def METHOD_NAME(self):
    test_log = (
        "2018/05/25-14:34:21.047233 7f82ba72e700 [db/flush_job.cc:371] "
        + "[col_fam_A] [JOB 44] Level-0 flush table #84: 1890780 bytes OK"
    )
    db_log = Log(test_log, self.column_families)
    self.assertEqual("col_fam_A", db_log.get_column_family())
    test_log = (
        "2018/05/25-14:34:21.047233 7f82ba72e700 [db/flush_job.cc:371] "
        + "[JOB 44] Level-0 flush table #84: 1890780 bytes OK"
    )
    db_log = Log(test_log, self.column_families)
    db_log.append_message("[default] some remaining part of log")
    self.assertEqual(NO_COL_FAMILY, db_log.get_column_family())