from typing import Any
from typing_extensions import Self

from sympy.core import Expr
from sympy.core.basic import Basic
from sympy.core.cache import cacheit

class Order(Expr):
    is_Order = ...
    __slots__ = ...
    @cacheit
    def __new__(cls, expr, *args, **kwargs): ...
    @property
    def expr(self) -> Basic: ...
    @property
    def variables(self) -> tuple[Any, ...] | tuple[()]: ...
    @property
    def point(self) -> tuple[Any, ...] | tuple[()]: ...
    @property
    def free_symbols(self) -> set[Basic]: ...
    def as_expr_variables(self, order_symbols) -> tuple[Basic, tuple[tuple[Any, Any] | Basic, ...]]: ...
    def removeO(self): ...
    def getO(self) -> Self: ...
    @cacheit
    def contains(self, expr): ...
    def __contains__(self, other): ...
    def __neg__(self) -> Self: ...

O = Order