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🚚 port ma.arg{min,max} and MaskedArray.arg{min,max}
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3 files changed

+231
-19
lines changed

3 files changed

+231
-19
lines changed

‎src/numpy-stubs/@test/static/accept/ma.pyi‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,49 @@
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import math
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from typing import Any, TypeAlias, TypeVar
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from typing_extensions import assert_type
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import numpy as np
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from numpy._typing import _Shape
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_ScalarType_co = TypeVar("_ScalarType_co", bound=np.generic, covariant=True)
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MaskedNDArray: TypeAlias = np.ma.MaskedArray[_Shape, np.dtype[_ScalarType_co]]
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class MaskedNDArraySubclass(MaskedNDArray[np.complex128]): ...
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MAR_b: MaskedNDArray[np.bool]
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MAR_f4: MaskedNDArray[np.float32]
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MAR_i8: MaskedNDArray[np.int64]
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MAR_subclass: MaskedNDArraySubclass
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MAR_1d: np.ma.MaskedArray[tuple[int], np.dtype[Any]]
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assert_type(MAR_b.argmin(), np.intp)
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assert_type(MAR_f4.argmin(), np.intp)
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assert_type(MAR_f4.argmax(fill_value=math.tau, keepdims=False), np.intp)
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assert_type(MAR_b.argmin(axis=0), Any)
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assert_type(MAR_f4.argmin(axis=0), Any)
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assert_type(MAR_b.argmin(keepdims=True), Any)
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assert_type(MAR_f4.argmin(out=MAR_subclass), MaskedNDArraySubclass)
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assert_type(MAR_f4.argmin(None, None, out=MAR_subclass), MaskedNDArraySubclass)
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assert_type(np.ma.argmin(MAR_b), np.intp)
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assert_type(np.ma.argmin(MAR_f4), np.intp)
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assert_type(np.ma.argmin(MAR_f4, fill_value=math.tau, keepdims=False), np.intp)
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assert_type(np.ma.argmin(MAR_b, axis=0), Any)
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assert_type(np.ma.argmin(MAR_f4, axis=0), Any)
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assert_type(np.ma.argmin(MAR_b, keepdims=True), Any)
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assert_type(MAR_b.argmax(), np.intp)
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assert_type(MAR_f4.argmax(), np.intp)
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assert_type(MAR_f4.argmax(fill_value=math.tau, keepdims=False), np.intp)
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assert_type(MAR_b.argmax(axis=0), Any)
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assert_type(MAR_f4.argmax(axis=0), Any)
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assert_type(MAR_b.argmax(keepdims=True), Any)
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assert_type(MAR_f4.argmax(out=MAR_subclass), MaskedNDArraySubclass)
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assert_type(MAR_f4.argmax(None, None, out=MAR_subclass), MaskedNDArraySubclass)
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assert_type(np.ma.argmax(MAR_b), np.intp)
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assert_type(np.ma.argmax(MAR_f4), np.intp)
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assert_type(np.ma.argmax(MAR_f4, fill_value=math.tau, keepdims=False), np.intp)
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assert_type(np.ma.argmax(MAR_b, axis=0), Any)
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assert_type(np.ma.argmax(MAR_f4, axis=0), Any)
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assert_type(np.ma.argmax(MAR_b, keepdims=True), Any)

‎src/numpy-stubs/@test/static/reject/ma.pyi‎

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import numpy as np
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m: np.ma.MaskedArray[tuple[int], np.dtype[np.float64]]
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m.argmin(axis=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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m.argmin(keepdims=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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m.argmin(out=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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m.argmin(fill_value=lambda x: 27) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue, reportUnknownLambdaType]
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np.ma.argmin(m, axis=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmin(m, axis=(1,)) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmin(m, keepdims=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmin(m, out=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmin(m, fill_value=lambda x: 27) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue, reportUnknownLambdaType]
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m.argmax(axis=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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m.argmax(keepdims=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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m.argmax(out=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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m.argmax(fill_value=lambda x: 27) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue, reportUnknownLambdaType]
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np.ma.argmax(m, axis=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmax(m, axis=(0,)) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmax(m, keepdims=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmax(m, out=1.0) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue]
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np.ma.argmax(m, fill_value=lambda x: 27) # type: ignore[call-overload] # pyright: ignore[reportArgumentType, reportCallIssue, reportUnknownLambdaType]

