1 from _typeshed import SupportsItems
2 from typing import Generic, Iterable, Tuple, TypeVar
6 class TopologicalSorter(Generic[_T]):
7 def __init__(self, graph: SupportsItems[_T, Iterable[_T]] | None = ...) -> None: ...
8 def add(self, node: _T, *predecessors: _T) -> None: ...
9 def prepare(self) -> None: ...
10 def is_active(self) -> bool: ...
11 def __bool__(self) -> bool: ...
12 def done(self, *nodes: _T) -> None: ...
13 def get_ready(self) -> Tuple[_T, ...]: ...
14 def static_order(self) -> Iterable[_T]: ...
16 class CycleError(ValueError): ...