from itertools import combinations
from typing import Any
from typing_extensions import Self

class Subset:
    _rank_binary = ...
    _rank_lex = ...
    _rank_graycode = ...
    _subset = ...
    _superset = ...
    def __new__(cls, subset, superset) -> Self: ...
    def __eq__(self, other) -> bool: ...
    def iterate_binary(self, k) -> Subset: ...
    def next_binary(self) -> Subset: ...
    def prev_binary(self) -> Subset: ...
    def next_lexicographic(self) -> Subset: ...
    def prev_lexicographic(self) -> Subset: ...
    def iterate_graycode(self, k) -> Subset: ...
    def next_gray(self) -> Subset: ...
    def prev_gray(self) -> Subset: ...
    @property
    def rank_binary(self) -> int: ...
    @property
    def rank_lexicographic(self) -> int: ...
    @property
    def rank_gray(self) -> int: ...
    @property
    def subset(self) -> None: ...
    @property
    def size(self) -> int: ...
    @property
    def superset(self) -> None: ...
    @property
    def superset_size(self) -> int: ...
    @property
    def cardinality(self) -> Any: ...
    @classmethod
    def subset_from_bitlist(cls, super_set, bitlist) -> Subset: ...
    @classmethod
    def bitlist_from_subset(cls, subset, superset) -> str: ...
    @classmethod
    def unrank_binary(cls, rank, superset) -> Subset: ...
    @classmethod
    def unrank_gray(cls, rank, superset) -> Subset: ...
    @classmethod
    def subset_indices(cls, subset, superset) -> list[Any]: ...

def ksubsets(superset, k) -> combinations[Any]: ...