‎src/numpy-stubs/ma/core.pyi‎

Lines changed: 157 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -4,8 +4,9 @@ from typing_extensions import Never, Self, TypeVar, deprecated, overload, overri
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import numpy as np
66
from _numtype import Array, ToGeneric_0d, ToGeneric_1nd, ToGeneric_nd
7-
from numpy import _OrderACF, _OrderKACF, amax, amin, bool_, expand_dims # noqa: ICN003
8-
from numpy._typing import _BoolCodes
7+
from numpy import _OrderACF, _OrderKACF, amax, amin, bool_, expand_dims, intp # noqa: ICN003
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from numpy._globals import _NoValueType
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from numpy._typing import _BoolCodes, _ScalarLike_co
910

1011
__all__ = [
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"MAError",
@@ -188,6 +189,12 @@ __all__ = [
188189
"zeros_like",
189190
]
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###
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_ArrayT = TypeVar("_ArrayT", bound=np.ndarray[Any, Any])
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###
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191198
_UFuncT_co = TypeVar("_UFuncT_co", bound=np.ufunc, default=np.ufunc, covariant=True)
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_ShapeT = TypeVar("_ShapeT", bound=tuple[int, ...])
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_ShapeT_co = TypeVar("_ShapeT_co", bound=tuple[int, ...], default=tuple[int, ...], covariant=True)
@@ -650,15 +657,44 @@ class MaskedArray(np.ndarray[_ShapeT_co, _DTypeT_co]):
650657
fill_value: Incomplete = ...,
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keepdims: Incomplete = ...,
652659
) -> Incomplete: ...
653-
@override
654-
def argmin( # type: ignore[override] # pyright: ignore[reportIncompatibleMethodOverride]
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# Keep in-sync with np.ma.argmin
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@overload # type: ignore[override]
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def argmin(
655664
self,
656-
axis: Incomplete = ...,
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fill_value: Incomplete = ...,
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out: Incomplete = ...,
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axis: None = None,
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fill_value: _ScalarLike_co | None = None,
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out: None = None,
659668
*,
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keepdims: Incomplete = ...,
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) -> Incomplete: ...
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keepdims: L[False] | _NoValueType = ...,
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) -> intp: ...
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@overload
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def argmin(
673+
self,
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axis: CanIndex | None = None,
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fill_value: _ScalarLike_co | None = None,
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out: None = None,
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*,
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keepdims: bool | _NoValueType = ...,
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) -> Any: ...
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@overload
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def argmin(
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self,
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axis: CanIndex | None = None,
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fill_value: _ScalarLike_co | None = None,
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*,
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out: _ArrayT,
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keepdims: bool | _NoValueType = ...,
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) -> _ArrayT: ...
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@overload
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def argmin( # pyright: ignore[reportIncompatibleMethodOverride]
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self,
692+
axis: CanIndex | None,
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fill_value: _ScalarLike_co | None,
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out: _ArrayT,
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*,
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keepdims: bool | _NoValueType = ...,
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) -> _ArrayT: ...
662698

