'Returns information on a given entry, or all of them if not specified
The information is returned as a set of lines, that match the output
of \'grubby --info=<entry>\'
:type entry: string
:param entry: entry description, usually an index starting from 0
:return: set of lines'

def get_info(self, entry='ALL'):

    command = ('--info=%s' % entry)
    info = self._run_grubby_get_output([command])
    if info:
        return info
