FM / turtledemo

/usr/lib64/python3.8/turtledemo

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
bytedesign.py	4247	0755	edit dl rm
chaos.py	951	0644	edit dl rm
clock.py	3200	0755	edit dl rm
colormixer.py	1339	0644	edit dl rm
forest.py	2965	0755	edit dl rm
fractalcurves.py	3472	0755	edit dl rm
lindenmayer.py	2433	0755	edit dl rm
minimal_hanoi.py	2050	0755	edit dl rm
nim.py	6513	0644	edit dl rm
paint.py	1290	0755	edit dl rm
peace.py	1065	0755	edit dl rm
penrose.py	3379	0755	edit dl rm
planet_and_moon.py	2824	0755	edit dl rm
rosette.py	1361	0644	edit dl rm
round_dance.py	1804	0644	edit dl rm
sorting_animate.py	5029	0644	edit dl rm
tree.py	1400	0755	edit dl rm
turtle.cfg	160	0644	edit dl rm
two_canvases.py	1119	0644	edit dl rm
yinyang.py	820	0755	edit dl rm
__init__.py	314	0644	edit dl rm
__main__.py	14241	0644	edit dl rm

Edit: /usr/lib64/python3.8/turtledemo/rosette.py (1361B)

"""      turtle-example-suite:

tdemo_wikipedia3.py

This example is
inspired by the Wikipedia article on turtle
graphics. (See example wikipedia1 for URLs)

First we create (ne-1) (i.e. 35 in this
example) copies of our first turtle p.
Then we let them perform their steps in
parallel.

Followed by a complete undo().
"""
from turtle import Screen, Turtle, mainloop
from time import perf_counter as clock, sleep

def mn_eck(p, ne,sz):
    turtlelist = [p]
    #create ne-1 additional turtles
    for i in range(1,ne):
        q = p.clone()
        q.rt(360.0/ne)
        turtlelist.append(q)
        p = q
    for i in range(ne):
        c = abs(ne/2.0-i)/(ne*.7)
        # let those ne turtles make a step
        # in parallel:
        for t in turtlelist:
            t.rt(360./ne)
            t.pencolor(1-c,0,c)
            t.fd(sz)

def main():
    s = Screen()
    s.bgcolor("black")
    p=Turtle()
    p.speed(0)
    p.hideturtle()
    p.pencolor("red")
    p.pensize(3)

s.tracer(36,0)

at = clock()
    mn_eck(p, 36, 19)
    et = clock()
    z1 = et-at

sleep(1)

at = clock()
    while any(t.undobufferentries() for t in s.turtles()):
        for t in s.turtles():
            t.undo()
    et = clock()
    return "runtime: %.3f sec" % (z1+et-at)

if __name__ == '__main__':
    msg = main()
    print(msg)
    mainloop()

""" turtle-example-suite: tdemo_wikipedia3.py This example is inspired by the Wikipedia article on turtle graphics. (See example wikipedia1 for URLs) First we create (ne-1) (i.e. 35 in this example) copies of our first turtle p. Then we let them perform their steps in parallel. Followed by a complete undo(). """ from turtle import Screen, Turtle, mainloop from time import perf_counter as clock, sleep def mn_eck(p, ne,sz): turtlelist = [p] #create ne-1 additional turtles for i in range(1,ne): q = p.clone() q.rt(360.0/ne) turtlelist.append(q) p = q for i in range(ne): c = abs(ne/2.0-i)/(ne*.7) # let those ne turtles make a step # in parallel: for t in turtlelist: t.rt(360./ne) t.pencolor(1-c,0,c) t.fd(sz) def main(): s = Screen() s.bgcolor("black") p=Turtle() p.speed(0) p.hideturtle() p.pencolor("red") p.pensize(3) s.tracer(36,0) at = clock() mn_eck(p, 36, 19) et = clock() z1 = et-at sleep(1) at = clock() while any(t.undobufferentries() for t in s.turtles()): for t in s.turtles(): t.undo() et = clock() return "runtime: %.3f sec" % (z1+et-at) if __name__ == '__main__': msg = main() print(msg) mainloop()