Ensure runner is terminated during types example tests

Fix pep8 non-compliance

Author: langmm

tests/examples/__init__.py

@@ -284,3 +284,4 @@ def test_example(self, example_name, language, namespace, yaml,
         finally:
             if mpi_rank == 0:
                 example_cleanup()
+            r.terminate()

yggdrasil/examples/pytorch1/src/model.py

@@ -129,12 +129,12 @@ def test(dataloader, model, loss_fn):
                     pred.argmax(1) == y).type(torch.float).sum().item()
         test_loss /= num_batches
         correct /= size
-        print(f"Test Error: \n Accuracy: {(100*correct):>0.1f}%, "
+        print(f"Test Error: \n Accuracy: {(100 * correct):>0.1f}%, "
               f"Avg loss: {test_loss:>8f} \n")
 
     epochs = 5
     for t in range(epochs):
-        print(f"Epoch {t+1}\n-------------------------------")
+        print(f"Epoch {t + 1}\n-------------------------------")
         train(train_dataloader, model, loss_fn, optimizer)
         test(test_dataloader, model, loss_fn)
         print("Done!")