update mypy

SEE: python/mypy#18278
The added Any doesn't change the behaviour of mypy, it was Any before as well.

requirements-dev.txt

@@ -12,7 +12,7 @@ coverage==7.*
 # typechecking
 # pyre-check==0.9.*
 # pyright==1.*
-mypy==1.14.*
+mypy==1.15.*
 typing-extensions==4.*
 pytype==2024.10.11
 

typed_stream/_impl/_utils.py

@@ -12,6 +12,7 @@
     Generic,
     Literal,
     NoReturn,
+    ParamSpec,
     TypeGuard,
     TypeVar,
     final,
@@ -117,8 +118,11 @@ def __call__(self, value: object | None) -> bool:
         return value is not None
 
 
-def count_required_positional_arguments(  # type: ignore[misc]
-    fun: Callable[..., object], /  # noqa: W504
+_P = ParamSpec("_P")
+
+
+def count_required_positional_arguments(
+    fun: Callable[_P, object], /  # noqa: W504
 ) -> int:
     """Count the required positional arguments."""
     return len(

typed_stream/_impl/functions.py

@@ -7,6 +7,7 @@
 from __future__ import annotations
 
 import operator
+import typing
 from collections.abc import Callable, Sequence
 from numbers import Number, Real
 from typing import Concatenate, Generic, Literal, ParamSpec, TypeVar
@@ -129,8 +130,10 @@ class method_partial(Generic[TArg, TRet, PApplied]):  # noqa: N801,D301
     """
 
     _fun: Callable[Concatenate[TArg, PApplied], TRet]
-    _args: PApplied.args
-    _kwargs: PApplied.kwargs
+    # PApplied.args
+    _args: typing.Any  # type: ignore[explicit-any]
+    # PApplied.kwargs
+    _kwargs: typing.Any  # type: ignore[explicit-any]
 
     __slots__ = ("_fun", "_args", "_kwargs")