def str_summaryline(self):
        """Print: 47 GOs, 262 genes described by 10 of 19 sections consistent_increase."""
        return "{N} GOs, {M} genes described by {X} of {Y} sections {NM}".format(
            N=len(self.go2nt), M=len(self.gene2gos),
            X=len(self.sec2chr), Y=len(self.datobj.sec2chr), NM=self.name)
Print: 47 GOs, 262 genes described by 10 of 19 sections consistent_increase.