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Remove unused param tpu_core_idx #1948

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merged 1 commit into from
May 25, 2020
Merged

Remove unused param tpu_core_idx #1948

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2 changes: 1 addition & 1 deletion pytorch_lightning/trainer/distrib_parts.py
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Original file line number Diff line number Diff line change
Expand Up @@ -501,7 +501,7 @@ def single_gpu_train(self, model):

self.run_pretrain_routine(model)

def tpu_train(self, tpu_core_idx, model):
def tpu_train(self, model):
# put model on tpu
self._device = xm.xla_device(self.tpu_id) if self.tpu_id is not None else xm.xla_device()
model.to(self._device)
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2 changes: 1 addition & 1 deletion pytorch_lightning/trainer/trainer.py
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Expand Up @@ -885,7 +885,7 @@ def fit(

# train
if self.tpu_id is not None:
self.tpu_train(self.tpu_id, model)
self.tpu_train(model)
else:
xmp.spawn(self.tpu_train, args=(model,), nprocs=self.tpu_cores, start_method=start_method)
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as you can see in this line, the tpu_train function is passed to this spawn function and it expect the tpu_core_idx.
It's not unused afterall.

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dam... we need to get TPU test asap...
cc: @luiscape


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