Update app.py

app.py

@@ -18,7 +18,7 @@ def my_custom_tool(country:str, indicator:str)->str: #it's import to specify the
     """
     search = DuckDuckGoSearchRun()
     indicator_val = search.invoke(f"What is the {indicator} of {country}")
-    return f"The {indicator} of {country} is :"{str(indicator_val)}
+    return f"The {indicator} of {country} is :"{indicator_val}
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: