pytorch

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"""
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This makes the functions in torch._C._VariableFunctions available as
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    torch._VF.<funcname>
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without mypy being able to find them.
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A subset of those functions are mapped to ATen functions in
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torch/jit/_builtins.py
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See https://github.com/pytorch/pytorch/issues/21478 for the reason for
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introducing torch._VF
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"""
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import sys
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import types
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import torch
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class VFModule(types.ModuleType):
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    vf: types.ModuleType
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    def __init__(self, name):
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        super().__init__(name)
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        self.vf = torch._C._VariableFunctions
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    def __getattr__(self, attr):
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        return getattr(self.vf, attr)
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sys.modules[__name__] = VFModule(__name__)
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