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import itertools
import sys
from leapp.cli.commands.config import get_config
from leapp.exceptions import UsageError
from leapp.messaging.answerstore import AnswerStore
from leapp.utils.clicmd import command, command_opt
@command('answer', help='Manage answerfile generation: register persistent user choices for specific dialog sections')
@command_opt('section', action='append', metavar='dialog_sections',
help='Register answer for a specific section in the answerfile')
@command_opt('add', is_flag=True,
help='If set sections will be created even if missing in original answerfile')
def answer(args):
"""A command to record user choices to the questions in the answerfile.
Saves user answer between leapp preupgrade runs.
"""
cfg = get_config()
if args.section:
args.section = list(itertools.chain(*[i.split(',') for i in args.section]))
else:
raise UsageError('At least one dialog section must be specified, ex. --section dialog.option=mychoice')
try:
sections = [tuple((dialog_option.split('.', 2) + [value]))
for dialog_option, value in [s.split('=', 2) for s in args.section]]
except ValueError:
raise UsageError("A bad formatted section has been passed. Expected format is dialog.option=mychoice")
answerfile_path = cfg.get('report', 'answerfile')
answerstore = AnswerStore()
answerstore.load(answerfile_path)
for dialog, option, value in sections:
answerstore.answer(dialog, option, value)
not_updated = answerstore.update(answerfile_path, allow_missing=args.add)
if not_updated:
sys.stderr.write("WARNING: Only sections found in original userfile can be updated, ignoring {}\n".format(
",".join(not_updated)))
def register(base_command):
"""
Registers `leapp answer`
"""
base_command.add_sub(answer)