python pen.forward code example

Example 1: how to make a screen in turtle

def turtle_triangle():
    window = turtle.Screen()
    window.bgcolor("red")
    
    brad = turtle.Turtle()
    
    brad.shape("turtle")
    brad.color("yellow")
    brad.speed(1)

    for _ in range(3):
        brad.right(60)
        brad.forward(200)
        brad.right(60)

    window.exitonclick()

Example 2: python turtle

from turtle import *
color('red', 'yellow')
begin_fill()
while True:
    forward(200)
    left(170)
    if abs(pos()) < 1:
        break
end_fill()
done()