Return TurnResult from Python turn handles

sdk/python/examples/09_async_parity/sync.py

@@ -5,13 +5,7 @@ _EXAMPLES_ROOT = Path(__file__).resolve().parents[1]
 if str(_EXAMPLES_ROOT) not in sys.path:
     sys.path.insert(0, str(_EXAMPLES_ROOT))
 
-from _bootstrap import (
-    assistant_text_from_turn,
-    ensure_local_sdk_src,
-    find_turn_by_id,
-    runtime_config,
-    server_label,
-)
+from _bootstrap import ensure_local_sdk_src, runtime_config, server_label
 
 ensure_local_sdk_src()
 
@@ -23,9 +17,7 @@ with Codex(config=runtime_config()) as codex:
     thread = codex.thread_start(model="gpt-5.4", config={"model_reasoning_effort": "high"})
     turn = thread.turn(TextInput("Say hello in one sentence."))
     result = turn.run()
-    persisted = thread.read(include_turns=True)
-    persisted_turn = find_turn_by_id(persisted.thread.turns, result.id)
 
     print("Thread:", thread.id)
     print("Turn:", result.id)
-    print("Text:", assistant_text_from_turn(persisted_turn).strip())
+    print("Text:", result.final_response.strip())