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from collections.abc import Iterable
from typing import Any, TypeVar, Union, overload, Literal
from numpy import ndarray
from numpy._typing import DTypeLike, _SupportsArrayFunc
_ArrayType = TypeVar("_ArrayType", bound=ndarray[Any, Any])
_Requirements = Literal[
"C", "C_CONTIGUOUS", "CONTIGUOUS",
"F", "F_CONTIGUOUS", "FORTRAN",
"A", "ALIGNED",
"W", "WRITEABLE",
"O", "OWNDATA"
]
_E = Literal["E", "ENSUREARRAY"]
_RequirementsWithE = Union[_Requirements, _E]
@overload
def require(
a: _ArrayType,
dtype: None = ...,
requirements: None | _Requirements | Iterable[_Requirements] = ...,
*,
like: _SupportsArrayFunc = ...
) -> _ArrayType: ...
@overload
def require(
a: object,
dtype: DTypeLike = ...,
requirements: _E | Iterable[_RequirementsWithE] = ...,
*,
like: _SupportsArrayFunc = ...
) -> ndarray[Any, Any]: ...
@overload
def require(
a: object,
dtype: DTypeLike = ...,
requirements: None | _Requirements | Iterable[_Requirements] = ...,
*,
like: _SupportsArrayFunc = ...
) -> ndarray[Any, Any]: ...
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