* [fx] compute memory stat and flop count for MetaInfoProp.
* [fx] modify node attribute.
* [fx] modify ckpt_chen.
* [fx] fix compatibility.
* [fx] fix import error.
* [fx] skip test for MetaInfoProp.
* [fx] skip test for MetaInfoProp.
* [fx] skip test for MetaInfoProp.
* [fx] skip test for MetaInfoProp.
* [fx] skip if torch 1.11.0.
* [fx] recover MetaInfoProp support for PyTorch 1.11.
* [fx] provide a stable but not accurate enough version of profiler.
* [fx] provide a stable but not accurate enough version of profiler.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix compatibility in tests.
* [fx] fix import error.
* [fx] support meta tracing for aten level computation graphs like functorch.
* [fx] support meta tracing for aten level computation graphs like functorch.
* [fx] remove redundant import.
* [fx] add docstring.
* [fx] hack __torch_dispatch__ for meta tensor and autograd.
* [fx] hack __torch_dispatch__ for meta tensor and autograd.
* [fx] hack __torch_dispatch__ for meta tensor and autograd.
* [fx] hack __torch_dispatch__ for meta tensor and autograd.
* [fx] hack __torch_dispatch__ for meta tensor and autograd.
* [fx] add bad case detections.
* [fx] add bad case detections.
* [fx] rename MetaTensor attributes.
* [fx] fix unexpected error.
* [fx] fix unexpected error.
* [fx] fix unexpected error.
* [fx] fix unexpected error.
* [fx] fix unexpected error.
* [fx] add register backward for native_batch_norm_backward.
* [fx] add more meta backend support for nn.Modules.
* [fx] add meta backend to support timm and torchvision models.
* [fx] add meta hardswish for timm models.