fix NoneType bug for ws_client.py microphone mode

zhaomingwork

2023-05-13 3dcaa9df2f056fefd87736f1cd1cd32679018ba9

 funasr/runtime/grpc/paraformer-server.h

@@ -15,7 +15,7 @@
#include <chrono>

#include "paraformer.grpc.pb.h"
#include "libfunasrapi.h"
#include "funasrruntime.h"


using grpc::Server;