Update app.py

app.py

@@ -37,7 +37,7 @@ def get_vectorstore(text_chunks):
 
 def get_conversation_chain(vectorstore):
     try:
-        llm = HuggingFaceHub(repo_id="google/flan-t5-xxl", model_kwargs={"temperature": 0.5, "max_length": 512})
+        llm = HuggingFaceHub(repo_id="google/flan-t5-xxl", model_kwargs={"temperature": 0.8, "max_length": 512})
         memory = ConversationBufferMemory(memory_key="chat_history", return_messages=True)
         conversation_chain = ConversationalRetrievalChain.from_llm(
             llm=llm,