Added more docs

tool.py

@@ -27,6 +27,17 @@ class TranslateTool(Tool):
     output_type = "string"
 
     async def translate_text(text: str, src: str, dest: str):
+        """
+        Translates text from one language to another using the Google Translate API.
+
+        Args:
+            text (str): The text to translate.
+            src (str): The source language code.
+            dest (str): The target language code.
+
+        Returns:
+            str: The translated text.
+        """
         from googletrans import Translator
         async with Translator() as translator:
             res = await translator.translate(text, src, dest)