663699
#
664700
@override
@@ -669,15 +705,44 @@ class MaskedArray(np.ndarray[_ShapeT_co, _DTypeT_co]):
669705
fill_value: Incomplete = ...,
670706
keepdims: Incomplete = ...,
671707
) -> Incomplete: ...
672-
@override
673-
def argmax( # type: ignore[override] # pyright: ignore[reportIncompatibleMethodOverride]
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# Keep in-sync with np.ma.argmax
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@overload # type: ignore[override]
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def argmax(
674712
self,
675-
axis: Incomplete = ...,
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fill_value: Incomplete = ...,
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out: Incomplete = ...,
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axis: None = None,
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fill_value: _ScalarLike_co | None = None,
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out: None = None,
678716
*,
679-
keepdims: Incomplete = ...,
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) -> Incomplete: ...
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keepdims: L[False] | _NoValueType = ...,
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) -> intp: ...
719+
@overload
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def argmax(
721+
self,
722+
axis: CanIndex | None = None,
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fill_value: _ScalarLike_co | None = None,
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out: None = None,
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*,
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keepdims: bool | _NoValueType = ...,
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) -> Any: ...
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@overload
729+
def argmax(
730+
self,
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axis: CanIndex | None = None,
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fill_value: _ScalarLike_co | None = None,
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*,
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out: _ArrayT,
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keepdims: bool | _NoValueType = ...,
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) -> _ArrayT: ...
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@overload
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def argmax( # pyright: ignore[reportIncompatibleMethodOverride]
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self,
740+
axis: CanIndex | None,
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fill_value: _ScalarLike_co | None,
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out: _ArrayT,
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*,
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keepdims: bool | _NoValueType = ...,
745+
) -> _ArrayT: ...
681746

682747
#
683748
@override
@@ -1066,8 +1131,81 @@ swapaxes: _frommethod
10661131
trace: _frommethod
10671132
var: _frommethod
10681133
count: _frommethod
1069-
argmin: _frommethod
1070-
argmax: _frommethod
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10721134
minimum: _extrema_operation
10731135
maximum: _extrema_operation
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1137+
#
1138+
@overload
1139+
def argmin(
1140+
a: _ArrayT, # pyright: ignore[reportInvalidTypeVarUse]
1141+
axis: None = None,
1142+
fill_value: _ScalarLike_co | None = None,
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out: None = None,
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*,
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keepdims: L[False] | _NoValueType = ...,
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) -> intp: ...
1147+
@overload
1148+
def argmin(
1149+
a: _ArrayT, # pyright: ignore[reportInvalidTypeVarUse]
1150+
axis: CanIndex | None = None,
1151+
fill_value: _ScalarLike_co | None = None,
1152+
out: None = None,
1153+
*,
1154+
keepdims: bool | _NoValueType = ...,
1155+
) -> Any: ...
1156+
@overload
1157+
def argmin(
1158+
a: _ArrayT,
1159+
axis: CanIndex | None = None,
1160+
fill_value: _ScalarLike_co | None = None,
1161+
*,
1162+
out: _ArrayT,
1163+
keepdims: bool | _NoValueType = ...,
1164+
) -> _ArrayT: ...
1165+
@overload
1166+
def argmin(
1167+
a: _ArrayT,
1168+
axis: CanIndex | None,
1169+
fill_value: _ScalarLike_co | None,
1170+
out: _ArrayT,
1171+
*,
1172+
keepdims: bool | _NoValueType = ...,
1173+
) -> _ArrayT: ...
1174+
1175+
#
1176+
@overload
1177+
def argmax(
1178+
a: _ArrayT, # pyright: ignore[reportInvalidTypeVarUse]
1179+
axis: None = None,
1180+
fill_value: _ScalarLike_co | None = None,
1181+
out: None = None,
1182+
*,
1183+
keepdims: L[False] | _NoValueType = ...,
1184+
) -> intp: ...
1185+
@overload
1186+
def argmax(
1187+
a: _ArrayT, # pyright: ignore[reportInvalidTypeVarUse]
1188+
axis: CanIndex | None = None,
1189+
fill_value: _ScalarLike_co | None = None,
1190+
out: None = None,
1191+
*,
1192+
keepdims: bool | _NoValueType = ...,
1193+
) -> Any: ...
1194+
@overload
1195+
def argmax(
1196+
a: _ArrayT,
1197+
axis: CanIndex | None = None,
1198+
fill_value: _ScalarLike_co | None = None,
1199+
*,
1200+
out: _ArrayT,
1201+
keepdims: bool | _NoValueType = ...,
1202+
) -> _ArrayT: ...
1203+
@overload
1204+
def argmax(
1205+
a: _ArrayT,
1206+
axis: CanIndex | None,
1207+
fill_value: _ScalarLike_co | None,
1208+
out: _ArrayT,
1209+
*,
1210+
keepdims: bool | _NoValueType = ...,
1211+
) -> _ArrayT: ...

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