remove space in tool name

app.py

@@ -310,19 +310,19 @@ Netsearch = DuckDuckGoSearchRun()
 Python_REPL = PythonREPL()
 
 wikipedia_tool = Tool(
-    name = "Wikipedia Search",
+    name = "Wikipedia_Search",
     func = Wikipedia.run,
     description = "Useful to search a topic, country or person when there is no availble information in vector database"
 )
 
 duckduckgo_tool = Tool(
-    name = "Duckduckgo Internet Search",
+    name = "Duckduckgo_Internet_Search",
     func = Netsearch.run,
     description = "Useful to search information in internet when it is not available in other tools"    
 )
 
 python_tool = Tool(
-    name = "Python REPL",
+    name = "Python_REPL",
     func = Python_REPL.run,
     description = "Useful when you need python to answer questions. You should input python code."    
 )