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Diffstat (limited to 'lib/python/qmk/questions.py')
| -rw-r--r-- | lib/python/qmk/questions.py | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/lib/python/qmk/questions.py b/lib/python/qmk/questions.py deleted file mode 100644 index 865c6bbdc5..0000000000 --- a/lib/python/qmk/questions.py +++ /dev/null @@ -1,183 +0,0 @@ -"""Functions to collect user input. -""" - -from milc import cli - -try: - from milc import format_ansi -except ImportError: - from milc.ansi import format_ansi - - -def yesno(prompt, *args, default=None, **kwargs): - """Displays prompt to the user and gets a yes or no response. - - Returns True for a yes and False for a no. - - If you add `--yes` and `--no` arguments to your program the user can answer questions by passing command line flags. - - @add_argument('-y', '--yes', action='store_true', arg_only=True, help='Answer yes to all questions.') - @add_argument('-n', '--no', action='store_true', arg_only=True, help='Answer no to all questions.') - - Arguments: - prompt - The prompt to present to the user. Can include ANSI and format strings like milc's `cli.echo()`. - - default - Whether to default to a Yes or No when the user presses enter. - - None- force the user to enter Y or N - - True- Default to yes - - False- Default to no - """ - if not args and kwargs: - args = kwargs - - if 'no' in cli.args and cli.args.no: - return False - - if 'yes' in cli.args and cli.args.yes: - return True - - if default is not None: - if default: - prompt = prompt + ' [Y/n] ' - else: - prompt = prompt + ' [y/N] ' - - while True: - cli.echo('') - answer = input(format_ansi(prompt % args)) - cli.echo('') - - if not answer and prompt is not None: - return default - - elif answer.lower() in ['y', 'yes']: - return True - - elif answer.lower() in ['n', 'no']: - return False - - -def question(prompt, *args, default=None, confirm=False, answer_type=str, validate=None, **kwargs): - """Prompt the user to answer a question with a free-form input. - - Arguments: - prompt - The prompt to present to the user. Can include ANSI and format strings like milc's `cli.echo()`. - - default - The value to return when the user doesn't enter any value. Use None to prompt until they enter a value. - - confirm - Present the user with a confirmation dialog before accepting their answer. - - answer_type - Specify a type function for the answer. Will re-prompt the user if the function raises any errors. Common choices here include int, float, and decimal.Decimal. - - validate - This is an optional function that can be used to validate the answer. It should return True or False and have the following signature: - - def function_name(answer, *args, **kwargs): - """ - if not args and kwargs: - args = kwargs - - if default is not None: - prompt = '%s [%s] ' % (prompt, default) - - while True: - cli.echo('') - answer = input(format_ansi(prompt % args)) - cli.echo('') - - if answer: - if validate is not None and not validate(answer, *args, **kwargs): - continue - - elif confirm: - if yesno('Is the answer "%s" correct?', answer, default=True): - try: - return answer_type(answer) - except Exception as e: - cli.log.error('Could not convert answer (%s) to type %s: %s', answer, answer_type.__name__, str(e)) - - else: - try: - return answer_type(answer) - except Exception as e: - cli.log.error('Could not convert answer (%s) to type %s: %s', answer, answer_type.__name__, str(e)) - - elif default is not None: - return default - - -def choice(heading, options, *args, default=None, confirm=False, prompt='Please enter your choice: ', **kwargs): - """Present the user with a list of options and let them pick one. - - Users can enter either the number or the text of their choice. - - This will return the value of the item they choose, not the numerical index. - - Arguments: - heading - The text to place above the list of options. - - options - A sequence of items to choose from. - - default - The index of the item to return when the user doesn't enter any value. Use None to prompt until they enter a value. - - confirm - Present the user with a confirmation dialog before accepting their answer. - - prompt - The prompt to present to the user. Can include ANSI and format strings like milc's `cli.echo()`. - """ - if not args and kwargs: - args = kwargs - - if prompt and default: - prompt = prompt + ' [%s] ' % (default + 1,) - - while True: - # Prompt for an answer. - cli.echo('') - cli.echo(heading % args) - cli.echo('') - for i, option in enumerate(options, 1): - cli.echo('\t{fg_cyan}%d.{fg_reset} %s', i, option) - - cli.echo('') - answer = input(format_ansi(prompt)) - cli.echo('') - - # If the user types in one of the options exactly use that - if answer in options: - return answer - - # Massage the answer into a valid integer - if answer == '' and default: - answer = default - else: - try: - answer = int(answer) - 1 - except Exception: - # Normally we would log the exception here, but in the interest of clean UI we do not. - cli.log.error('Invalid choice: %s', answer + 1) - continue - - # Validate the answer - if answer >= len(options) or answer < 0: - cli.log.error('Invalid choice: %s', answer + 1) - continue - - if confirm and not yesno('Is the answer "%s" correct?', answer + 1, default=True): - continue - - # Return the answer they chose. - return options[answer] |