Оцените код

from turtle import *;from math import *;from time import sleep;size = 20;verts, faces = [[1.0*size,1.0*size,1.0*size],[-1.0*size,1.0*size,1.0*size],[-1.0*size,-1.0*size,1.0*size],[1.0*size,-1.0*size,1.0*size],[1.0*size,1.0*size,-1.0*size],[-1.0*size,1.0*size,-1.0*size],[-1.0*size,-1.0*size,-1.0*size],[1.0*size,-1.0*size,-1.0*size]], [[0,1,2,3],[5,4,7,6],[4,0,3,7],[1,5,6,2],[4,5,1,0],[3,2,6,7]]
def rotate(xAxis = 0,yAxis = 0,zAxis = 0):
    thetaX, thetaY, thetaZ = [radians(i) for i in (xAxis, yAxis, zAxis)]; csX,snX,csY,snY,csZ,snZ = cos(thetaX),sin(thetaX),cos(thetaY), sin(thetaY),cos(thetaZ),sin(thetaZ)
    for vert in range(len(verts)):yx = float(verts[vert][0] * csY - verts[vert][2] * snY);yz = float(verts[vert][0] * snY + verts[vert][2] * csY);verts[vert][0] = yx;verts[vert][2] = yz;xy = float(verts[vert][1] * csX - verts[vert][2] * snX);xz = float(verts[vert][1] * snX + verts[vert][2] * csX);verts[vert][1] = xy;verts[vert][2] = xz;zx = float(verts[vert][0] * csZ - verts[vert][1] * snZ);zy = float(verts[vert][0] * snZ + verts[vert][1] * csZ);verts[vert][0] = zx;verts[vert][1] = zy
    clear(); return_faces = []
    for _ in range(len(faces)):
        one, two, three = [[verts[faces[_][j]][i] for i in range(3)] for j in range(3)];tempnorm = [(one[i]-two[i]) for i in range(3)];normlength = (sum((one[i]-two[i])**2.0 for i in range(3)))**0.5;norm1 = [tempnorm[i]/normlength for i in range(3)];tempnorm = [(three[i]-two[i]) for i in range(3)];normlength = (sum((three[i]-two[i])**2.0 for i in range(3)))**0.5;norm2 = [tempnorm[i]/normlength for i in range(3)];crossvec = [(norm1[1]*norm2[2])-(norm1[2]*norm2[1]),(norm1[2]*norm2[0])-(norm1[0]*norm2[2]),(norm1[0]*norm2[1])-(norm1[1]*norm2[0])]                                                                                                                                                                                                                                                                                                                                 # рофл
        if sum([0.0,0.0,1.0][i]*crossvec[i] for i in range(3)) < -0.15: return_faces = return_faces + [faces[_], sum([-0,-0.7,0.5][i]*crossvec[i] for i in range(3))]
    for _ in range(int(len(return_faces)/2)): color((0,0.4+(return_faces[_*2+1])*0.4,0));up();goto(verts[return_faces[_*2][0]][i]*(5+verts[return_faces[_*2][0]][2]/20.0) for i in range(2));begin_fill();down();[goto(verts[return_faces[_*2][i]][j]*(5+verts[return_faces[_*2][i]][2]/20.0) for j in range(2)) for i in (1,2,3,0)];end_fill();up()
    update()
setup(); up(); home(); tracer(0, 0); hideturtle(); bgcolor('lightblue'); width(2); rotate(0,20,20);onkey(lambda: [rotate(0,0.5,0) for i in range(360)], "Left");onkey(lambda: [rotate(0,-0.5,0) for i in range(360)], "Right");onkey(lambda: [rotate(-0.5,0,0) for i in range(360)], "Up");onkey(lambda: [rotate(0.5,0,0) for i in range(360)], "Down");listen();done()