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曾与蒿藜同雨露,한때 잡초와 쑥과 함께 비와 이슬을 나누던 곳이 이제는 소나무와 삼나무와 함께 서리와 눈을 견뎌내고 있다.终随松柏到冰霜.かつては雑草やヨモギと共に雨や露を分かち合っていたが、今では松やヒノキと共に霜や雪に耐えている。曾与蒿藜同雨露,Once sharing rain and dew with weeds and wormwood, now enduring frost and snow with pines and cypresses.终随松柏到冰霜.曾与蒿藜同雨露한때 잡초와 쑥과 함께 비와 이슬을 나누던 곳이 이제는 소나무와 삼나무와 함께 서리와 눈을 견뎌내고 있다.,终随松柏到冰霜.譖セ荳手珍阯懷酔髮ィ髴イ�檎サ磯囂譚セ譟丞芦蜀ー髴�曾与蒿藜同雨露,鏇句笌钂胯棞鍚岄洦闇诧紝缁堥殢鏉炬煆鍒板啺闇�终随松柏到冰霜.曾与蒿藜同雨露,한때 잡초와 쑥과 함께 비와 이슬을 나누던 곳이 이제는 소나무와 삼나무와 함께 서리와 눈을 견뎌내고 있다.终随松柏到冰霜.曾与蒿藜同雨露,终随松柏到冰霜.
# -*- coding: utf-8 -*-
# Copyright (c) 2017-2018 Claudiu Popa <pcmanticore@gmail.com>
# Copyright (c) 2017 Łukasz Rogalski <rogalski.91@gmail.com>
# Copyright (c) 2017 David Euresti <github@euresti.com>
# Copyright (c) 2018 Bryce Guinta <bryce.paul.guinta@gmail.com>
"""Astroid hooks for typing.py support."""
import typing
from astroid import (
MANAGER,
UseInferenceDefault,
extract_node,
inference_tip,
nodes,
InferenceError,
)
TYPING_NAMEDTUPLE_BASENAMES = {"NamedTuple", "typing.NamedTuple"}
TYPING_TYPEVARS = {"TypeVar", "NewType"}
TYPING_TYPEVARS_QUALIFIED = {"typing.TypeVar", "typing.NewType"}
TYPING_TYPE_TEMPLATE = """
class Meta(type):
def __getitem__(self, item):
return self
@property
def __args__(self):
return ()
class {0}(metaclass=Meta):
pass
"""
TYPING_MEMBERS = set(typing.__all__)
def looks_like_typing_typevar_or_newtype(node):
func = node.func
if isinstance(func, nodes.Attribute):
return func.attrname in TYPING_TYPEVARS
if isinstance(func, nodes.Name):
return func.name in TYPING_TYPEVARS
return False
def infer_typing_typevar_or_newtype(node, context=None):
"""Infer a typing.TypeVar(...) or typing.NewType(...) call"""
try:
func = next(node.func.infer(context=context))
except InferenceError as exc:
raise UseInferenceDefault from exc
if func.qname() not in TYPING_TYPEVARS_QUALIFIED:
raise UseInferenceDefault
if not node.args:
raise UseInferenceDefault
typename = node.args[0].as_string().strip("'")
node = extract_node(TYPING_TYPE_TEMPLATE.format(typename))
return node.infer(context=context)
def _looks_like_typing_subscript(node):
"""Try to figure out if a Subscript node *might* be a typing-related subscript"""
if isinstance(node, nodes.Name):
return node.name in TYPING_MEMBERS
elif isinstance(node, nodes.Attribute):
return node.attrname in TYPING_MEMBERS
elif isinstance(node, nodes.Subscript):
return _looks_like_typing_subscript(node.value)
return False
def infer_typing_attr(node, context=None):
"""Infer a typing.X[...] subscript"""
try:
value = next(node.value.infer())
except InferenceError as exc:
raise UseInferenceDefault from exc
if not value.qname().startswith("typing."):
raise UseInferenceDefault
node = extract_node(TYPING_TYPE_TEMPLATE.format(value.qname().split(".")[-1]))
return node.infer(context=context)
MANAGER.register_transform(
nodes.Call,
inference_tip(infer_typing_typevar_or_newtype),
looks_like_typing_typevar_or_newtype,
)
MANAGER.register_transform(
nodes.Subscript, inference_tip(infer_typing_attr), _looks_like_typing_subscript
)