from typing import Self

def set_value(self, value: int) -> Self: self.value = value return self

class Node: def __init__(self, value: int): self.value = value

As of now, the latest version of Python is 3.11.0, released in October 2023. However, I'll provide a review of the features and improvements that are expected to be in Python 3.12.0, which is scheduled for release in November 2025, based on the Python development roadmap.