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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def apply_child_computation(self, child_msg: Message) -> 'BaseComputation': """ Apply the vm message ``child_msg`` as a child computation. """

        child_computation = self.generate_child_computation(child_msg)
        self.add_child_computation(child_computation)
        return child_computation