def unittest(data_path, temp_path):
    import image
    lab = image.rgb_to_lab((120, 200, 120))
    return  (lab[0] == 76 and lab[1] == -44 and lab[2] == 34)

def unittest(data_path, temp_path):
    import image
    lab = image.rgb_to_lab((120, 200, 120))
    return  (lab[0] == 76 and lab[1] == -44 and lab[2] == 34)
