space shooter - Creating bullets

game.py

import pgzrun

WIDTH = 1000
HEIGHT = 700

player = Actor('playership')
player.x = WIDTH / 2
player.y = HEIGHT - 50


def draw():
    screen.blit('skyb', (0, 0))
    player.draw()

pgzrun.go()

game01.py

import pgzrun

WIDTH = 1000
HEIGHT = 700

player = Actor('playership')
player.x = WIDTH / 2
player.y = HEIGHT - 50


def draw():
    screen.blit('skyb', (0, 0))
    player.draw()


def update():
    move_player()


def move_player():
    if keyboard.left:
        player.x -= 5
    if keyboard.right:
        player.x += 5


pgzrun.go()

game02.py

import pgzrun

WIDTH = 1000
HEIGHT = 700

player = Actor('playership')
player.x = WIDTH / 2
player.y = HEIGHT - 50
bullets = []


def draw():
    screen.blit('skyb', (0, 0))
    player.draw()
    for bullet in bullets:
        bullet.draw()


def update():
    move_player()


def on_key_down(key):
    if key == keys.SPACE:
        create_new_bullet()


def move_player():
    if keyboard.left:
        player.x -= 5
    if keyboard.right:
        player.x += 5


def create_new_bullet():
    bullet = Actor('bullet')
    bullet.pos = player.pos
    bullets.append(bullet)


pgzrun.go()