Update app.py

Update based on instructions from the course

app.py

@@ -9,14 +9,26 @@ 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
+def favorite_national_park(state:str)-> 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 
+    """Given a state's two letter abbreviation, return the user's favorite national park in that state 
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        state: str
     """
-    return "What magic will you build ?"
+
+    favoite_parks = {
+        "CA": "Yosemite",
+        "WA": "Mt Rainier",
+        "AZ": "Grand Canyon",
+        "UT": "Arches",
+        "WY": "Yellowstone",
+        "FL": "Everglades",
+        "NM": "White Sands",
+        "TX": "Big Bend",
+        "OR": "Crater Lake",
+        "MO": "Glacier",
+    }
+    return favorite_national_park.get(state,"No favorite in this state, just make something up")
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str:
@@ -51,7 +63,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer], ## add your tools here (don't remove final answer)
+    tools=[get_current_time_in_timezone, favorite_national_park, image_generation_tool, final_answer], ## add your tools here (don't remove final answer)
     max_steps=6,
     verbosity_level=1,
     grammar=None,