Fix tools

tools.py

@@ -138,6 +138,11 @@ def convert_number(orig_num: any, operation: Literal["to_base", "type_cast"], ne
 def to_dataframe(data: List[dict], columns: List[str])->pd.DataFrame:
     """
     Convert a list of dictionaries to a pandas DataFrame
+    Args:
+        data: The list of dictionaries to convert to a pandas DataFrame.
+        columns: The columns of the pandas DataFrame.
+    Returns:
+        The pandas DataFrame
     """
     return pd.DataFrame(data, columns=columns)
 
@@ -145,6 +150,10 @@ def to_dataframe(data: List[dict], columns: List[str])->pd.DataFrame:
 def to_json(data: pd.DataFrame)->str:
     """
     Convert a pandas DataFrame to a JSON string
+    Args:
+        data: The pandas DataFrame to convert to a JSON string.
+    Returns:
+        The JSON string
     """
     return data.to_json(orient="records")