turtle_shapes.py

import turtle

def shape(turtle, num_sides, side_length, colors=None):
    if colors is None:
        colors = ["black"]
    angle = 360/num_sides
    for i in range(3):
        turtle.forward(side_length)
        turtle.pencolor(colors[i%len(colors)])
        turtle.lt(angle)
    return turtle

def spiral(turtle, num_sides, num_shapes, scale=20, colors=None):
    angle = 360/num_shapes
    for i in range(num_shapes):
        shape(turtle, num_sides, scale*(i+1), colors)
        turtle.rt(angle)

def main():
    turtle.speed(0)

    colors = ["#004358", "#1F8A70", "#BEDB39"]

    # draw 200 hexagons starting with side length 3
    spiral(turtle, num_sides=6, num_shapes=200, scale=3, colors=colors)
    turtle.mainloop()

if __name__ == '__main__':
    main()