Update app.py

app.py

@@ -35,6 +35,9 @@ class WikipediaSearchTool(Tool):
         query = inputs.get("query", "")
         return self.searcher.search(query)
 
+# Instantiate tool here, before using in MyAgent
+wikipedia_search_tool = WikipediaSearchTool()
+
 
 # Define the system prompt
 SYSTEM_PROMPT = """You are a general AI assistant. I will ask you a question.