Update app.py

app.py

@@ -95,9 +95,9 @@ def submit_message(prompt, prompt_template, temperature, max_tokens, context_len
         
         docs = new_docsearch.similarity_search(query)
 
-        chain = load_qa_chain(OpenAI(temperature=temperature, max_tokens=max_tokens, model_name="gpt-3.5-turbo"), chain_type="stuff")
+        chain = load_qa_chain(ChatOpenAI(temperature=temperature, max_tokens=max_tokens, model_name="gpt-3.5-turbo"), chain_type="stuff")
         completion = chain.run(input_documents=docs, question=query)
-        completion = { "content": completion }
+        completion = { "content": completion.content }
 
         
         get_empty_state()