local_tasks.py 文件源码

def confirm(prompt='Continue?\n', failure_prompt='User cancelled task'):
    '''
    Prompt the user to continue. Repeat on unknown response. Raise
    ParseError on negative response
    '''
    response = input(prompt)

    try:
        response_bool = strtobool(response)
    except ValueError:
        print('Unkown Response. Confirm with y, yes, t, true, on or 1; cancel with n, no, f, false, off or 0.')
        confirm(prompt, failure_prompt)

    if not response_bool:
        raise ParseError(failure_prompt)