tools.py 文件源码

def _get_colors(num_colors):
    colors=[]
    for i in np.arange(0., 360., 360. / num_colors):
        hue = i/360.
        lightness = (50 + np.random.rand() * 10)/100.
        saturation = (90 + np.random.rand() * 10)/100.
        colors.append(colorsys.hls_to_rgb(hue, lightness, saturation))
    return colors

#colors = ['g','c','r','b','m','k','y',"orange",'indigo','salmon','crimson','hotpink','saddlebrown','lightgreen','yellowgreen','peru','gray','darkred']