def has_chrom(self,chrom):
        
        return self.table.has_key(chrom)
By calling 'psd' within axes, it both calculates and plots the spectrum
dataset/ETHPy150Open taoliu/taolib/Assoc/tables.py/Table.has_chrom--crossover with--dataset/ETHPy150Open ericgibert/supersid/supersid/tksidviewer.py/tkSidViewer.get_psd