{"id":1131144,"date":"2025-01-08T20:46:08","date_gmt":"2025-01-08T12:46:08","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1131144.html"},"modified":"2025-01-08T20:46:11","modified_gmt":"2025-01-08T12:46:11","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e5%88%9b%e5%bb%ba%e4%b8%80%e9%a2%97%e5%a4%9a%e5%8f%89%e6%a0%91","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1131144.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u521b\u5efa\u4e00\u9897\u591a\u53c9\u6811"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25101011\/8e0e0bc7-7de1-4ab7-ad61-f417e94e04ac.webp\" alt=\"python\u4e2d\u5982\u4f55\u521b\u5efa\u4e00\u9897\u591a\u53c9\u6811\" \/><\/p>\n<p><p> <strong>Python\u4e2d\u521b\u5efa\u4e00\u9897\u591a\u53c9\u6811\u7684\u65b9\u6cd5\u6709\uff1a\u5b9a\u4e49\u8282\u70b9\u7c7b\u3001\u5b9a\u4e49\u6811\u7c7b\u3001\u5b9e\u73b0\u63d2\u5165\u65b9\u6cd5\u3001\u5b9e\u73b0\u904d\u5386\u65b9\u6cd5\u3002<\/strong>\u4e0b\u9762\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5176\u4e2d\u4e00\u4e2a\u65b9\u6cd5\uff0c\u5373\u5b9a\u4e49\u8282\u70b9\u7c7b\u3002<\/p>\n<\/p>\n<p><p>\u5b9a\u4e49\u8282\u70b9\u7c7b\u662f\u521b\u5efa\u591a\u53c9\u6811\u7684\u57fa\u7840\u3002\u8282\u70b9\u7c7b\u901a\u5e38\u5305\u542b\u8282\u70b9\u7684\u503c\u548c\u5b50\u8282\u70b9\u5217\u8868\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6811\u7684\u5c42\u6b21\u7ed3\u6784\uff0c\u5e76\u65b9\u4fbf\u8fdb\u884c\u63d2\u5165\u3001\u5220\u9664\u548c\u904d\u5386\u7b49\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class TreeNode:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self.value = value<\/p>\n<p>        self.children = []<\/p>\n<p>    def add_child(self, node):<\/p>\n<p>        self.children.append(node)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e00\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u5e76\u64cd\u4f5c\u4e00\u9897\u591a\u53c9\u6811\u3002\u5177\u4f53\u5185\u5bb9\u5305\u62ec\uff1a\u5b9a\u4e49\u8282\u70b9\u7c7b\u3001\u5b9a\u4e49\u6811\u7c7b\u3001\u5b9e\u73b0\u63d2\u5165\u65b9\u6cd5\u3001\u5b9e\u73b0\u904d\u5386\u65b9\u6cd5\u3001\u5b9e\u73b0\u5220\u9664\u65b9\u6cd5\u3001\u5e94\u7528\u5b9e\u4f8b\u7b49\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u5b9a\u4e49\u8282\u70b9\u7c7b<\/h3>\n<\/p>\n<p><p>\u5728\u521b\u5efa\u591a\u53c9\u6811\u65f6\uff0c\u9996\u5148\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u8282\u70b9\u7c7b\u3002\u8282\u70b9\u7c7b\u5305\u542b\u8282\u70b9\u7684\u503c\u548c\u5b50\u8282\u70b9\u5217\u8868\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6811\u7684\u5c42\u6b21\u7ed3\u6784\uff0c\u5e76\u65b9\u4fbf\u8fdb\u884c\u63d2\u5165\u3001\u5220\u9664\u548c\u904d\u5386\u7b49\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class TreeNode:<\/p>\n<p>    def __init__(self, value):<\/p>\n<p>        self.value = value<\/p>\n<p>        self.children = []<\/p>\n<p>    def add_child(self, node):<\/p>\n<p>        