feat(ScalingTensor, ScalingMeta): pickle and unpickle #84
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wkcn
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Description
In this PR, the pickle and unpickle of ScalingTensor and ScalingMeta are supported.
Being similar to
torch.Tensor, the gradient of a ScalingTensor will be not pickled.ProcessGroup could not be pickled, so we set
groupto None when unpicklingScalingMeta.Major Revision