Do those custom AI accelerators work with PyTorch and Tensorflow? The graphcore website says that support with PyTorch aten is available in 2020, but it's not -

Do those custom AI accelerators work with PyTorch and Tensorflow? The graphcore website says that support with PyTorch aten is available in 2020, but it's not -- and Aten is inference only, no autograd, and no extensions. Without those, we can't train on it.