taining all the well descriptions
    classification_col : str, default = &#39;CLASS_FLAG&#39;
        Name of column containing the classification flag, by default &#39;CLASS_FLAG&#39;
    verbose : bool, default = False
        Whether to print results, by default False
    log : bool, default = False
        Whether to log results to log file

    Returns
    -------
    Two-item tuple of pandas.Dataframe
        tuple[0] is dataframe containing classified data, tuple[1] is dataframe containing unclassif