def METHOD_NAME(self):
    """Test checker with _ usages in a comp with a tuple target"""
    src = """
    def switch_dict(_: dict) -> dict:
        return {y: _ for _, y in _.items()}
    """
    mod = astroid.parse(src)
    comp_node, *_ = mod.nodes_of_class(nodes.Comprehension)
    with self.assertNoMessages():
        self.checker.visit_comprehension(comp_node)