websocket server: workaround for values and None type

src/api/websocket_server.py

@@ -6,18 +6,31 @@ from websockets.server import serve
 
 from utils import generate, get_autoregressive_models, get_voice_list
 
+
 async def _handle_generate(websocket, message):
     await websocket.send(json.dumps(generate(**message)))
 
+
 async def _handle_get_autoregressive_models(websocket, message):
     await websocket.send(json.dumps(get_autoregressive_models()))
 
+
 async def _handle_get_voice_list(websocket, message):
     await websocket.send(json.dumps(get_voice_list()))
 
 
+# this is a not so nice workaround to set values to None if their string value is "None"
+def replaceNoneStringWithNone(message):
+    for member in message:
+        if message[member] == 'None':
+            message[member] = None
+
+    return message
+
 
 async def _handle_message(websocket, message):
+    message = replaceNoneStringWithNone(message)
+
     if message.get('action') and message['action'] == 'generate':
         await _handle_generate(websocket, message)
     elif message.get('action') and message['action'] == 'get_voices':
@@ -25,8 +38,7 @@ async def _handle_message(websocket, message):
     elif message.get('action') and message['action'] == 'get_autoregressive_models':
         await _handle_get_autoregressive_models(websocket, message)
     else:
-        print(message)
-
+        print("websocket: undhandled message: " + message)
 
 
 async def _handle_connection(websocket, path):
@@ -49,5 +61,6 @@ async def _run(host: str, port: int):
 def _run_server(listen_address: str, port: int):
     asyncio.run(_run(host=listen_address, port=port))
 
+
 def start_websocket_server(listen_address: str, port: int):
     Thread(target=_run_server, args=[listen_address, port], daemon=True).start()