def METHOD_NAME(values, decimal_places):
    num_vector = shlex.split(values)
    new_vector = []
    for num in num_vector:
        new_num = round(float(num), decimal_places)
        print("Old:", num, "New:", new_num)
        new_vector.append(str(new_num))
    new = " ".join(new_vector)
    # print('Original:', values, '  Updated: ', new)
    return new