Update app.py

app.py

@@ -9,15 +9,19 @@ from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
-    #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that does nothing yet 
+def my_custom_tool(country_name:str)-> str:
+    """A tool that finds out the capital of a country
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        arg1:country_name, the country whose capital is needed
     """
-    return "What magic will you build ?"
+    from countryinfo import CountryInfo
 
+        try:
+            country = CountryInfo(country_name)
+            return country.capital()
+        except KeyError:
+            return "Country not found"
+            
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
     """A tool that fetches the current local time in a specified timezone.