draw_circle_pygame.py

import pygame as py

py.init()
size = (500, 300)
screen = py.display.set_mode(size)

while True:
  for ev in py.event.get():
    if ev.type == py.MOUSEBUTTONUP:
      pos = py.mouse.get_pos()
      col = (0, 255, 255)
      py.draw.circle(
        screen, col, pos, 20, 5)
      py.display.update()