].tolist(),
                bucket_counts=counts.tolist(),
                global_step=0)
            writer.close()

        Expected result:

        .. image:: _static/img/tensorboard/add_histogram_raw.png
           :scale: 50 %

        z%tensorboard.logging.add_histogram_rawz;len(bucket_limits) != len(bucket_counts), see the document.N)rN