Update app.py

app.py

@@ -186,10 +186,9 @@ def evaluate(
         output = tokenizer.decode(s)
     elif llm == "flan-ul2":
         try:
-            res = query({"inputs": prompt_0shot})
+            output = query({"inputs": prompt_0shot})[0]["generated_text"]
         except:
             output = "<flan-ul2 inference API error - try later>"
-        output = res[0]["generated_text"]
     elif llm == "gpt-3.5-turbo":
         try:
             output = get_response_from_openai(prompt_0shot)