def get_rec(col, pk_name, column_order):
    r_dict = {}
    r_dict['schema'] = schema
    r_dict['table'] = table
    r_dict['pk_name'] = pk_name
    r_dict['column_name'] = col
    r_dict['column_order'] = column_order
    return Rec(**r_dict)
def get_rec(col, pk_name, column_order):
    r_dict = {}
    r_dict['schema'] = schema
    r_dict['table'] = table
    r_dict['pk_name'] = pk_name
    r_dict['column_name'] = col
    r_dict['column_order'] = column_order
    return Rec(**r_dict)