Update app.py

app.py

@@ -9,14 +9,25 @@ from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def my_cutom_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 simplify_expression(arg1:str)-> str:
+    """A tool to simplify mathematical expression with x and y variables 
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        arg1: the mathematical expression
     """
-    return "What magic will you build ?"
+    try:
+        # define x & y variables
+        x, y = sp.symbols('x y')
+        expression = sp.sympify(arg1)
+        # Simplify
+        simplified_expression = sp.simplify(expression)
+        # Factor if possible
+        factored_expression = sp.factor(simplified_expression)
+        # Générer LaTeX output (best rendered in md)
+        latex_code = sp.latex(factored_expression)
+
+        return latex_code
+    except Exception as e:
+        return f"Ouch, is that a valid math expression : {e}"
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
@@ -51,7 +62,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer], ## add your tools here (don't remove final answer)
+    tools=[final_answer, simplify_expression],
     max_steps=6,
     verbosity_level=1,
     grammar=None,