Add excepthook to pause on startup exceptions

server/app.py

@@ -22,4 +22,8 @@
 
 voice_changer_manager = VoiceChangerManager(settings)
 fastapi = MMVC_Rest.get_instance(voice_changer_manager, settings.model_dir, settings.allowed_origins, settings.port)
-socketio = MMVC_SocketIOApp.get_instance(fastapi, voice_changer_manager, settings.allowed_origins, settings.port)
+socketio = MMVC_SocketIOApp.get_instance(fastapi, voice_changer_manager, settings.allowed_origins, settings.port)
+
+# NOTE: Bundled executable overrides excepthook to pause on exception during startup.
+# Here we revert to original excepthook once all initialization is done.
+sys.excepthook = sys.__excepthook__

server/client.py

@@ -1,5 +1,12 @@
-import asyncio
+import sys
+
+def pause_excepthook(type, value, traceback, oldhook=sys.excepthook):
+    oldhook(type, value, traceback)
+    input('\nPress Enter to continue...')
 
+sys.excepthook = pause_excepthook
+
+import asyncio
 from main import setupArgParser, main
 from utils.strtobool import strtobool
 
@@ -11,8 +18,4 @@
     parser.add_argument("--launch-browser", type=strtobool, default=True, help="Automatically launches web browser and opens the voice changer's interface.")
     args, _ = parser.parse_known_args()
 
-    try:
-        asyncio.run(main(args))
-    except Exception as e:
-        logger.exception(e)
-        input('Press Enter to continue...')
+    asyncio.run(main(args))

server/main.py

@@ -145,8 +145,4 @@ async def main(args):
     args, _ = parser.parse_known_args()
     args.launch_browser = False
 
-    try:
-        asyncio.run(main(args))
-    except Exception as e:
-        logger.exception(e)
-        input('Press Enter to continue...')
+    asyncio.run(main(args))