Update app.py

app.py

@@ -19,6 +19,7 @@ import requests
 import tempfile
 from langchain.memory import ConversationBufferWindowMemory
 import time
+import logging
 
 
 
@@ -65,6 +66,9 @@ def generate_full_text_query(input: str) -> str:
     full_text_query += f" {words[-1]}~2"
     return full_text_query.strip()
 
+# Setup logging to a file to capture debug information
+logging.basicConfig(filename='neo4j_retrieval.log', level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
+
 def structured_retriever(question: str) -> str:
     result = ""
     entities = entity_chain.invoke({"question": question})
@@ -145,6 +149,7 @@ chain_neo4j = (
     )
     | qa_prompt
     | chat_model
+    | conversational_memory 
     | StrOutputParser()
 )