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TYP: add missing __slots__ #29901

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Merged
charris merged 1 commit into from
Oct 9, 2025
Merged

TYP: add missing __slots__ #29901

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2 changes: 2 additions & 0 deletions numpy/__init__.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -5736,6 +5736,8 @@ pow = power
true_divide = divide

class errstate:
__slots__ = "_all", "_call", "_divide", "_invalid", "_over", "_token", "_under"

def __init__(
self,
*,
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2 changes: 2 additions & 0 deletions numpy/exceptions.pyi
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Expand Up @@ -17,6 +17,8 @@ class TooHardError(RuntimeError): ...
class DTypePromotionError(TypeError): ...

class AxisError(ValueError, IndexError):
__slots__ = "_msg", "axis", "ndim"

axis: int | None
ndim: int | None
@overload
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12 changes: 12 additions & 0 deletions numpy/lib/_index_tricks_impl.pyi
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Expand Up @@ -106,6 +106,8 @@ class ndindex:
def ndincr(self, /) -> None: ...

class nd_grid(Generic[_BoolT_co]):
__slots__ = ("sparse",)

sparse: _BoolT_co
def __init__(self, sparse: _BoolT_co = ...) -> None: ...
@overload
Expand All @@ -115,10 +117,14 @@ class nd_grid(Generic[_BoolT_co]):

@final
class MGridClass(nd_grid[L[False]]):
__slots__ = ()

def __init__(self) -> None: ...

@final
class OGridClass(nd_grid[L[True]]):
__slots__ = ()

def __init__(self) -> None: ...

class AxisConcatenator(Generic[_AxisT_co, _MatrixT_co, _NDMinT_co, _Trans1DT_co]):
Expand Down Expand Up @@ -155,13 +161,19 @@ class AxisConcatenator(Generic[_AxisT_co, _MatrixT_co, _NDMinT_co, _Trans1DT_co]

@final
class RClass(AxisConcatenator[L[0], L[False], L[1], L[-1]]):
__slots__ = ()

def __init__(self, /) -> None: ...

@final
class CClass(AxisConcatenator[L[-1], L[False], L[2], L[0]]):
__slots__ = ()

def __init__(self, /) -> None: ...

class IndexExpression(Generic[_BoolT_co]):
__slots__ = ("maketuple",)

maketuple: _BoolT_co
def __init__(self, maketuple: _BoolT_co) -> None: ...
@overload
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2 changes: 2 additions & 0 deletions numpy/lib/mixins.pyi
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Expand Up @@ -13,6 +13,8 @@ __all__ = ["NDArrayOperatorsMixin"]
# As such, only little type safety can be provided here.

class NDArrayOperatorsMixin(ABC):
__slots__ = ()

@abstractmethod
def __array_ufunc__(
self,
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4 changes: 4 additions & 0 deletions numpy/ma/extras.pyi
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Expand Up @@ -110,12 +110,16 @@ def cov(x, y=None, rowvar=True, bias=False, allow_masked=True, ddof=None): ...
def corrcoef(x, y=None, rowvar=True, bias=..., allow_masked=True, ddof=...): ...

class MAxisConcatenator(AxisConcatenator):
__slots__ = ()

@staticmethod
def concatenate(arrays: Incomplete, axis: int = 0) -> Incomplete: ... # type: ignore[override] # pyright: ignore[reportIncompatibleMethodOverride]
@classmethod
def makemat(cls, arr: Incomplete) -> Incomplete: ... # type: ignore[override] # pyright: ignore[reportIncompatibleVariableOverride]

class mr_class(MAxisConcatenator):
__slots__ = ()

def __init__(self) -> None: ...

mr_: mr_class
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