def get_colors(num=16, cmap=plt.cm.Set1):
    '''return a list of color tuples to use in plots'''
    colors = []
    for i in xrange(num):
        if analysis_params.bw:
            colors.append('k' if i % 2 == 0 else 'gray')
        else:
            i *= 256.
            if num > 1:
                i /= num - 1.
            else:
                i /= num
            colors.append(cmap(int(i)))
    return colors
def get_colors ( num = 16 , cmap = plt . cm . Set1 ) : colors = [ ] for i in xrange ( num ) : if analysis_params . bw : colors . append ( 'k' if i % 2 == 0 else 'gray' ) else : i *= 256. if num > 1 : i /= num - 1. else : i /= num colors . append ( cmap ( int ( i ) ) ) return colors
return a list of color tuples to use in plots