👽️ remove scipy._util numpy error class re-exports

Author: jorenham

.mypyignore-todo

@@ -1,6 +1,3 @@
-scipy._lib._util.ComplexWarning
-scipy._lib._util.DTypePromotionError
-scipy._lib._util.VisibleDeprecationWarning
 scipy._lib._util.np_vecdot
 scipy._lib.pyprima
 scipy._lib.pyprima.cobyla

scipy-stubs/_lib/_util.pyi

@@ -9,7 +9,6 @@ import optype as op
 import optype.numpy as onp
 import optype.numpy.compat as npc
 from numpy.random import Generator as Generator  # implicit re-export
-from optype.numpy.compat import DTypePromotionError as DTypePromotionError  # implicit re-export
 from scipy._typing import RNG, EnterSelfMixin
 
 _AnyRNGT = TypeVar("_AnyRNGT", np.random.RandomState, np.random.Generator)
@@ -38,9 +37,6 @@ GeneratorType = TypeVar("GeneratorType", bound=_RNG)  # noqa: PYI001  # oof
 
 ###
 
-class ComplexWarning(RuntimeWarning): ...
-class VisibleDeprecationWarning(UserWarning): ...
-
 class AxisError(ValueError, IndexError):
     _msg: Final[str | None]
     axis: Final[int | None]