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

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

nbclient/tests/test_client.py

@@ -391,9 +391,14 @@ def test_async_parallel_notebooks(capfd, tmpdir):
     res = notebook_resources()
 
     with modified_env({"NBEXECUTE_TEST_PARALLEL_TMPDIR": str(tmpdir)}):
+
         async def run_tasks():
-            tasks = [async_run_notebook(input_file.format(label=label), opts, res) for label in ("A", "B")]
+            tasks = [
+                async_run_notebook(input_file.format(label=label), opts, res)
+                for label in ("A", "B")
+            ]
             await asyncio.gather(*tasks)
+
         asyncio.run(run_tasks())
 
     captured = capfd.readouterr()
@@ -418,6 +423,7 @@ def test_many_async_parallel_notebooks(capfd):
     async def run_tasks():
         tasks = [async_run_notebook(input_file, opts, res) for i in range(4)]
         await asyncio.gather(*tasks)
+
     asyncio.run(run_tasks())
 
     captured = capfd.readouterr()