開発環境
- macOS High Sierra - Apple
- Emacs (Text Editor)
- Python 3.6 (プログラミング言語)
Teach Your Kids to Code: A Parent-Friendly Guide to Python Programming (Bryson Payne(著)、No Starch Press)のChapter 4.(Loops Are Fun (You Can Say That Again))、PROGRAMMING CHALLENGES、#1: SPIRAL ROSETTESを取り組んでみる。
#1: SPIRAL ROSETTES
コード(Emacs)
Python 3
#!/usr/bin/env python3 import turtle t = turtle.Pen() t.speed(0) t.penup() turtle.bgcolor('black') sides = int(turtle.numinput( 'Number of sides', 'How many sides in your spiral of spirals (2-6)?', 6, 2, 6)) number_of_circles = int(turtle.numinput( 'Number of circles', 'How many circles in your rosette?', 5)) colors = ['red', 'yellow', 'blue', 'green', 'purple', 'orange'] for m in range(100): t.forward(m * 4) position = t.position() heading = t.heading() t.pendown() t.width(m / 10) for n in range(number_of_circles): t.pencolor(colors[n % number_of_circles]) t.circle(int(m / number_of_circles)) t.right(360 / number_of_circles) t.penup() t.setx(position[0]) t.sety(position[1]) t.setheading(heading) t.left(360 / sides + 2) print('done') input()
入出力結果(Terminal, Jupyter(IPython))
$ ./sample1.py done q $
0 コメント:
コメントを投稿