Update utils.py

utils.py

@@ -44,8 +44,8 @@ def get_t5_model():
 def get_flan_t5_model():
     return pipeline(
         "summarization",
-        model="google/flan-t5-xl",
-        tokenizer="google/flan-t5-xl",
+        model="google/flan-t5-large",
+        tokenizer="google/flan-t5-large",
         max_length=512,
         # length_penalty = 0
     )