pub unsafe extern "C" fn atg__embedding_bag_sparse_backward(
out__: *mut *mut C_tensor,
grad_: *mut C_tensor,
indices_: *mut C_tensor,
offsets_: *mut C_tensor,
offset2bag_: *mut C_tensor,
bag_size_: *mut C_tensor,
num_weights_: i64,
scale_grad_by_freq_: c_int,
mode_: i64,
per_sample_weights_: *mut C_tensor,
padding_idx_: i64,
)