write history to see its format

app.py

@@ -134,6 +134,7 @@ def chat_api_call(history):
     # )
 
     # ** TODO update this next to take and do similarity search on user input!
+    st.write(history)
     search_result = vector_store.similarity_search(query="Tell me about what a data lake is.", k=5)
     chat_completion = search_result # TODO update this after we implement our chain
     return chat_completion