def dat_setup_2():
    trace = create_trace(NSAMPLES, NCHANNELS)
    trace.tofile(PATH)
    trace2 = create_trace(2 * NSAMPLES, NCHANNELS)
    trace2.tofile(PATH2)
def kwd_setup():
    # Create an empty KWD file.
    create_kwd(os.path.join(DIRPATH, FILENAME_KWD))
    data = create_trace(NSAMPLES, NCHANNELS)
    add_recording_in_kwd(os.path.join(DIRPATH, FILENAME_KWD), data=data)
def dat_setup_1():
    trace = create_trace(NSAMPLES, NCHANNELS)
    trace.tofile(PATH)