apply black and isort (#4287)

* apply black and isort

* move some type ignores

stdlib/2and3/curses/__init__.pyi

@@ -1,8 +1,8 @@
 from _curses import *  # noqa: F403
 from _curses import _CursesWindow as _CursesWindow
-from typing import TypeVar, Callable, Any
+from typing import Any, Callable, TypeVar
 
-_T = TypeVar('_T')
+_T = TypeVar("_T")
 
 # available after calling `curses.initscr()`
 LINES: int

stdlib/2and3/curses/ascii.pyi

@@ -1,6 +1,6 @@
-from typing import List, Union, overload, TypeVar
+from typing import List, TypeVar, Union, overload
 
-_Ch = TypeVar('_Ch', str, int)
+_Ch = TypeVar("_Ch", str, int)
 
 NUL: int
 SOH: int