Update app.py

app.py

@@ -41,7 +41,7 @@ def convert_time_only(time_str: str, from_tz_str: str, to_tz_str: str) -> str:
     to_tz = pytz.timezone(to_tz_str)
     target_dt = localized_dt.astimezone(to_tz)
     
-    return target_dt.strftime(fmt)
+    return target_dt.strftime(fmt) 
 
 @tool
 def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type