line 1, in <module> build(data) File "D:\Python\lib\site-packages\binarytree\__init__.py", line 2132, in build raise NodeNotFoundError( binarytree.exceptions.NodeNotFoundError: parent node missing at index 6 >>>
frombinarytreeimport* tree0=tree() print('tree0:',tree0) tree1=tree(height=2,is_perfect=True) print('tree1:',tree1) tree2=tree(height=2,is_perfect=False) print('tree2:',tree2) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 运行结果: tree0: ___13___ / \ ___11__ _0__ /...
__all__=['Node','tree','bst','heap','build','get_parent'] 二、tree生成一棵普通二叉树 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # coding=utf-8from binarytreeimport*tree0=tree()print('tree0:',tree0)tree1=tree(height=2,is_perfect=True)print('tree1:',tree1)tree2=tree(...
this module achieves some common useful custom Python collection structures(like linkedlist/stack/queue/binary tree etc.) - colin-chang/pythonstructure
self.__right:51self.__right.inOrder()5253if__name__=='__main__':54print('Please use me a module') useBinaryTree.py 1fromBinaryTreeimportBinaryTree2root = BinaryTree('root')3b=root.insertRightChild('B')4a=root.insertLeftChild('A')5c=a.insertLeftChild('C')6d=c.insertRightChild(...
class BinaryTree: def __init__(self,value): self._left=None self._right=None self._data=value def insertLeftChild(self,value): #创建左子树 if self._left: .
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For tree-like visualization, first run pip install pipdeptree and then pipdeptree. List of Built-in Python Modules entries per page Search: ModuleDescriptionCategory __future__ Future statement definitions Built-in & Special __main__ Top-level code environment and command-line interfaces Built...
模块(Module)是一个包含Python定义和语句的文件,通常以.py作为扩展名。模块可以看作是将相关的函数、类、变量以及其他代码组织在一起形成的逻辑单元,目的是为了更好地进行代码重用和维护。导入模块时,Python解释器会执行该模块中的所有顶级代码,并将其内部定义的对象引入到当前作用域, ...
gray=cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)##二进制处理图,ret为阈值,binary为处理后图像 ret,binary=cv2.threshold(gray,117,255,cv2.THRESH_BINARY)#117开始阈值,255最大阈值 ##寻找ROIcontours,hierarchy=cv2.findContours(binary,cv2.RETR_TREE,cv2.CHAIN_APPROX_SIMPLE) ...