u7528\u81ea\u8eab\u6765\u5b9e\u73b0\u8ba1\u6570\u7684\u65b9\u6cd5\u3002\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u9012\u5f52\u51fd\u6570\u6765\u521b\u5efa\u8ba1\u6570\u5668\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5199\u4e00\u4e2a\u9012\u5f52\u51fd\u6570\u6765\u8ba1\u7b97\u4ecen\u52301\u7684\u8ba1\u6570\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n<pre><code class=\"language-python\">def countdown(n):\n    if n &lt;= 0:\n        print(&quot;Done!&quot;)\n    else:\n        print(n)\n        countdown(n - 1)\n\ncountdown(5)\n<\/code><\/pre>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u5c06\u6253\u5370\u4ece5\u52301\u7684\u6570\u5b57\uff0c\u6700\u540e\u8f93\u51fa\u201cDone!\u201d\u6765\u8868\u793a\u7ed3\u675f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u8fdb\u884c\u8ba1\u6570\u7684\u5e38\u89c1\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528\u5faa\u73af\u8fdb\u884c\u904d\u5386\u8ba1\u6570\u3001\u4f7f\u7528\u96c6\u5408\u548c\u5b57\u5178\u8fdb\u884c\u9891\u7387\u8ba1\u6570\u3001\u4f7f\u7528Counter\u7c7b\u8fdb [&hellip;]","protected":false},"author":3,"featured_media":950626,"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\/950621"}],"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=950621"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/950621\/revisions"}],"predecessor-version":[{"id":950627,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/950621\/revisions\/950627"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/950626"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=950621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=950621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=950621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}