# tk_check_if_glichy.py

# tk_check_if_glichy.py

from Tkinter import *
from random import randint

class Ball:
    def __init__(self, canvas, x, y, color):
        self.x = x
        self.y = y
        self.canvas = canvas
        self.ball = canvas.create_oval(self.x, self.y, self.x+50, self.y+50, fill=color)

    def move_ball(self):
        self.x += randint(0,2)
        if self.x > 300:
            self.x = -50
        self.y += randint(0,2)
        if self.y > 300:
            self.y = -50
        self.canvas.coords(self.ball, self.x, self.y, self.x+50, self.y+50)
        self.canvas.after(1, self.move_ball)

# initialize root Window and canvas
root = Tk()
root.title("demo")
root.resizable(False,False)
canvas = Canvas(root, width = 300, height = 300)
canvas.pack()

# create ball objects and animate them
ball1 = Ball(canvas, 10, 10, 'red')
ball2 = Ball(canvas, 60, 60, 'green')
ball3 = Ball(canvas, 80, 10, 'orange')

ball1.move_ball()
ball2.move_ball()
ball3.move_ball()

root.mainloop()