self.children.append(node)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><code>__init__<\/code> \u65b9\u6cd5\u7528\u4e8e\u521d\u59cb\u5316\u8282\u70b9\u7684\u503c\u548c\u5b50\u8282\u70b9\u5217\u8868\u3002<\/li>\n<li><code>add_child<\/code> \u65b9\u6cd5\u7528\u4e8e\u5411\u8282\u70b9\u6dfb\u52a0\u5b50\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p><h3>\u4e8c\u3001\u5b9a\u4e49\u6811\u7c7b<\/h3>\n<\/p>\n<p><p>\u5b9a\u4e49\u5b8c\u8282\u70b9\u7c7b\u540e\uff0c\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u6811\u7c7b\u3002\u6811\u7c7b\u4e3b\u8981\u7528\u4e8e\u7ba1\u7406\u6811\u7684\u7ed3\u6784\u548c\u64cd\u4f5c\uff0c\u4f8b\u5982\u63d2\u5165\u8282\u70b9\u3001\u5220\u9664\u8282\u70b9\u3001\u904d\u5386\u6811\u7b49\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class Tree:<\/p>\n<p>    def __init__(self, root):<\/p>\n<p>        self.root = root<\/p>\n<p>    def insert(self, parent_value, child_value):<\/p>\n<p>        parent_node = self.find(self.root, parent_value)<\/p>\n<p>        if parent_node:<\/p>\n<p>            child_node = TreeNode(child_value)<\/p>\n<p>            parent_node.add_child(child_node)<\/p>\n<p>        else:<\/p>\n<p>            print(f&quot;Parent node with value {parent_value} not found.&quot;)<\/p>\n<p>    def find(self, node, value):<\/p>\n<p>        if node.value == value:<\/p>\n<p>            return node<\/p>\n<p>        for child in node.children:<\/p>\n<p>            result = self.find(child, value)<\/p>\n<p>            if result:<\/p>\n<p>                return result<\/p>\n<p>        return None<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><code>__init__<\/code> \u65b9\u6cd5\u7528\u4e8e\u521d\u59cb\u5316\u6811\u7684\u6839\u8282\u70b9\u3002<\/li>\n<li><code>insert<\/code> \u65b9\u6cd5\u7528\u4e8e\u5728\u6811\u4e2d\u63d2\u5165\u8282\u70b9\uff0c\u9996\u5148\u67e5\u627e\u7236\u8282\u70b9\uff0c\u7136\u540e\u5c06\u65b0\u8282\u70b9\u6dfb\u52a0\u5230\u7236\u8282\u70b9\u7684\u5b50\u8282\u70b9\u5217\u8868\u4e2d\u3002<\/li>\n<li><code>find<\/code> \u65b9\u6cd5\u7528\u4e8e\u5728\u6811\u4e2d\u67e5\u627e\u6307\u5b9a\u503c\u7684\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p><h3>\u4e09\u3001\u5b9e\u73b0\u63d2\u5165\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u63d2\u5165\u65b9\u6cd5\u662f\u591a\u53c9\u6811\u64cd\u4f5c\u4e2d\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u4e4b\u4e00\u3002\u901a\u8fc7\u63d2\u5165\u65b9\u6cd5\uff0c\u53ef\u4ee5\u52a8\u6001\u5730\u5411\u6811\u4e2d\u6dfb\u52a0\u8282\u70b9\uff0c\u4ece\u800c\u6784\u5efa\u590d\u6742\u7684\u6811\u7ed3\u6784\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def insert(self, parent_value, child_value):<\/p>\n<p>    parent_node = self.find(self.root, parent_value)<\/p>\n<p>    if parent_node:<\/p>\n<p>        child_node = TreeNode(child_value)<\/p>\n<p>        parent_node.add_child(child_node)<\/p>\n<p>    else:<\/p>\n<p>        print(f&quot;Parent node with value {parent_value} not found.&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li>\u9996\u5148\uff0c\u901a\u8fc7 <code>find<\/code> \u65b9\u6cd5\u5728\u6811\u4e2d\u67e5\u627e\u7236\u8282\u70b9\u3002<\/li>\n<li>\u5982\u679c\u627e\u5230\u7236\u8282\u70b9\uff0c\u5219\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b50\u8282\u70b9\uff0c\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u7236\u8282\u70b9\u7684\u5b50\u8282\u70b9\u5217\u8868\u4e2d\u3002<\/li>\n<li>\u5982\u679c\u672a\u627e\u5230\u7236\u8282\u70b9\uff0c\u5219\u8f93\u51fa\u63d0\u793a\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<p><h3>\u56db\u3001\u5b9e\u73b0\u904d\u5386\