def reorder_columns(frame, front_columns):
    """
    Re-order the columns of frame placing front_columns first.
    
    Good for looking specifically at certain columns for specific file in pipeline.
    """
    # reorder columns into appropriate order
    new_cols = list(frame.columns)
    for d in front_columns:
        new_cols.remove(d)
    new_cols = front_columns + new_cols
    frame = frame[new_cols]
    return frame