def add_expr(self, key, expr):
        if expr:
            self.add(key, 1.0)
        else:
            self.add(key, 0.0)
Load shared intervals into database
dataset/ETHPy150Open beetbox/beets/beets/autotag/hooks.py/Distance.add_expr--crossover with--dataset/ETHPy150Open CGATOxford/cgat/obsolete/pipeline_proj012_chipseq.py/loadSharedIntervals