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u904d\u5386\u65b9\u6cd5\u7528\u4e8e\u8bbf\u95ee\u6811\u4e2d\u7684\u6240\u6709\u8282\u70b9\u3002\u5e38\u89c1\u7684\u904d\u5386\u65b9\u6cd5\u6709\u6df1\u5ea6\u4f18\u5148\u904d\u5386\u548c\u5e7f\u5ea6\u4f18\u5148\u904d\u5386\u3002<\/p>\n<\/p>\n<p><h4>\u6df1\u5ea6\u4f18\u5148\u904d\u5386<\/h4>\n<\/p>\n<p><p>\u6df1\u5ea6\u4f18\u5148\u904d\u5386\u662f\u4e00\u79cd\u4f18\u5148\u8bbf\u95ee\u8282\u70b9\u7684\u6240\u6709\u5b50\u8282\u70b9\u7684\u65b9\u6cd5\u3002\u53ef\u4ee5\u4f7f\u7528\u9012\u5f52\u5b9e\u73b0\u6df1\u5ea6\u4f18\u5148\u904d\u5386\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def depth_first_traversal(self, node):<\/p>\n<p>    if node:<\/p>\n<p>        print(node.value)<\/p>\n<p>        for child in node.children:<\/p>\n<p>            self.depth_first_traversal(child)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li>\u9996\u5148\u8bbf\u95ee\u5f53\u524d\u8282\u70b9\u3002<\/li>\n<li>\u7136\u540e\u9012\u5f52\u8bbf\u95ee\u5f53\u524d\u8282\u70b9\u7684\u6240\u6709\u5b50\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p><h4>\u5e7f\u5ea6\u4f18\u5148\u904d\u5386<\/h4>\n<\/p>\n<p><p>\u5e7f\u5ea6\u4f18\u5148\u904d\u5386\u662f\u4e00\u79cd\u4f18\u5148\u8bbf\u95ee\u8282\u70b9\u7684\u6240\u6709\u540c\u5c42\u8282\u70b9\u7684\u65b9\u6cd5\u3002\u53ef\u4ee5\u4f7f\u7528\u961f\u5217\u5b9e\u73b0\u5e7f\u5ea6\u4f18\u5148\u904d\u5386\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from collections import deque<\/p>\n<p>def breadth_first_traversal(self, node):<\/p>\n<p>    queue = deque([node])<\/p>\n<p>    while queue:<\/p>\n<p>        current_node = queue.popleft()<\/p>\n<p>        print(current_node.value)<\/p>\n<p>        for child in current_node.children:<\/p>\n<p>            queue.append(child)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li>\u4f7f\u7528\u961f\u5217\u5b58\u50a8\u5f53\u524d\u8282\u70b9\u548c\u5176\u5b50\u8282\u70b9\u3002<\/li>\n<li>\u4f9d\u6b21\u8bbf\u95ee\u961f\u5217\u4e2d\u7684\u8282\u70b9\uff0c\u5e76\u5c06\u5176\u5b50\u8282\u70b9\u6dfb\u52a0\u5230\u961f\u5217\u4e2d\u3002<\/li>\n<\/ul>\n<p><h3>\u4e94\u3001\u5b9e\u73b0\u5220\u9664\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u5220\u9664\u65b9\u6cd5\u7528\u4e8e\u4ece\u6811\u4e2d\u5220\u9664\u6307\u5b9a\u8282\u70b9\u3002\u5220\u9664\u8282\u70b9\u65f6\uff0c\u9700\u8981\u540c\u65f6\u5220\u9664\u5176\u6240\u6709\u5b50\u8282\u70b9\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def delete(self, value):<\/p>\n<p>    parent_node, node_to_delete = self.find_with_parent(self.root, None, value)<\/p>\n<p>    if node_to_delete:<\/p>\n<p>        if parent_node:<\/p>\n<p>            parent_node.children.remove(node_to_delete)<\/p>\n<p>        else:<\/p>\n<p>            self.root = None<\/p>\n<p>    else:<\/p>\n<p>        print(f&quot;Node with value {value} not found.