Update app.py

app.py

@@ -45,7 +45,8 @@ temperature=temperature/10
 if option=="GPT-4":
     api_key=st.sidebar.text_input("API Key:",placeholder="Enter OpenAI API Key...")
     if api_key:
-        model=ChatOpenAI(model="gpt-4-turbo-preview" , temperature=temperature , api_key=api_key)
+        stream_handler = StreamHandler(st.empty())
+        model=ChatOpenAI(model="gpt-4-turbo-preview" , temperature=temperature , api_key=api_key , streaming=True, callbacks=[stream_handler])
 elif option=="Cohere":
     api_key= st.sidebar.text_input("API Key:",placeholder="Enter Cohere API Key...")
     if api_key: