Spiral of dancing turtles

dancingturtlesspiral.py

import turtle
import time

speed = 20
width = 5

t1 = turtle.Turtle()
t1.shape("turtle")
t1.color("#63A618")
t1.speed(speed)

t2= turtle.Turtle()
t2.shape("turtle")
t2.color("green")
t2.speed(speed)

t3= turtle.Turtle()
t3.shape("turtle")
t3.color("#11E7A6")
t3.speed(speed)

t4= turtle.Turtle()
t4.shape("turtle")
t4.color("#11DAE7")
t4.speed(speed)

t5= turtle.Turtle()
t5.shape("turtle")
t5.color("blue")
t5.speed(speed)

t6= turtle.Turtle()
t6.shape("turtle")
t6.color("#7810DA")
t6.speed(speed)

t7= turtle.Turtle()
t7.shape("turtle")
t7.color("purple")
t7.speed(speed)

t8= turtle.Turtle()
t8.shape("turtle")
t8.color("#F123A3")
t8.speed(speed)

t9 = turtle.Turtle()
t9.shape("turtle")
t9.color("red")
t9.speed(speed)

t10 = turtle.Turtle()
t10.shape("turtle")
t10.color("orange")
t10.speed(speed)

t11 = turtle.Turtle()
t11.shape("turtle")
t11.color("#E7F123")
t11.speed(speed)

t12 = turtle.Turtle()
t12.shape("turtle")
t12.color("#CCEE0E")
t12.speed(speed)

t1.width(width)
t2.width(width)
t3.width(width)
t4.width(width)
t5.width(width)
t6.width(width)
t7.width(width)
t8.width(width)
t9.width(width)
t10.width(width)
t11.width(width)
t12.width(width)

window = turtle.Screen()

t1.left(120)
t2.left(150)
t3.left(180)
t4.left(210)
t5.left(240)
t6.left(270)
t7.left(300)
t8.left(330)
t9.left(0)
t10.left(30)
t11.left(60)
t12.left(90)

#time.sleep(2)
forward = 260

t1.penup()
t2.penup()
t3.penup()
t4.penup()
t5.penup()
t6.penup()
t7.penup()
t8.penup()
t9.penup()
t10.penup()
t11.penup()
t12.penup()

t1.forward(forward)
t2.forward(forward-20)
t3.forward(forward-40)
t4.forward(forward-60)
t5.forward(forward-80)
t6.forward(forward-100)
t7.forward(forward-120)
t8.forward(forward-140)
t9.forward(forward-160)
t10.forward(forward-180)
t11.forward(forward-200)
t12.forward(forward-220)

t1.pendown()
t2.pendown()
t3.pendown()
t4.pendown()
t5.pendown()
t6.pendown()
t7.pendown()
t8.pendown()
t9.pendown()
t10.pendown()
t11.pendown()
t12.pendown()

forward = 60
turn = 165

for i in range (0,24):
    t1.forward(forward)    
    t2.forward(forward)
    t3.forward(forward)    
    t4.forward(forward)    
    t5.forward(forward)    
    t6.forward(forward)    
    t7.forward(forward)    
    t8.forward(forward)
    t9.forward(forward)
    t10.forward(forward)    
    t11.forward(forward)   
    t12.forward(forward)
    
    t1.right(turn)    
    t2.right(turn)    
    t3.right(turn)    
    t4.right(turn)    
    t5.right(turn)   
    t6.right(turn)   
    t7.right(turn)   
    t8.right(turn)
    t9.right(turn)    
    t10.right(turn)    
    t11.right(turn)    
    t12.right(turn) 
         
    t1.forward(forward)    
    t2.forward(forward)    
    t3.forward(forward)    
    t4.forward(forward)    
    t5.forward(forward)    
    t6.forward(forward)    
    t7.forward(forward)    
    t8.forward(forward)
    t9.forward(forward)    
    t10.forward(forward)    
    t11.forward(forward)
    t12.forward(forward)  

window.exitonclick()