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[torch_xla2] Fix aten.cat lowering #8015

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[torch_xla2] Fix aten.cat lowering #8015

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cf9f661
Update jaten.py
chunnienc Sep 15, 2024
647a0bb
Update jaten.py
chunnienc Sep 15, 2024
6c03086
Update jaten.py
chunnienc Sep 15, 2024
f17c670
Update jaten.py
chunnienc Sep 15, 2024
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5 changes: 4 additions & 1 deletion experimental/torch_xla2/torch_xla2/ops/jaten.py
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Original file line number Diff line number Diff line change
Expand Up @@ -900,7 +900,10 @@ def _aten_relu(self):

@op(torch.ops.aten.cat)
def _aten_cat(tensors, dims=0):
return jnp.concatenate(tensors, dims)
non_empty_tensors = tuple([t for t in tensors if t.size != 0])
if not non_empty_tensors:
return tensors[0]
return jnp.concatenate(non_empty_tensors, dims)


def _ceil_mode_padding(
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