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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def revoke(workers, qualification, by_name, reason, sandbox):
 """Revoke a qualification from 1 or more workers"""

    if not (workers and qualification):
        raise click.BadParameter(
            "Must specify a qualification ID or name, and at least one worker ID"
        )

    mturk = _mturk_service_from_config(sandbox)
    if by_name:
        result = mturk.get_qualification_type_by_name(qualification)
        if result is None:
            raise click.BadParameter(
                'No qualification with name "{}" exists.'.format(qualification)
            )

        qid = result["id"]
    else:
        qid = qualification

    if not click.confirm(
        '\n\nYou are about to revoke qualification "{}" '
        "for these workers:\n\t{}\n\n"
        "This will send an email to each of them from Amazon MTurk. "
        "Continue?".format(qid, "\n\t".join(workers))
    ):
        click.echo("Aborting...")
        return

    for worker in workers:
        if mturk.revoke_qualification(qid, worker, reason):
            click.echo(
                'Revoked qualification "{}" from worker "{}"'.format(qid, worker)
            )

    # print out the current set of workers with the qualification
    results = list(mturk.get_workers_with_qualification(qid))
    click.echo(
        'There are now {} workers with qualification "{}"'.format(len(results), qid)
    )