Update tools.py

tools.py

@@ -1,10 +1,26 @@
 from typing import Any, Optional
 from smolagents.tools import Tool
+import io
+import openpyxl
+import os
+from smolagents import tool
+import requests
+from PIL import Image
+
 
 simplify_system_message = """
 You are a general AI assistant. I will give you a question and answer, you should simplify answer. Your answer should be a number OR as few words as possible OR a comma separated list of numbers and/or strings. If you are asked for a number, don't use comma to write your number neither use units such as $ or percent sign unless specified otherwise. If you are asked for a string, don't use articles, neither abbreviations (e.g. for cities), and write the digits in plain text unless specified otherwise. If you are asked for a comma separated list, apply the above rules depending of whether the element to be put in the list is a number or a string.
 """     
 
+@tool
+def tool_reverse_string(text: str) -> str:
+    """
+    Use this tool only if you encounter text that seems to be written backwards
+    Args:
+        text: The string to reverse.
+    """
+    return text[::-1]
+
 #class FinalAnswerTool(Tool):
 #    name = "final_answer"
 #    description = "Provides a final answer to the given problem."