INFO-F-101: Exercices Chapitre4: TurtleWorld

chap4-exercice6.py

from math import pi
from swampy.TurtleWorld import TurtleWorld, Turtle

def arc(turtle, r, angle=360):
	"""Trace un arc de cercle de rayon r."""
	l = 2*pi*r
	for i in range(angle):
		turtle.fd(l/360)
		turtle.lt(1)


if __name__ == "__main__":
	WORLD = TurtleWorld()
	bob   = Turtle(WORLD)
	bob.set_delay(0)
	
	r = int(input("rayon du cercle ? "))
	a = int(input("Angle d'arc a tracer ? "))
	arc(bob, r, a)
	input("Tapez enter pour sortir")