立方體的表示和程式語言無關！

若不考慮多個立方體之間的關係，則只用長寬高表示即可。

若考慮，則需要加一個角的座標。

僅此而已！

沒有學過python，受邀回答就臨時抱佛腳看看API學習了一下，給出作答程式碼，此程式碼依賴python graphics圖形庫（http://mcsp.wartburg.edu/zelle/python/graphics.py）：

#!/usr/bin/python

# -*- coding: utf-8 -*-

"""

-------------------------------------------------------------------------------

Function:

My First Python Program For TouTiao QA

Author: Endy

Verison:1.0_2017-03-25

-------------------------------------------------------------------------------

"""

# 引用圖形庫

from graphics import *;

def drawCube():

# 等待使用者輸入邊長

sideLen = int(input("\n\nPlease input side length of the cube."));

# 建立繪圖視窗

win = GraphWin("CanvasWin", 800, 800);

# 確定前面4個頂點座標

p1 = Point(100, 100);

p2 = Point(100 + sideLen, 100);

p3 = Point(100 + sideLen, 100 + sideLen);

p4 = Point(100, 100 + sideLen);

# 後面相對前面縮小並傾斜，產生透視效果

xOffset = sideLen * 0.4;

yOffset = -sideLen * 0.3;

sideLen = sideLen * 0.8;

p5 = Point(100 + xOffset, 100 + yOffset);

p6 = Point(100 + xOffset + sideLen, 100 + yOffset);

p7 = Point(100 + xOffset + sideLen, 100 + yOffset + sideLen);

p8 = Point(100 + xOffset, 100 + yOffset + sideLen);

frontFace = Rectangle(p1, p3);

frontFace.draw(win);

backFace = Rectangle(p5, p7);

backFace.draw(win);

# 補充前面到後面的4條邊

line = Line(p1, p5);

line.draw(win);

line = Line(p2, p6);

line.draw(win);

line = Line(p3, p7);

line.draw(win);

line = Line(p4, p8);

line.draw(win);

###############################################################################

if __name__=="__main__":

drawCube();