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[pre-commit.ci] auto fixes from pre-commit.com hooks
for more information, see https://pre-commit.ci
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@ -194,23 +194,26 @@ def get_left_most(root: MyNode) -> Any:
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root = left_child
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return root.get_data()
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# Function to get balance factor
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def get_balance(node: MyNode) -> int:
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if node is None:
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return 0
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return get_height(node.get_left()) - get_height(node.get_right())
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def get_min_value_node(node: MyNode) -> MyNode:
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current = node
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while current.get_left() is not None:
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current = current.get_left()
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return current
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def del_node(root: MyNode, data: Any) -> MyNode | None:
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if root is None:
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print("Nothing to delete")
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return None
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if root.get_data() > data:
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root.set_left(del_node(root.get_left(), data))
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elif root.get_data() < data:
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@ -227,7 +230,9 @@ def del_node(root: MyNode, data: Any) -> MyNode | None:
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root.set_data(temp.get_data())
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root.set_right(del_node(root.get_right(), temp.get_data()))
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root.set_height(1 + my_max(get_height(root.get_left()), get_height(root.get_right())))
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root.set_height(
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1 + my_max(get_height(root.get_left()), get_height(root.get_right()))
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)
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balance = get_balance(root)
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@ -251,6 +256,7 @@ def del_node(root: MyNode, data: Any) -> MyNode | None:
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return root
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class AVLtree:
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"""
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An AVL tree doctest
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