simplify thread daemon usage

daemon/core/api/grpc/client.py

@@ -146,8 +146,9 @@ def start_streamer(stream: Any, handler: Callable[[core_pb2.Event], None]) -> No
     :param handler: function that handles an event
     :return: nothing
     """
-    thread = threading.Thread(target=stream_listener, args=(stream, handler))
-    thread.daemon = True
+    thread = threading.Thread(
+        target=stream_listener, args=(stream, handler), daemon=True
+    )
     thread.start()
 
 

daemon/core/api/tlv/corehandlers.py

@@ -949,8 +949,8 @@ class CoreHandler(socketserver.BaseRequestHandler):
                             file_name,
                             {"__file__": file_name, "coreemu": self.coreemu},
                         ),
+                        daemon=True,
                     )
-                    thread.daemon = True
                     thread.start()
                     # allow time for session creation
                     time.sleep(0.25)