def announce (self, msg, level=1):
        log.log(level, msg)
[ [header1], [header3, header4] ]
dataset/ETHPy150Open babble/babble/include/jython/Lib/distutils/cmd.py/Command.announce--crossover with--dataset/ETHPy150Open shymonk/django-datatable/table/tables.py/BaseTable.header_rows