new_contents: import time
  from random import randint
  
  from graphics import GraphWin, Circle, Point, Text
  
  win = GraphWin("SNOW")
  win.setBackground("blue")
  
  # Draw 75 snowballs
  snowballs = []
  for i in range(0, 75):
      x = randint(1, 198)
      y = randint(0, 198)
      p = Point(x, y)
      snowball = Circle(p, randint(2, 3))
      snowball.setFill("white")
      snowball.draw(win)
      snowballs.append(snowball)
  
  # Freeze between frames in milliseconds
  animation_delay = 0.1
  
  frames_to_render = 20
  for i in range(frames_to_render):
      for snowball in snowballs:
          snowball.move(0, randint(1, 3))
          if snowball.getCenter().getY() > 199:
              snowball.undraw()
              snowball.move(0, -200)
              snowball.draw(win)
      time.sleep(animation_delay)
  
  label = Text(Point(99, 100), "Happy SNOW DAY!")
  label.setFill("white")
  label.setSize(18)
  label.draw(win)
  
  win.getMouse()
  win.close()
  
subject: Add snowday.py