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import sys
from typing import Sequence, Tuple, Union
from . import _HAS_TYPING_EXTENSIONS
if sys.version_info >= (3, 8):
from typing import SupportsIndex
elif _HAS_TYPING_EXTENSIONS:
from typing_extensions import SupportsIndex
else:
SupportsIndex = NotImplemented
_Shape = Tuple[int, ...]
# Anything that can be coerced to a shape tuple
_ShapeLike = Union[SupportsIndex, Sequence[SupportsIndex]]
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