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82 lines
1.9 KiB
82 lines
1.9 KiB
import sys
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from typing import TypeVar, Union, Iterable, overload
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from numpy import ndarray, _OrderKACF
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from numpy.typing import ArrayLike, DTypeLike
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if sys.version_info >= (3, 8):
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from typing import Literal
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else:
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from typing_extensions import Literal
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_ArrayType = TypeVar("_ArrayType", bound=ndarray)
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# TODO: The following functions are now defined in C, so should be defined
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# in a (not yet existing) `multiarray.pyi`.
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# (with the exception of `require`)
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def asarray(
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a: object,
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dtype: DTypeLike = ...,
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order: _OrderKACF = ...,
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*,
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like: ArrayLike = ...
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) -> ndarray: ...
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@overload
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def asanyarray(
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a: _ArrayType,
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dtype: None = ...,
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order: _OrderKACF = ...,
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*,
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like: ArrayLike = ...
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) -> _ArrayType: ...
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@overload
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def asanyarray(
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a: object,
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dtype: DTypeLike = ...,
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order: _OrderKACF = ...,
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*,
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like: ArrayLike = ...
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) -> ndarray: ...
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def ascontiguousarray(
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a: object, dtype: DTypeLike = ..., *, like: ArrayLike = ...
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) -> ndarray: ...
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def asfortranarray(
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a: object, dtype: DTypeLike = ..., *, like: ArrayLike = ...
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) -> ndarray: ...
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_Requirements = Literal[
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"C", "C_CONTIGUOUS", "CONTIGUOUS",
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"F", "F_CONTIGUOUS", "FORTRAN",
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"A", "ALIGNED",
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"W", "WRITEABLE",
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"O", "OWNDATA"
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]
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_E = Literal["E", "ENSUREARRAY"]
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_RequirementsWithE = Union[_Requirements, _E]
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@overload
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def require(
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a: _ArrayType,
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dtype: None = ...,
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requirements: Union[None, _Requirements, Iterable[_Requirements]] = ...,
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*,
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like: ArrayLike = ...
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) -> _ArrayType: ...
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@overload
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def require(
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a: object,
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dtype: DTypeLike = ...,
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requirements: Union[_E, Iterable[_RequirementsWithE]] = ...,
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*,
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like: ArrayLike = ...
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) -> ndarray: ...
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@overload
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def require(
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a: object,
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dtype: DTypeLike = ...,
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requirements: Union[None, _Requirements, Iterable[_Requirements]] = ...,
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*,
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like: ArrayLike = ...
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) -> ndarray: ...
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