Peace Design Python programming Demo by G Krishna Chauhan

 Source Code 

#!/usr/bin/env python3

"""       turtle-example-suite:

              tdemo_peace.py

A simple drawing suitable as a beginner's

programming example. Aside from the

peacecolors assignment and the for loop,

it only uses turtle commands.

"""

from turtle import *

def main():

    peacecolors = ("red3",  "orange", "yellow",

                   "seagreen4", "orchid4",

                   "royalblue1", "dodgerblue4")

    reset()

    Screen()

    up()

    goto(-320,-195)

    width(70)

    for pcolor in peacecolors:

        color(pcolor)

        down()

        forward(640)

        up()

        backward(640)

        left(90)

        forward(66)

        right(90)

    width(25)

    color("white")

    goto(0,-170)

    down()

    circle(170)

    left(90)

    forward(340)

    up()

    left(180)

    forward(170)

    right(45)

    down()

    forward(170)

    up()

    backward(170)

    left(90)

    down()

    forward(170)

    up()

    goto(0,300) # vanish if hideturtle() is not available ;-)

    return "Done!"

if __name__ == "__main__":

    main()

    mainloop()