def METHOD_NAME(vyper_module: vy_ast.Module) -> None:
    """
    Individually validate Vyper AST nodes.
    Calls the `validate` method of each node to verify that literal nodes
    do not contain invalid values.
    Arguments
    ---------
    vyper_module : vy_ast.Module
        Top level Vyper AST node.
    """
    for node in vyper_module.get_descendants():
        if hasattr(node, "validate"):
            node.validate()