1  from abc import ABCMeta, abstractmethod
   2  from typing import Any, Callable, Dict, Generic, Iterable, Optional, Sequence, Tuple, Type, TypeVar, overload
   3  
   4  _AnyCallable = Callable[..., Any]
   5  
   6  _T = TypeVar("_T")
   7  _S = TypeVar("_S")
   8  @overload
   9  def reduce(function: Callable[[_T, _T], _T], sequence: Iterable[_T]) -> _T: ...
  10  @overload
  11  def reduce(function: Callable[[_T, _S], _T], sequence: Iterable[_S], initial: _T) -> _T: ...
  12  
  13  WRAPPER_ASSIGNMENTS: Sequence[str]
  14  WRAPPER_UPDATES: Sequence[str]
  15  
  16  def update_wrapper(
  17      wrapper: _AnyCallable, wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequence[str] = ...
  18  ) -> _AnyCallable: ...
  19  def wraps(
  20      wrapped: _AnyCallable, assigned: Sequence[str] = ..., updated: Sequence[str] = ...
  21  ) -> Callable[[_AnyCallable], _AnyCallable]: ...
  22  def total_ordering(cls: Type[_T]) -> Type[_T]: ...
  23  def cmp_to_key(mycmp: Callable[[_T, _T], int]) -> Callable[[_T], Any]: ...
  24  
  25  class partial(Generic[_T]):
  26      func = ...  # Callable[..., _T]
  27      args: Tuple[Any, ...]
  28      keywords: Dict[str, Any]
  29      def __init__(self, func: Callable[..., _T], *args: Any, **kwargs: Any) -> None: ...
  30      def __call__(self, *args: Any, **kwargs: Any) -> _T: ...
  31