Simple game

game.py

import arcade

SCREEN_WIDTH = 1000
SCREEN_HEIGHT = 650
SCREEN_TITLE = "Platformer"


class MyGame(arcade.Window):
    def __init__(self):
        super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)

        self.bg = None
        self.coin_list = None
        self.wall_list = None
        self.player_list = None
        self.player_sprite = None

    def setup(self):
        self.bg = arcade.Sprite("images/bg/bg1.jpg")
        self.bg.left = 0
        self.bg.bottom = 0

        self.player_list = arcade.SpriteList()
        self.wall_list = arcade.SpriteList()
        self.coin_list = arcade.SpriteList()

        self.player_sprite = arcade.Sprite("images/player_1/player_stand.png")
        self.player_sprite.center_x = 64
        self.player_sprite.center_y = 120
        self.player_list.append(self.player_sprite)

        for x in range(0, 1250, 64):
            wall = arcade.Sprite("images/tiles/grassMid.png", 0.5)
            wall.center_x = x
            wall.center_y = 32
            self.wall_list.append(wall)

        coordinate_list = [[512, 96],
                           [256, 96],
                           [768, 96]]

        for coordinate in coordinate_list:
            wall = arcade.Sprite("images/tiles/boxCrate_double.png", 0.5)
            wall.position = coordinate
            self.wall_list.append(wall)

    def on_draw(self):
        arcade.start_render()

        self.bg.draw()
        self.wall_list.draw()
        self.coin_list.draw()
        self.player_list.draw()


def main():
    window = MyGame()
    window.setup()
    arcade.run()


if __name__ == "__main__":
    main()