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# Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
# For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/astroid/blob/main/CONTRIBUTORS.txt
"""This module contains utility functions for scoped nodes."""
from __future__ import annotations
from collections.abc import Sequence
from typing import TYPE_CHECKING
from astroid.manager import AstroidManager
if TYPE_CHECKING:
from astroid import nodes
def builtin_lookup(name: str) -> tuple[nodes.Module, Sequence[nodes.NodeNG]]:
"""Lookup a name in the builtin module.
Return the list of matching statements and the ast for the builtin module
"""
manager = AstroidManager()
try:
_builtin_astroid = manager.builtins_module
except KeyError:
# User manipulated the astroid cache directly! Rebuild everything.
manager.clear_cache()
_builtin_astroid = manager.builtins_module
if name == "__dict__":
return _builtin_astroid, ()
try:
stmts: Sequence[nodes.NodeNG] = _builtin_astroid.locals[name] # type: ignore[assignment]
except KeyError:
stmts = ()
return _builtin_astroid, stmts
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