[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

src/cellflow/training/_trainer.py

@@ -67,9 +67,7 @@ def _validation_step(
             condition = batch.get("condition", None)
             true_tgt = batch["target"]
             valid_source_data[val_key] = src
-            valid_pred_data[val_key] = self.solver.predict(
-                src, condition=condition, **self.predict_kwargs
-            )
+            valid_pred_data[val_key] = self.solver.predict(src, condition=condition, **self.predict_kwargs)
             valid_true_data[val_key] = true_tgt
 
         return valid_source_data, valid_true_data, valid_pred_data