--stat: show changepoint / interval attributes

            )

        )

    if args.stat and args.pelt is not None:

        for i, cp in enumerate(power_changepoints):

            interval = cp["interval"]

            mean = cp["mean"]

            duration = interval[1] - interval[0]

            print(

                f"Changepoint {i:2d}: {interval[0]:7.3f} -> {interval[1]:7.3f} ({duration:6.3f} s, {mean * 1e6:5.0f} µW)"

            )

        if len(power_changepoints):

            interval = (power_changepoints[-1]["interval"][1], data[-1, 0] * 1e-6)

            print(f"Tail          : {interval[0]:7.3f} -> {interval[1]:7.3f}")

    if args.json_export:

        extra_data = dict()

        if args.pelt: