Update app.py

app.py

@@ -10,7 +10,7 @@ device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
 knn_vc = torch.hub.load('bshall/knn-vc', 'knn_vc', prematched=True, trust_repo=True, pretrained=True, device=device)
 
 
-def convert_voice(src_wav_path:str, ref_wav_paths, top_k:int):
+def convert_voice(src_wav_path:str, ref_wav_paths:List, top_k:int):
 
     query_seq = knn_vc.get_features(src_wav_path)
     matching_set = knn_vc.get_matching_set([ref_wav_paths])