Update app.py

app.py

@@ -46,10 +46,10 @@ def get_conversation_chain(vectorstore):
     # Use HuggingFacePipeline with a smaller model like `t5-small`
     t5_model = pipeline(
         "text2text-generation",
-        model="google/flan-t5-small",  # Smaller model for low-end systems
-        tokenizer="google/flan-t5-small",
+        model="google/flan-t5-base",  # Smaller model for low-end systems
+        tokenizer="google/flan-t5-base",
         max_new_tokens=512,  # Increase the maximum token output
-        temperature=0.6,# Control creativity
+        temperature=0.9,# Control creativity
         #do_sample=True,
         top_p=0.9,  # Nucleus sampling
         top_k=50,