j in range(0,relativevalue.shape[1]):
for k in range(0,relativevalue.shape[2]):
tempc...=mycolormap(relativevalue[i][j][k])
#tempc为tuple变量,存储当前数值的颜色值(R,G,B,Alpha)
colorreal=(tempc...[0],tempc[1],tempc[2],alpha)
#tuple为不可变数据类型,所以替换自定义alpha值时需要重新定义
colorsvalues[i][j][k]=colorreal