Update app.py

app.py

@@ -40,7 +40,7 @@ PROMPT = PromptTemplate(
 )
 chain_type_kwargs = {"prompt": PROMPT}
 
-llm = HuggingFaceHub(repo_id="mistralai/Mistral-7B-v0.1", model_kwargs={"temperature":0.1, "max_new_tokens":250})
+llm = HuggingFaceHub(repo_id="google/flan-ul2", model_kwargs={"temperature":0.1, "max_new_tokens":150})
 
 qachain=RetrievalQA.from_chain_type(llm, retriever=vectorstore.as_retriever(), chain_type_kwargs=chain_type_kwargs)
 st.header("#CodeWars localGPT", divider='rainbow')