style: format with ruff

tests/unit/daq/test_server_exception_handler.py

@@ -77,9 +77,7 @@ async def test_automation_error_not_critical_returns_422(app, mock_request):
 
 
 @pytest.mark.asyncio
-async def test_automation_error_critical_via_instance_flag_returns_503(
-    app, mock_request
-):
+async def test_automation_error_critical_via_instance_flag_returns_503(app, mock_request):
     # Instance-level override: critical=True
     exc = MountingFailed("threshold breached", critical=True)
     handler = app.exception_handlers[AutomationError]
@@ -90,9 +88,7 @@ async def test_automation_error_critical_via_instance_flag_returns_503(
 
 
 @pytest.mark.asyncio
-async def test_automation_error_context_contains_endpoint_and_operation(
-    app, mock_request
-):
+async def test_automation_error_context_contains_endpoint_and_operation(app, mock_request):
     exc = TellCommunicationError(
         "timeout", endpoint="/state", operation="GET", base_url="http://tell:8000"
     )
@@ -106,9 +102,7 @@ async def test_automation_error_context_contains_endpoint_and_operation(
 
 
 @pytest.mark.asyncio
-async def test_automation_error_excludes_critical_and_headers_from_context(
-    app, mock_request
-):
+async def test_automation_error_excludes_critical_and_headers_from_context(app, mock_request):
     # critical kwarg should not appear in context (it has its own field)
     exc = MountingFailed("x", critical=True)
     handler = app.exception_handlers[AutomationError]
@@ -244,9 +238,7 @@ async def test_unhandled_exception_is_critical_500(app, mock_request):
 
 
 @pytest.mark.asyncio
-async def test_unhandled_exception_empty_message_falls_back_to_class_name(
-    app, mock_request
-):
+async def test_unhandled_exception_empty_message_falls_back_to_class_name(app, mock_request):
     exc = ValueError()
     handler = app.exception_handlers[Exception]
     response = await handler(mock_request, exc)
@@ -281,9 +273,7 @@ def test_only_four_root_handlers_plus_fallbacks(app):
 
     registered = set(app.exception_handlers.keys())
     expected = {AutomationError, AareUserError, AareAuthError, HTTPException, Exception}
-    assert expected.issubset(registered), (
-        f"Missing required handlers: {expected - registered}"
-    )
+    assert expected.issubset(registered), f"Missing required handlers: {expected - registered}"
 
     # No leftover per-class handlers from the old design
     forbidden = {
@@ -318,9 +308,7 @@ async def test_automation_error_logs_error_when_critical(app, mock_request, capl
 
 
 @pytest.mark.asyncio
-async def test_automation_error_logs_warning_when_not_critical(
-    app, mock_request, caplog
-):
+async def test_automation_error_logs_warning_when_not_critical(app, mock_request, caplog):
     exc = MountingFailed("benign")
     handler = app.exception_handlers[AutomationError]
     caplog.clear()
@@ -345,10 +333,7 @@ async def test_response_body_shape_uniform(app, mock_request):
     cases: list[tuple[type, Exception]] = [
         (AutomationError, MountingFailed("x")),
         (AutomationError, LoopCenteringFailed("y")),
-        (
-            AutomationError,
-            SmargonCommunicationError("z", operation="GET", endpoint="/e"),
-        ),
+        (AutomationError, SmargonCommunicationError("z", operation="GET", endpoint="/e")),
         (AutomationError, AareDBCommunicationError("db", critical=True)),
         (AareUserError, ManualMountException("m")),
         (AareUserError, SampleException("s")),