diff --git a/test/test_protocol.py b/test/test_protocol.py
index 2d32396..1f9949b 100644
--- a/test/test_protocol.py
+++ b/test/test_protocol.py
@@ -352,13 +352,13 @@ class Eis:
         rc = self.process.returncode
         if rc not in [0, -signal.SIGTERM]:
             if rc == VALGRIND_EXITCODE:
-                assert (
-                    rc != VALGRIND_EXITCODE
-                ), "valgrind reported errors, see valgrind error messages"
+                assert rc != VALGRIND_EXITCODE, (
+                    "valgrind reported errors, see valgrind error messages"
+                )
             else:
-                assert (
-                    rc == -signal.SIGTERM
-                ), f"Process exited with {signal.Signals(-rc).name}"
+                assert rc == -signal.SIGTERM, (
+                    f"Process exited with {signal.Signals(-rc).name}"
+                )
         self.process = None  # allow this to be called multiple times
 
     @classmethod
@@ -460,7 +460,9 @@ class TestEiProtocol:
         invalid_type = 4
         try:
             EiHandshake.EiContextType(invalid_type)
-            assert False, f"{invalid_type} should not be a valid ContextType, this test needs an update"
+            assert False, (
+                f"{invalid_type} should not be a valid ContextType, this test needs an update"
+            )
         except ValueError:
             pass
 
@@ -911,9 +913,9 @@ class TestEiProtocol:
             ei.wait_for(lambda: status.connected)
             if missing_interface in [InterfaceName.EI_DEVICE, InterfaceName.EI_SEAT]:
                 assert ei.wait_for(lambda: status.disconnected)
-                assert (
-                    status.disconnected
-                ), f"Expected to be disconnected for missing {missing_interface}"
+                assert status.disconnected, (
+                    f"Expected to be disconnected for missing {missing_interface}"
+                )
             else:
                 assert (
                     missing_interface == InterfaceName.EI_POINTER
@@ -984,9 +986,9 @@ class TestEiProtocol:
 
         ei.wait_for(lambda: status.disconnected)
         assert status.disconnected
-        assert (
-            status.reason == EiConnection.EiDisconnectReason.PROTOCOL
-        ), status.explanation
+        assert status.reason == EiConnection.EiDisconnectReason.PROTOCOL, (
+            status.explanation
+        )
         assert status.explanation is not None
 
     def test_invalid_callback_version(self, eis):
@@ -1022,9 +1024,9 @@ class TestEiProtocol:
 
         ei.wait_for(lambda: status.disconnected)
         assert status.disconnected
-        assert (
-            status.reason == EiConnection.EiDisconnectReason.PROTOCOL
-        ), status.explanation
+        assert status.reason == EiConnection.EiDisconnectReason.PROTOCOL, (
+            status.explanation
+        )
         assert status.explanation is not None
 
     @pytest.mark.parametrize(
diff --git a/test/test_scanner.py b/test/test_scanner.py
index de190a3..30c1c31 100644
--- a/test/test_scanner.py
+++ b/test/test_scanner.py
@@ -74,30 +74,30 @@ class TestScanner:
                 if f"{interface.plainname}.{message.name}" not in [
                     "connection.sync",
                 ]:
-                    assert (
-                        arg.version_arg is not None
-                    ), f"{interface.name}.{message.name}::{arg.name}"
-                    assert (
-                        arg.version_arg.name == "version"
-                    ), f"{interface.name}.{message.name}::{arg.name}"
+                    assert arg.version_arg is not None, (
+                        f"{interface.name}.{message.name}::{arg.name}"
+                    )
+                    assert arg.version_arg.name == "version", (
+                        f"{interface.name}.{message.name}::{arg.name}"
+                    )
             elif arg.name == "version":
                 if f"{interface.plainname}.{message.name}" not in [
                     "handshake.handshake_version",
                     "handshake.interface_version",
                 ]:
-                    assert (
-                        arg.version_arg_for is not None
-                    ), f"{interface.name}.{message.name}::{arg.name}"
-                    assert (
-                        arg.version_arg_for.name != "version"
-                    ), f"{interface.name}.{message.name}::{arg.name}"
+                    assert arg.version_arg_for is not None, (
+                        f"{interface.name}.{message.name}::{arg.name}"
+                    )
+                    assert arg.version_arg_for.name != "version", (
+                        f"{interface.name}.{message.name}::{arg.name}"
+                    )
             else:
-                assert (
-                    arg.version_arg is None
-                ), f"{interface.name}.{message.name}::{arg.name}"
-                assert (
-                    arg.version_arg_for is None
-                ), f"{interface.name}.{message.name}::{arg.name}"
+                assert arg.version_arg is None, (
+                    f"{interface.name}.{message.name}::{arg.name}"
+                )
+                assert arg.version_arg_for is None, (
+                    f"{interface.name}.{message.name}::{arg.name}"
+                )
 
     @pytest.mark.parametrize("method", ("yamlfile", "jsonfile", "string"))
     def test_cli_extra_data(self, tmp_path, method):