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29 lines
607 B
29 lines
607 B
from typing import TYPE_CHECKING
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import numpy
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from .. import registry
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from .numpy_ops import NumpyOps
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from .ops import Ops
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if TYPE_CHECKING:
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# Type checking does not work with dynamic base classes, since MyPy cannot
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# determine against which base class to check. So, always derive from Ops
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# during type checking.
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_Ops = Ops
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else:
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try:
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from thinc_apple_ops import AppleOps
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_Ops = AppleOps
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except ImportError:
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_Ops = NumpyOps
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@registry.ops("MPSOps")
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class MPSOps(_Ops):
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"""Ops class for Metal Performance shaders."""
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name = "mps"
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xp = numpy
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