Merge branch '144-pytest-follow-up' into 'main'

    use_dut_binaries = False

    # check for existing references

    if os.path.exists(REFERENCE_DIR):

        sys.exit(

            f"Found existing references directory {REFERENCE_DIR}.\n"

            "Please delete this directory if you want the references to be recreated."

        )

    # check for DUT binaries

    if not os.path.exists(DEFAULT_ENCODER_DUT) or not os.path.exists(DEFAULT_DECODER_DUT):

        sys.exit(