def test_BinaryTree(): r = BinaryTree('a') assert r.get_root_val() == 'a' assert r.get_left_child() is None r.insert_left('b') assert str(r.get_left_child()) == 'BinaryTree object: val=b' assert r.get_left_child().get_root_val() == 'b' r.insert_right('c') assert str(r.get_right_child()) == 'BinaryTree object: val=c' assert r.get_right_child().get_root_val() == 'c' r.get_right_child().set_root_val('hello') assert r.get_right_child().get_root_val() == 'hello'
from binarytree import BinaryTree root = BinaryTree('a') print(root) print(root.get_root_val()) print(root.get_left_child()) root.insert_left('b') print(root.get_left_child().get_root_val()) root.insert_right('c') print(root.get_right_child().get_root_val()) root.get_right_child().set_root_val('hello') print(root.get_right_child().get_root_val()) root.insert_left('d') print(root.get_left_child()) print(root.get_left_child().get_left_child().get_root_val())
preorder(tree.get_right_child()) def postorder(tree): if tree != None: postorder(tree.get_left_child()) postorder(tree.get_right_child()) print(tree.get_root_val()) def inorder(tree): if tree != None: inorder(tree.get_left_child()) print(tree.get_root_val()) inorder(tree.get_right_child()) t = BinaryTree('a') t.insert_left('b') t.insert_right('C') t.get_left_child().insert_right('d') t.get_left_child().insert_left('e') t.get_right_child().insert_right('f') print("Preorder") preorder(t) print("Postorder") postorder(t) print("Inorder") inorder(t)