Current File : //opt/cloudlinux/venv/lib64/python3.11/site-packages/pylint/config/options_provider_mixin.py
# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt
# type: ignore # Deprecated module.
import optparse # pylint: disable=deprecated-module
import warnings
from pylint.config.callback_actions import _CallbackAction
from pylint.config.option import _validate
from pylint.typing import Options
class UnsupportedAction(Exception):
"""Raised by set_option when it doesn't know what to do for an action."""
class OptionsProviderMixIn:
"""Mixin to provide options to an OptionsManager."""
# those attributes should be overridden
name = "default"
options: Options = ()
level = 0
def __init__(self):
# TODO: 3.0: Remove deprecated class
warnings.warn(
"OptionsProviderMixIn has been deprecated and will be removed in pylint 3.0",
DeprecationWarning,
stacklevel=2,
)
self.config = optparse.Values()
self.load_defaults()
def load_defaults(self):
"""Initialize the provider using default values."""
for opt, optdict in self.options:
action = optdict.get("action")
if action != "callback":
# callback action have no default
if optdict is None:
optdict = self.get_option_def(opt)
default = optdict.get("default")
self.set_option(opt, default, action, optdict)
def option_attrname(self, opt, optdict=None):
"""Get the config attribute corresponding to opt."""
if optdict is None:
optdict = self.get_option_def(opt)
return optdict.get("dest", opt.replace("-", "_"))
def option_value(self, opt):
"""Get the current value for the given option."""
return getattr(self.config, self.option_attrname(opt), None)
def set_option(self, optname, value, action=None, optdict=None):
"""Method called to set an option (registered in the options list)."""
if optdict is None:
optdict = self.get_option_def(optname)
if value is not None:
value = _validate(value, optdict, optname)
if action is None:
action = optdict.get("action", "store")
if action == "store":
setattr(self.config, self.option_attrname(optname, optdict), value)
elif action in {"store_true", "count"}:
setattr(self.config, self.option_attrname(optname, optdict), value)
elif action == "store_false":
setattr(self.config, self.option_attrname(optname, optdict), value)
elif action == "append":
optname = self.option_attrname(optname, optdict)
_list = getattr(self.config, optname, None)
if _list is None:
if isinstance(value, (list, tuple)):
_list = value
elif value is not None:
_list = [value]
setattr(self.config, optname, _list)
elif isinstance(_list, tuple):
setattr(self.config, optname, _list + (value,))
else:
_list.append(value)
elif (
action == "callback"
or (not isinstance(action, str))
and issubclass(action, _CallbackAction)
):
return
else:
raise UnsupportedAction(action)
def get_option_def(self, opt):
"""Return the dictionary defining an option given its name."""
assert self.options
for option in self.options:
if option[0] == opt:
return option[1]
raise optparse.OptionError(
f"no such option {opt} in section {self.name!r}", opt
)
def options_by_section(self):
"""Return an iterator on options grouped by section.
(section, [list of (optname, optdict, optvalue)])
"""
sections = {}
for optname, optdict in self.options:
sections.setdefault(optdict.get("group"), []).append(
(optname, optdict, self.option_value(optname))
)
if None in sections:
yield None, sections.pop(None)
for section, options in sorted(sections.items()):
yield section.upper(), options
def options_and_values(self, options=None):
if options is None:
options = self.options
for optname, optdict in options:
yield optname, optdict, self.option_value(optname)
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