def set_cmap(self, cmap, callback=True):
        self.cmap = cmap
        self.calc_cmap()
        self.recalc(callback=callback)
Load the nucleotide composition of tss intervals
dataset/ETHPy150Open ejeschke/ginga/ginga/RGBMap.py/RGBMapper.set_cmap--crossover with--dataset/ETHPy150Open CGATOxford/cgat/obsolete/pipeline_proj007.py/loadGeneTSSComposition