def generate_argument_parser(cls, tree, actions={}):
"""Generates argument parser for given assistant tree and actions.
Args:
tree: assistant tree as returned by
devassistant.assistant_base.AssistantBase.get_subassistant_tree
actions: dict mapping actions (devassistant.actions.Action subclasses) to their
subaction dicts
Returns:
instance of devassistant_argparse.ArgumentParser (subclass of argparse.ArgumentParser)
"""
cur_as, cur_subas = tree
parser = devassistant_argparse.ArgumentParser(argument_default=argparse.SUPPRESS,
usage=argparse.SUPPRESS,
add_help=False)
cls.add_default_arguments_to(parser)
# add any arguments of the top assistant
for arg in cur_as.args:
arg.add_argument_to(parser)
if cur_subas or actions:
# then add the subassistants as arguments
subparsers = cls._add_subparsers_required(parser,
dest=settings.SUBASSISTANT_N_STRING.format('0'))
for subas in sorted(cur_subas, key=lambda x: x[0].name):
for alias in [subas[0].name] + getattr(subas[0], 'aliases', []):
cls.add_subassistants_to(subparsers, subas, level=1, alias=alias)
for action, subactions in sorted(actions.items(), key=lambda x: x[0].name):
cls.add_action_to(subparsers, action, subactions, level=1)
return parser
def generate_argument_parser(cls, chain):
cur_as, cur_subas = chain
parser = devassistant_argparse.ArgumentParser(
description=cur_as.description, argument_default=argparse.SUPPRESS)
# add any arguments of the top assistant
for arg in cur_as.args:
arg.add_argument_to(parser)
if cur_subas:
# then add the subassistants as arguments
subparsers = parser.add_subparsers(
dest=settings.SUBASSISTANT_N_STRING.format('0'),
title=cls.subassistants_string,
description=cls.subparsers_description)
# from Python 3.3, subparsers are optional by default => make them required
subparsers.required = True
for subas in cur_subas:
cls.add_subparsers_to(subas, subparsers, level=1)
return parser
def generate_argument_parser(cls, tree, actions={}):
"""Generates argument parser for given assistant tree and actions.
Args:
tree: assistant tree as returned by
devassistant.assistant_base.AssistantBase.get_subassistant_tree
actions: dict mapping action names to devassistant.actions.Action subclasses
Returns:
instance of devassistant_argparse.ArgumentParser (subclass of argparse.ArgumentParser)
"""
cur_as, cur_subas = tree
parser = devassistant_argparse.ArgumentParser(argument_default=argparse.SUPPRESS,
usage=argparse.SUPPRESS,
add_help=False)
# add --debug to the top parser (GUI does this completely differently)
parser.add_argument('--debug',
help='Show debug output (may be a verbose a lot!).',
action='store_true',
dest='da_debug',
default=False)
# add any arguments of the top assistant
for arg in cur_as.args:
arg.add_argument_to(parser)
if cur_subas or actions:
# then add the subassistants as arguments
subparsers = parser.add_subparsers(dest=settings.SUBASSISTANT_N_STRING.format('0'))
# from Python 3.3, subparsers are optional by default => make them required
subparsers.required=True
for subas in sorted(cur_subas, key=lambda x: x[0].name):
cls.add_subassistants_to(subparsers, subas, level=1)
for action_name, action in sorted(actions.items()):
cls.add_action_to(subparsers, action)
return parser