import pygame and sys

call init of pygame

this is set up the screen
set WIDTH and HEIGHT to 800 and 600

set screen to call set_mode of display of pygame with tuple WIDTH and HEIGHT

call set_caption of display of pygame with "Pong"

this is set up the paddles
set player_paddle to call Rect of pygame with 50 and HEIGHT div two sub PADDLE_HEIGHT div two and PADDLE_WIDTH and PADDLE_HEIGHT

this is game loop
while True
    for event in get of event of pygame
        if event it's type is it QUIT of pygame
            call quit of pygame
            call exit of sys