def _surround(string, bang):
    midlane = f"{bang * 3} {string} {bang * 3}"
    sidelane = bang*len(midlane)

    return f"{sidelane}\n{midlane}\n{sidelane}"


def are_you_sure(prompt, default="no"):
    if default.lower() == 'yes':
        suffix = "[YES|no]"
    else:
        suffix = "[yes|NO]"

    answer = input(
        f"{_surround('CAREFULING IN PROGRESS', '!')}\n"
        f"\n"
        f">>> {prompt} <<<\n"
        f"\n"
        f"Are you sure you want to proceed? {suffix} "
    ).strip().lower()

    if answer == '':
        answer = default

    while answer not in ['yes', 'no']:
        answer = input("Please type 'yes' or 'no' explicitly: ").strip().lower()

    return answer == 'yes'