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import sys
from _typeshed import SupportsItems
from collections.abc import Iterable
from typing import Any, Generic, TypeVar, overload
__all__ = ["TopologicalSorter", "CycleError"]
_T = TypeVar("_T")
if sys.version_info >= (3, 11):
from types import GenericAlias
class TopologicalSorter(Generic[_T]):
@overload
def __init__(self, graph: None = None) -> None: ...
@overload
def __init__(self, graph: SupportsItems[_T, Iterable[_T]]) -> None: ...
def add(self, node: _T, *predecessors: _T) -> None: ...
def prepare(self) -> None: ...
def is_active(self) -> bool: ...
def __bool__(self) -> bool: ...
def done(self, *nodes: _T) -> None: ...
def get_ready(self) -> tuple[_T, ...]: ...
def static_order(self) -> Iterable[_T]: ...
if sys.version_info >= (3, 11):
def __class_getitem__(cls, item: Any, /) -> GenericAlias: ...
class CycleError(ValueError): ...
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