Python - Learning to Program(More Turtle Graphics, Drawing an Octagon)

Python for Kids:
A Playful Introduction to Programming
(No Starch Press)
Jason R. Briggs (著)
邦訳

開発環境

• OS X Yosemite - Apple (OS)
• Emacs (CUI)、BBEdit - Bare Bones Software, Inc. (GUI) (Text Editor)
• Python 3.4 (プログラミング言語)

Python for Kids: A Playful Introduction to Programming (Jason R. Briggs (著) 、No Starch Press)のPart Ⅰ.(Learning to Program)、Chapter 11.(More Turtle Graphics)、Programming Puzzles #1: Drawing an Octagon(No. 3093)を解いてみる。

Programming Puzzles #1: Drawing an Octagon(No. 3093)

コード(Emacs, BBEdit)

#!/usr/bin/env python3
#-*- coding: utf-8 -*-

import turtle

t = turtle.Pen()

for x in range(8):
    t.forward(100)
    t.left(45)

while True:
    pass

入出力結果(Terminal, IPython)

$ ./sample1.py
  C-c C-cTraceback (most recent call last):
  File "./sample1.py", line 13, in <module>
    pass
KeyboardInterrupt
$