Update app.py

app.py

@@ -148,6 +148,10 @@ def parse(category, chatbot):
     """Takes the chatbot prompt and response and updates the extracted information"""
     global PARSING_REGEXP
 
+    if category not in Category.__members__:
+        # Handle the case when an invalid category is provided
+        return {"error": "Invalid category provided"}
+        
     if chatbot:
         if len(chatbot) > 0:
             answer = chatbot[0][1]