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Fix GPU training in inverse problem #283

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Merged
dario-coscia merged 1 commit into from
Apr 8, 2024
+7 −0
Merged

Fix GPU training in inverse problem #283

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7 changes: 7 additions & 0 deletions pina/trainer.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
""" Trainer module. """

import torch
import pytorch_lightning
from .utils import check_consistency
from .dataset import SamplePointDataset, SamplePointLoader, DataPointDataset
Expand Down Expand Up @@ -63,6 +64,12 @@ def _create_or_update_loader(self):
self._loader = SamplePointLoader(
dataset_phys, dataset_data, batch_size=self.batch_size, shuffle=True
)
pb = self._model.problem
if hasattr(pb, "unknown_parameters"):
for key in pb.unknown_parameters:
pb.unknown_parameters[key] = torch.nn.Parameter(pb.unknown_parameters[key].data.to(device))



def train(self, **kwargs):
"""
Expand Down