Update app.py

app.py

@@ -7,13 +7,18 @@ import os
 from Gradio_UI import GradioUI
 # Tools
 @tool
-def my_cutom_tool(arg1:str)-> str: #it's import to specify the return type
-    """A tool that
+def to_uppercase(arg1:str)-> str: #it's import to specify the return type
+    """A tool that converts a sentence to uppercase alternatively.
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        arg1: the sentence to be converted to uppercase
     """
-    return "What magic will you build ?"
+    i = 0
+    for text in arg1:
+        if i % 2 == 0:
+            text.upper()
+        i += 1
+        output = output + text
+    return output
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: