save state_dict.pt as a separate file

Author: Jakub Pieszczek

timm/utils/checkpoint_saver.py

@@ -167,7 +167,12 @@ def save_checkpoint(self, epoch, metric=None):
                         "model_kwargs": self.args.model_kwargs,
                     }
                     torch.save(model_dict, temp_location)
+                    torch.save(
+                        get_state_dict(self.model, self.unwrap_fn),
+                        os.path.join(temp_dir, "state_dict.pt"),
+                    )
                     mlflow.log_artifact(temp_location)
+                    mlflow.log_artifact(os.path.join(temp_dir, "state_dict.pt"))
 
         return (None, None) if self.best_metric is None else (self.best_metric, self.best_epoch)