🎄merry christmas!🎅

turtle_christmas.py

# convert from https://www.dwitter.net/d/26619
from turtle import *
bgcolor(0,0,0), setup(500,500)
hideturtle(), tracer(False), penup()
def rect(x=0, y=0, w=100):
    goto(x,y)
    begin_fill()
    [ forward(w) or left(90) for _ in range(4) ]
    end_fill()

from math import sin, cos
from time import perf_counter
def _loop():
    update(), clear()
    t = perf_counter()/2
    for i in range(200):
        a = i+t+sin(t*2)
        Y = -25*i**.5
        W = (5+4*sin(8*t*cos(i**5)))*(1+cos(a))
        color(1,0.1,0.2) if i%2 else color(1,1,1)
        (i==0) and color(1,1,0)
        rect(Y*sin(a)/2-W/2, 200+Y+Y*cos(a)/9-W/2, int(W))  
    ontimer(_loop, 10)
_loop()
mainloop()