Create random circles on the screen

random_circles.py

#Name
#date
#goal: create a program that displays random circles on the screen
import tkinter#Library
import  random #Library for random numbers

#Global variables
CANVAS_WIDTH = 800
CANVAS_HEIGHT = 600

class WINDOW():
    """Creates the main window that displays the random circles"""
    def __init__(self):
        """Runs when main window is created"""
        self.main_window = tkinter.Tk()
        #create canvas
        self.canvas = tkinter.Canvas(self.main_window, width = CANVAS_WIDTH, height = CANVAS_HEIGHT)
        #pack canvas
        self.canvas.pack()

        #create a random circle on the screen
        self.canvas.create_oval(0,0,100,100,fill="red")
        #to do - create a loop and use random variables for
        #x1, y1, x2, y2 to create random circles
        # random.randint(A, B) returns an int that is between A and B (inclusive)

        #start main loop
        self.main_window.mainloop()
#Start the window
w = WINDOW()