def hangman(t, n, height):
"""make a vertical line to the given height and a horizontal line
at the given height and then return.
This is efficient to implement, and turns out to be useful, but
it's not so semantically clean."""
stump(t, n * height)
fdbk(t, n)
lt(t)
bk(t, n*height)
rt(t)
rt(t, angle)
fd(t, r)
lt(t, 90+angle)
fd(t, 2*y)
lt(t, 90+angle)
fd(t, r)
lt(t, 180-angle)
# create the world and bob
world = TurtleWorld()
bob = Turtle()
bob.delay = 0.01
pu(bob)
bk(bob, 130)
pd(bob)
# draw polypies with various number of sides
size = 40
draw_pie(bob, 5, size)
draw_pie(bob, 6, size)
draw_pie(bob, 7, size)
draw_pie(bob, 8, size)
die(bob)
# dump the contents of the campus to the file canvas.eps
#world.canvas.dump()
wait_for_user()
def fdbk(t, n):
"""forward and back, ending at the original position"""
fd(t, n)
bk(t, n)
