tree design using python

from turtle import *

import colorsys

speed(0)

bgcolor("black")

hideturtle()

h = 0.8

def leaf():

fillcolor('green')

begin_fill()

circle(100,90)

lt(90)

circle(100,90)

end_fill()

def stem(length=500, width=12, stem_color="green"):

color(stem_color)

begin_fill()

for i in range(2):

forward(width)

right(90)

forward(length)

right(90)

end_fill()

# Draw Stem

stem()

rt(90)

fd(400)

rt(180)

leaf()

color("green")

fd(12)

lt(90)

fd(100)

rt(90)

leaf()

rt(90)

fd(12)

rt(90)

leaf()

color("green")

fd(12)

lt(90)

fd(300)

lt(90)

color("black")

lt(180)

lt(180)

fd(40)

rt(180)

lt(90)

fd(180)

rt(90)

for i in range(100):

c = colorsys.hsv_to_rgb(h, 1, 1)

color(c)

h += 0.005

begin_fill()

circle(180 - i, 100)

lt(100)

circle(180 - i, 100)

rt(100)

end_fill()

done()

from turtle import *

import colorsys

speed(0)

bgcolor('black')

pensize(5)

h=0.7

lt(90)

def tree(x):

    global h

    c=colorsys.hsv_to_rgb(h,1,1)

    color(c)

    h+=0.004

    if(x<10):

        return

    else:

        fd(x)

        lt(30)

        tree(3*x/4)

        rt(60)

        tree(3*x/4)

        lt(30)

        bk(x)

tree(70)

done()