Update app.py

app.py

@@ -29,7 +29,7 @@ def evaluate(
     
     df_result = pd.DataFrame([[instruction, input, None, None],],columns=["instruction" ,"input", "output", "total_tokens"])
 
-    lang = detect(message)
+    lang = detect(instruction)
 
     if os.environ["PROMPT2"] not in message or lang == "ja":
         response = openai.ChatCompletion.create(