'Set the peek and blurb text.'

def set_peek(self, dataset, is_multi_byte=False):

    if (not dataset.dataset.purged):
        dataset.peek = 'BLAST    database    (multiple    files)'
        dataset.blurb = 'BLAST    database    (multiple    files)'
    else:
        dataset.peek = 'file    does    not    exist'
        dataset.blurb = 'file    purged    from    disk'
