def METHOD_NAME(sequence='bike-packing'):
    img_path = os.path.join('data', sequence.strip(), 'frame')
    img_files = os.listdir(img_path)
    img_files.sort()
    files = []
    for img in img_files:
        img_file = np.array(Image.open(os.path.join(img_path, img)))
        files.append(img_file)
    return np.array(files)