Modified custom tool

app.py

@@ -1,4 +1,5 @@
 from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
+from transformers import AutoTokenizer
 import datetime
 import requests
 import pytz
@@ -9,14 +10,19 @@ 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 count_tokens(text:str, model_name:str)-> int: #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 
+    """A tool that counts how many tokens are needed to vectorize the provided `text` for the given `model_name`
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        text: the input text for which we want to count the number of token
+        model_name: the model to which we will pass the text
     """
-    return "What magic will you build ?"
+
+    tokenizer = AutoTokenizer.from_pretrained(model_name)
+    tokens = tokenizer.tokenize(text)
+    return len(tokens)
+
+
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: