Update app.py

app.py

@@ -71,7 +71,7 @@ with gr.Blocks(theme=gr.themes.Glass()) as demo:
         state += {'role':'assistant','content':'response'}
         return chatbot, state
 
-    def refresh(language):
+    def refresh(language: str):
         titleup = gr.update(value = languagedict[language]['welcome'])
         input1up = gr.update(label = languagedict[language]['whatcanidolabel'])
         input2up = gr.update(label = languagedict[language]['interviewquestionslabel'])