pytorch

b484d17c - _sparse_coo_tensor_with_dims_and_tensors backward: simplify and optimize (#91704)

_sparse_coo_tensor_with_dims_and_tensors backward: simplify and optimize (#91704) Pull Request resolved: https://github.com/pytorch/pytorch/pull/91704 Approved by: https://github.com/albanD, https://github.com/cpuhrsch