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

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

Author: pre-commit-ci[bot]

tests/accelerators/test_accelerator_connector.py

@@ -41,8 +41,8 @@
     SLURMEnvironment,
     TorchElasticEnvironment,
 )
-from pytorch_lightning.utilities.exceptions import MisconfigurationException
 from pytorch_lightning.utilities import _GPU_AVAILABLE
+from pytorch_lightning.utilities.exceptions import MisconfigurationException
 from tests.helpers.boring_model import BoringModel
 from tests.helpers.runif import RunIf
 
@@ -562,7 +562,7 @@ def test_accelerator_cpu():
 
     with pytest.raises(MisconfigurationException, match="You passed `accelerator='gpu'`, but GPUs are not available"):
         trainer = Trainer(accelerator="gpu")
-        
+
     # with pytest.raises(MisconfigurationException, match="You passed `accelerator='gpu'`, but GPUs are not available"):
     #     trainer = Trainer(accelerator="cpu", gpus=1)
 
@@ -575,7 +575,9 @@ def test_accelerator_gpu():
     assert trainer._device_type == "gpu"
     assert isinstance(trainer.accelerator, GPUAccelerator)
 
-    with pytest.raises(MisconfigurationException, match="You passed `accelerator='gpu'`, but you didn't pass `gpus` to `Trainer`"):
+    with pytest.raises(
+        MisconfigurationException, match="You passed `accelerator='gpu'`, but you didn't pass `gpus` to `Trainer`"
+    ):
         trainer = Trainer(accelerator="gpu")
 
     trainer = Trainer(accelerator="auto", gpus=1)
@@ -585,8 +587,8 @@ def test_accelerator_gpu():
 
 
 def test_accelerator_cpu_with_gpus_flag():
-    
+
     trainer = Trainer(accelerator="cpu", gpus=1)
 
     assert trainer._device_type == "cpu"
-    assert isinstance(trainer.accelerator, GPUAccelerator)
+    assert isinstance(trainer.accelerator, GPUAccelerator)