import turtle

# 1.Assigning variables (let's create 3 instances of turtle)
tom = turtle.Turtle()
may = turtle.Turtle()
ann = turtle.Turtle()

# 2. Coloring background black.
wn = turtle.Screen()
wn.bgcolor("black")

# 3.Drawing square for the body of the house(red).
for i in range(0, 4):
    tom.pensize(3)
    tom.color("red")
    tom.forward(200)
    tom.right(90)

# 4. Drawing the A frame roof on the house(brown).
may = turtle.Turtle()
may.color("saddle brown")
may.left(45)
may.forward((20000) ** .5)
may.right(90)
may.forward((20000) ** .5)

# 5. Drawing the door on the house.
ann.penup()
ann.color("white")
ann.right(90)
ann.forward(200)
ann.left(90)
ann.forward(80)
ann.pendown()
ann.left(90)
ann.forward(80)
ann.right(90)
ann.forward(40)
ann.right(90)
ann.forward(80)
ann.left(90)

# 6. Drawing the door knob.
ann.penup()
ann.left(90)
ann.forward(40)
ann.left(90)
ann.forward(8)
ann.pendown()
ann.color("yellow")
ann.circle(5)

# 7. Click on window to exit.
print("Click on screen to exit")
wn.exitonclick()

# wn.mainloop()           # wait for user to close the window