Update app.py

app.py

@@ -132,6 +132,8 @@ generate_chain = generate_prompt | llama3_json | JsonOutputParser()
 
 # Full Flow Function
 def fact_check_flow(user_question):
+    keyword = []
+    
     # Step 2: Transform question into search query keyword
     keyword = query_chain.invoke({"question": user_question})["query"]