&quot;)<\/p>\n<p>def find_with_parent(self, node, parent, value):<\/p>\n<p>    if node.value == value:<\/p>\n<p>        return parent, node<\/p>\n<p>    for child in node.children:<\/p>\n<p>        result = self.find_with_parent(child, node, value)<\/p>\n<p>        if result[1]:<\/p>\n<p>            return result<\/p>\n<p>    return None, None<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li><code>delete<\/code> \u65b9\u6cd5\u7528\u4e8e\u5220\u9664\u6307\u5b9a\u8282\u70b9\uff0c\u5e76\u4ece\u7236\u8282\u70b9\u7684\u5b50\u8282\u70b9\u5217\u8868\u4e2d\u79fb\u9664\u3002<\/li>\n<li><code>find_with_parent<\/code> \u65b9\u6cd5\u7528\u4e8e\u67e5\u627e\u6307\u5b9a\u503c\u7684\u8282\u70b9\u53ca\u5176\u7236\u8282\u70b9\u3002<\/li>\n<\/ul>\n<p><h3>\u516d\u3001\u5e94\u7528\u5b9e\u4f8b<\/h3>\n<\/p>\n<p><p>\u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u53ef\u4ee5\u521b\u5efa\u5e76\u64cd\u4f5c\u4e00\u9897\u591a\u53c9\u6811\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5e94\u7528\u5b9e\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u4e0a\u8ff0\u65b9\u6cd5\u521b\u5efa\u548c\u904d\u5386\u591a\u53c9\u6811\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\"># \u521b\u5efa\u6839\u8282\u70b9<\/p>\n<p>root = TreeNode(&quot;root&quot;)<\/p>\n<h2><strong>\u521b\u5efa\u6811<\/strong><\/h2>\n<p>tree = Tree(root)<\/p>\n<h2><strong>\u63d2\u5165\u8282\u70b9<\/strong><\/h2>\n<p>tree.insert(&quot;root&quot;, &quot;child1&quot;)<\/p>\n<p>tree.insert(&quot;root&quot;, &quot;child2&quot;)<\/p>\n<p>tree.insert(&quot;child1&quot;, &quot;child1_1&quot;)<\/p>\n<p>tree.insert(&quot;child1&quot;, &quot;child1_2&quot;)<\/p>\n<p>tree.insert(&quot;child2&quot;, &quot;child2_1&quot;)<\/p>\n<h2><strong>\u6df1\u5ea6\u4f18\u5148\u904d\u5386<\/strong><\/h2>\n<p>print(&quot;Depth First Traversal:&quot;)<\/p>\n<p>tree.depth_first_traversal(tree.root)<\/p>\n<h2><strong>\u5e7f\u5ea6\u4f18\u5148\u904d\u5386<\/strong><\/h2>\n<p>print(&quot;Breadth First Traversal:&quot;)<\/p>\n<p>tree.breadth_first_traversal(tree.root)<\/p>\n<h2><strong>\u5220\u9664\u8282\u70b9<\/strong><\/h2>\n<p>tree.delete(&quot;child1&quot;)<\/p>\n<h2><strong>\u518d\u6b21\u904d\u5386<\/strong><\/h2>\n<p>print(&quot;After Deletion:&quot;)<\/p>\n<p>tree.depth_first_traversal(tree.root)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<\/p>\n<ul>\n<li>\u521b\u5efa\u6839\u8282\u70b9\u5e76\u521d\u59cb\u5316\u6811\u3002<\/li>\n<li>\u4f7f\u7528 <code>insert<\/code> \u65b9\u6cd5\u63d2\u5165\u8282\u70b9\uff0c\u6784\u5efa\u591a\u53c9\u6811\u3002<\/li>\n<li>\u4f7f\u7528 <code>depth_first_traversal<\/code> \u548c <code>breadth_first_traversal<\/code> \u65b9\u6cd5\u904d\u5386\u6811\u3002<\/li>\n<li>\u4f7f\u7528 <code>delete<\/code> \u65b9\u6cd5\u5220\u9664\u8282\u70b9\uff0c\u5e76\u518d\u6b21\u904d\u5386\u6811\uff0c\u9a8c\u8bc1\u5220\u9664\u64cd\u4f5c\u7684\u6548\u679c\u3002<\/li>\n<\/ul>\n<p><h3>\u7ed3\u8bba<\/h3>\n<\/p>\n<p><p>\u901a\u8fc7\u5b9a\u4e49\u8282\u70b9\u7c7b\u548c\u6811\u7c7b\uff0c\u5e76\u5b9e\u73b0\u63d2\u5165\u3001\u904d\u5386\u548c\u5220\u9664\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728Python\u4e2d\u521b\u5efa\u5e76\u64cd\u4f5c\u4e00\u9897\u591a\u53c9\u6811\u3002\u8fd9\u79cd\u6570\u636e\u7ed3\u6784\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u573a\u666f\uff0c\u5982\u6587\u4ef6\u7cfb\u7edf\u3001\u7ec4\u7ec7\u7ed3\u6784\u56fe\u3001\u5206\u7c7b\u6811\u7b49\u3002\u7406\u89e3\u548c\u638c\u63e1\u591a\u53c9\u6811\u7684\u64cd\u4f5c\u65b9\u6cd5\uff0c\u6709\u52a9\u4e8e\u63d0\u5347\u7f16\u7a0b\u80fd\u529b\u548c\u89e3\u51b3\u590d\u6742\u95ee\u9898\u7684\u80fd\u529b\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u591a\u53c9\u6811\u7684\u8282\u70b9\u7c7b\uff1f<\/strong><br \/>\u5728Python\u4e2d\u521b\u5efa\u591a\u53c9\u6811\u7684\u8282\u70b9\u7c7b\u901a\u5e38\u6d89\u53ca\u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u8be5\u7c7b\u5305\u542b\u4e00\u4e2a\u503c\u548c\u4e00\u4e2a\u6307\u5411\u5176\u5b50\u8282\u70b9\u7684\u5217\u8868\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre><code class=\"language-python\">class Node:\n    def __init__(self, value):\n        self.value = value\n        self.children = []\n\n    def add_child(self, child_node):\n        self.children.append(child_node)\n<\/code><\/pre>\n<p>\u8fd9\u4e2a\u7c7b\u5141\u8bb8\u4f60\u521b\u5efa\u6811\u7684\u8282\u70b9\uff0c\u5e76\u901a\u8fc7<code>add_child<\/code>\u65b9\u6cd5\u6dfb\u52a0\u5b50\u8282\u70b9\u3002<\/p>\n<p><strong>\u5982\u4f55\u5411\u591a\u53c9\u6811\u4e2d\u6dfb\u52a0\u8282\u70b9\uff1f<\/strong><br \/>\u5411\u591a\u53c9\u6811\u4e2d\u6dfb\u52a0\u8282\u70b9\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528\u8282\u70b9\u7684<code>add_child<\/code>\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u521b\u5efa\u6839\u8282\u70b9\u540e\uff0c\u53ef\u4ee5\u7ee7\u7eed\u6dfb\u52a0\u5b50\u8282\u70b9\uff0c\u5f62\u6210\u6811\u7684\u7ed3\u6784\uff1a<\/p>\n<pre><code class=\"language-python\">root = Node(1)\nchild1 = Node(2)\nchild2 = Node(3)\n\nroot.add_child(child1)\nroot.add_child(child2)\n<\/code><\/pre>\n<p>\u8fd9\u79cd\u65b9\u5f0f\u80fd\u591f\u6709\u6548\u5730\u6784\u5efa\u6811\u7684\u5c42\u7ea7\u5173\u7cfb\u3002<\/p>\n<p><strong>\u5982\u4f55\u904d\u5386\u591a\u53c9\u6811\uff1f<\/strong><br \/>\u904d\u5386\u591a\u53c9\u6811\u53ef\u4ee5\u4f7f\u7528\u9012\u5f52\u6216\u8fed\u4ee3\u7684\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u9012\u5f52\u904d\u5386\u7684\u793a\u4f8b\uff0c\u4f7f\u7528\u6df1\u5ea6\u4f18\u5148\u641c\u7d22\uff08DFS\uff09\uff1a<\/p>\n<pre><code class=\"language-python\">def traverse_tree(node):\n    print(node.value)\n    for child in node.children:\n        traverse_tree(child)\n<\/code><\/pre>\n<p>\u8c03\u7528<code>traverse_tree(root)<\/code>\u5c06\u4f1a\u8f93\u51fa\u6811\u4e2d\u6bcf\u4e2a\u8282\u70b9\u7684\u503c\uff0c\u6309\u6df1\u5ea6\u4f18\u5148\u987a\u5e8f\u904d\u5386\u6574\u68f5\u6811\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u4e2d\u521b\u5efa\u4e00\u9897\u591a\u53c9\u6811\u7684\u65b9\u6cd5\u6709\uff1a\u5b9a\u4e49\u8282\u70b9\u7c7b\u3001\u5b9a\u4e49\u6811\u7c7b\u3001\u5b9e\u73b0\u63d2\u5165\u65b9\u6cd5\u3001\u5b9e\u73b0\u904d\u5386\u65b9\u6cd5\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5176\u4e2d\u4e00\u4e2a [&hellip;]","protected":false},"author":3,"featured_media":1131153,"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\/1131144"}],"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=1131144"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1131144\/revisions"}],"predecessor-version":[{"id":1131158,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1131144\/revisions\/1131158"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1131153"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1131144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1131144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1131144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}