ML model has been added

app.py

@@ -29,5 +29,11 @@ if files:
         chunks = text_splitter.split_text(full_text)
         embeddings = HuggingFaceEmbeddings(model_name="sentence-transformers/all-MiniLM-L6-v2")
         db = FAISS.from_texts(chunks, embeddings)
-        similar_response = db.similarity_search_with_relevance_scores(query=question, k=3)
-        st.write(similar_response)
+        memory = ConversationBufferMemory(memory_key='chat_history', return_messages=True, chat_memory=[])
+        chain = RetrievalQA.from_llm(
+            llm=AutoModelForCausalLM.from_pretrained("red1xe/falcon-7b-codeGPT-3K"),
+            memory=memory,
+            retriever=db.as_retriever(search_kwargs={"k": 3}),
+        )
+        answer = chain.answer(question)
+        st.write(answer)