updated docstrings for tools

app.py

@@ -34,9 +34,9 @@ def describe_image(path: str) -> str:
 
 @tool    
 def audio_to_text_tool(directory: str = "/tmp") -> str:
-    """Converts audio file to text. requires audio file path. return transcribed text.
+    """Converts audio file to text. Requires the temporary directory file. return transcribed text.
     Args:
-        audio_file_path: path of audio data file
+        directory: Temporary directory where .mp3 file are stored as input
     """
     files = os.listdir('/tmp')
     audio_file = [f for f in files if f.endswith('.mp3')][0]
@@ -46,9 +46,9 @@ def audio_to_text_tool(directory: str = "/tmp") -> str:
     
 @tool
 def excel_reader(directory: str = "/tmp") -> str:
-    """ reads an excel file. Requires the temporary file. Return information on rows and columns and description of the file.
+    """ reads an excel file. Requires the temporary directory file. Return information on rows and columns and description of the file.
     Args:
-        /tmp: file path as input
+        dirctory: Temporary directory where .xlsx file are stored as input
     """
     files = os.listdir('/tmp')
     excel_file = [f for f in files if f.endswith('.xlsx')][0]