from mouse import get_position, move
from secrets import randbelow
from time import sleep


def erratic_movement(screen_width, screen_height):
    move(
        randbelow(screen_width), randbelow(screen_height),
    )


def main():
    screen_width = 800
    screen_height = 600
    while True:
        erratic_movement(screen_width, screen_height)
        sleep(randbelow(90))


if __name__ == "__main__":
    main()