Apply ruff formatting

Author: felixweinberger

tests/server/test_streamable_http_manager.py

@@ -140,9 +140,9 @@ async def mock_receive():
     # Give other tasks a chance to run. This is important for the finally block.
     await anyio.sleep(0.01)
 
-    assert (
-        session_id not in manager._server_instances
-    ), "Session ID should be removed from _server_instances after graceful exit"
+    assert session_id not in manager._server_instances, (
+        "Session ID should be removed from _server_instances after graceful exit"
+    )
     assert not manager._server_instances, "No sessions should be tracked after the only session exits gracefully"
 
 
@@ -193,7 +193,7 @@ async def mock_receive():
     # Give other tasks a chance to run to ensure the finally block executes
     await anyio.sleep(0.01)
 
-    assert (
-        session_id not in manager._server_instances
-    ), "Session ID should be removed from _server_instances after an exception"
+    assert session_id not in manager._server_instances, (
+        "Session ID should be removed from _server_instances after an exception"
+    )
     assert not manager._server_instances, "No sessions should be tracked after the only session crashes"