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Merged
jorenham merged 4 commits into from
Dec 23, 2025
Merged

👽️ stubtest fixes for __new__ methods #762

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3b0f4c9
👽️ `np.dtype.__new__`: keyword-only `metadata`
jorenham Dec 23, 2025
66765c8
🐴 `np.object_.__new__`: rename posonly param to work around a stubtes…
jorenham Dec 23, 2025
9b515b9
🐴 `np.void.__new__`: rename posonly param to work around a stubtest i…
jorenham Dec 23, 2025
f3d1fe0
👽️ `ufunc.__signature__`
jorenham Dec 23, 2025
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76 changes: 42 additions & 34 deletions src/numpy-stubs/__init__.pyi
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import ctypes as ct
import datetime as dt
import inspect
import sys
from _typeshed import Incomplete, StrOrBytesPath, SupportsFlush, SupportsLenAndGetItem, SupportsWrite
from builtins import bool as py_bool
Expand Down Expand Up @@ -1109,111 +1110,116 @@ class dtype(Generic[_ScalarT_co], metaclass=_DTypeMeta):
#
@overload
def __new__(
cls, dtype: _nt.ToDTypeBool, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeBool, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.BoolDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeInt8, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeInt8, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Int8DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeUInt8, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeUInt8, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.UInt8DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeInt16, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeInt16, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Int16DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeUInt16, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeUInt16, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.UInt16DType: ...
@overload
def __new__( # type: ignore[overload-overlap]
cls, dtype: _nt.ToDTypeLong, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeLong, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.LongDType: ...
@overload
def __new__( # type: ignore[overload-overlap]
cls, dtype: _nt.ToDTypeULong, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeULong, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.ULongDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeInt32, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeInt32, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Int32DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeUInt32, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeUInt32, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.UInt32DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeInt64, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeInt64, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Int64DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeUInt64, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeUInt64, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.UInt64DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeFloat16, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeFloat16, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Float16DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeFloat32, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeFloat32, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Float32DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeFloat64 | None, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls,
dtype: _nt.ToDTypeFloat64 | None,
align: py_bool = False,
copy: py_bool = False,
*,
metadata: _MetaData = ...,
) -> dtypes.Float64DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeLongDouble, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeLongDouble, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.LongDoubleDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeComplex64, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeComplex64, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Complex64DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeComplex128, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeComplex128, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.Complex128DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeCLongDouble, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeCLongDouble, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.CLongDoubleDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeObject, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeObject, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.ObjectDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeBytes, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeBytes, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.BytesDType: ...
@overload
def __new__( # type: ignore[overload-overlap]
cls, dtype: _nt.ToDTypeStr, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeStr, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.StrDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeVoid, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeVoid, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.VoidDType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeDateTime64, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeDateTime64, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.DateTime64DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeTimeDelta64, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeTimeDelta64, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.TimeDelta64DType: ...
@overload
def __new__(
cls, dtype: _nt.ToDTypeString, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _nt.ToDTypeString, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtypes.StringDType: ...
@overload
def __new__(
cls, dtype: _DTypeLike[_ScalarT_co], align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: _DTypeLike[_ScalarT_co], align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> Self: ...
@overload
def __new__(
cls, dtype: DTypeLike, align: py_bool = False, copy: py_bool = False, metadata: _MetaData = ...
cls, dtype: DTypeLike, align: py_bool = False, copy: py_bool = False, *, metadata: _MetaData = ...
) -> dtype: ...

#
Expand Down Expand Up @@ -4944,15 +4950,15 @@ complex256 = clongdouble
@final
class object_(_RealMixin, generic[Any]):
@overload
def __new__(cls, nothing_to_see_here: None = None, /) -> None: ... # type: ignore[misc]
def __new__(cls, value: None = None, /) -> None: ... # type: ignore[misc]
@overload
def __new__(cls, stringy: str, /) -> str: ... # type: ignore[misc] # pyright: ignore[reportOverlappingOverload]
def __new__(cls, value: str, /) -> str: ... # type: ignore[misc] # pyright: ignore[reportOverlappingOverload]
@overload
def __new__(cls, stringy: bytes, /) -> bytes: ... # type: ignore[misc]
def __new__(cls, value: bytes, /) -> bytes: ... # type: ignore[misc]
@overload
def __new__(cls, array: ndarray[_ShapeT], /) -> _nt.Array[Self, _ShapeT]: ... # type: ignore[misc]
def __new__(cls, value: ndarray[_ShapeT], /) -> _nt.Array[Self, _ShapeT]: ... # type: ignore[misc]
@overload
def __new__(cls, sequence: SupportsLenAndGetItem[object], /) -> _nt.Array[Self]: ... # type: ignore[misc]
def __new__(cls, value: SupportsLenAndGetItem[object], /) -> _nt.Array[Self]: ... # type: ignore[misc]
@overload
def __new__(cls, value: _T, /) -> _T: ... # type: ignore[misc]
@overload # catch-all
Expand Down Expand Up @@ -5018,9 +5024,9 @@ class str_(character[str], str): # type: ignore[misc]

class void(flexible[bytes | tuple[Any, ...]]): # type: ignore[misc] # pyright: ignore[reportGeneralTypeIssues]
@overload
def __new__(cls, value: _nt.CoInteger_0d | bytes, /, dtype: None = None) -> Self: ...
def __new__(cls, length_or_data: _nt.CoInteger_0d | bytes, /, dtype: None = None) -> Self: ...
@overload
def __new__(cls, value: Any, /, dtype: _DTypeLikeVoid) -> Self: ...
def __new__(cls, length_or_data: object, /, dtype: _DTypeLikeVoid) -> Self: ...

#
@type_check_only
Expand Down Expand Up @@ -5411,6 +5417,8 @@ _OuterT_co = TypeVar(

@final
class ufunc(Generic[_CallT_co, _AtT_co, _ReduceT_co, _ReduceAtT_co, _AccumulateT_co, _OuterT_co]):
__signature__: Final[inspect.Signature]

__call__: _CallT_co # method
at: _AtT_co # method
reduce: _ReduceT_co # method
Expand Down
26 changes: 0 additions & 26 deletions tool/allowlists/todo.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -29,25 +29,14 @@ numpy._core._type_aliases.v
numpy._core.array2string
numpy._core.arrayprint.array2string
numpy._core.defchararray.chararray.argsort
numpy._core.dtype.__new__
numpy._core.finfo.smallest_normal
numpy._core.fromnumeric.reshape
numpy._core.getlimits.finfo.smallest_normal
numpy._core.multiarray.dtype.__new__
numpy._core.numeric.array2string
numpy._core.numeric.dtype.__new__
numpy._core.numeric.object_.__new__
numpy._core.numeric.reshape
numpy._core.numeric.ufunc.__signature__
numpy._core.numeric.void.__new__
numpy._core.numerictypes.object_.__new__
numpy._core.numerictypes.void.__new__
numpy._core.object_.__new__
numpy._core.reshape
numpy._core.strings.slice
numpy._core.ufunc.__signature__
numpy._core.umath.__all__
numpy._core.void.__new__
numpy.array2string
numpy.char.chararray.argsort
numpy.core._internal._ctypes.get_as_parameter
Expand All @@ -58,19 +47,11 @@ numpy.core.arrayprint.array2string
numpy.core.defchararray.chararray.argsort
numpy.core.fromnumeric.reshape
numpy.core.getlimits.finfo.smallest_normal
numpy.core.multiarray.dtype.__new__
numpy.core.numeric.array2string
numpy.core.numeric.dtype.__new__
numpy.core.numeric.object_.__new__
numpy.core.numeric.reshape
numpy.core.numeric.ufunc.__signature__
numpy.core.numeric.void.__new__
numpy.core.numerictypes.object_.__new__
numpy.core.numerictypes.void.__new__
numpy.core.umath.__all__
numpy.core.umath.matmul
numpy.corrcoef
numpy.dtype.__new__
numpy.f2py._backends._meson.MesonTemplate.objects_substitution
numpy.fft.helper
numpy.finfo.smallest_normal
Expand Down Expand Up @@ -199,25 +180,18 @@ numpy.ma.zeros
numpy.ma.zeros_like
numpy.matlib.array2string
numpy.matlib.corrcoef
numpy.matlib.dtype.__new__
numpy.matlib.finfo.smallest_normal
numpy.matlib.in1d
numpy.matlib.nanpercentile
numpy.matlib.ndindex.ndincr
numpy.matlib.object_.__new__
numpy.matlib.percentile
numpy.matlib.reshape
numpy.matlib.save
numpy.matlib.trapz
numpy.matlib.ufunc.__signature__
numpy.matlib.void.__new__
numpy.nanpercentile
numpy.ndindex.ndincr
numpy.object_.__new__
numpy.percentile
numpy.reshape
numpy.save
numpy.strings.slice
numpy.trapz
numpy.ufunc.__signature__
numpy.void.__new__