Update scripts/trainer.py

scripts/trainer.py

@@ -125,46 +125,7 @@ def slide_level_val_step(
 
     return _epoch_loss, _epoch_logits, _epoch_labels
 
-
-class BaseTrainer:
-    """Base trainer class with ``train``, ``evaluate``, ``save`` and ``load``
-    methods. ``train`` and ``evaluate`` methods should be overriden."""
-
-    def __init__(self):
-        pass
-
-    def train(
-        self,
-        train_set: Subset,
-        val_set: Subset,
-    ) -> Tuple[Dict[str, float], Dict[str, float]]:
-        """Training function."""
-        raise NotImplementedError
-
-    def evaluate(
-        self,
-        test_set: Subset,
-    ) -> Dict[str, float]:
-        """Inference function."""
-        raise NotImplementedError
-
-    def save(self, filepath: Union[Path, str]):
-        """Model serialization."""
-        filepath = Path(filepath).with_suffix(".pkl")
-        with filepath.open("wb") as p:
-            pickle.dump(self, p)
-
-    @classmethod
-    def load(cls, filepath: Union[Path, str]):
-        """Model loading."""
-        del cls
-        filepath = Path(filepath).with_suffix(".pkl")
-        with filepath.open("rb") as p:
-            obj = pickle.load(p)
-        return obj
-        
-
-class TorchTrainer(BaseTrainer):
+class TorchTrainer:
     """Trainer class for training and evaluating PyTorch models.
 
     Parameters