From 29382110459fc1221ecfc9d1f94491c4d7de92ad Mon Sep 17 00:00:00 2001
From: Cecille Freeman <cecille@google.com>
Date: Thu, 27 Jul 2023 10:18:09 -0400
Subject: [PATCH] python: proof why we need stronly typed languages

---
 src/python_testing/matter_testing_support.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/python_testing/matter_testing_support.py b/src/python_testing/matter_testing_support.py
index 4c6a3132832d3d..008848177b3271 100644
--- a/src/python_testing/matter_testing_support.py
+++ b/src/python_testing/matter_testing_support.py
@@ -818,7 +818,7 @@ def convert_args_to_matter_config(args: argparse.Namespace) -> MatterTestConfig:
     config.paa_trust_store_path = args.paa_trust_store_path
     config.ble_interface_id = args.ble_interface_id
     config.pics = {} if args.PICS is None else read_pics_from_file(args.PICS)
-    config.tests = args.tests
+    config.tests = [] if args.tests is None else args.tests
 
     config.controller_node_id = args.controller_node_id
     config.trace_to = args.trace_to