fix

Author: awaelchli

tests/tests_fabric/strategies/test_ddp.py

@@ -16,12 +16,11 @@
 
 import pytest
 import torch
+from torch.nn.parallel import DistributedDataParallel
 
 from lightning_fabric.strategies import DDPStrategy
 from lightning_fabric.strategies.ddp import _DDPBackwardSyncControl
 
-# from torch.nn.parallel import DistributedDataParallel
-
 
 @pytest.mark.parametrize(
     ["process_group_backend", "device_str", "expected_process_group_backend"],