python写飞机大战不出背景，总是报错

Question

编写飞机大战游戏
背景总是出不来，运行的时候报错，并且总是闪过一个黑色框框
下面是部分代码
以及报错提示

import pygame
import pygame.locals
import pygame.event
import sys

pygame.init()

window = pygame.display.set_mode((600,800))

bg_img = pygame.image.load("bg.jpg")
plane = pygame.image.load("hero.png")

x=250
y=700

clock = pygame.time.Clock()

while True:

clock.tick(30)

window.blit(bg_img, (40,0))   
window.blit(plane, (x,y))

pygame.display.update()

for event in pygame.event.get():
    if event.type == pygame.locals.QUIT:
        pygame.quit()
        sys.exit(0)


key_events = pygame.key.get_pressed() 
if key_events[pygame.locals.K_UP]:
    y = y-5

if key_events[pygame.locals.K_DOWN]:
    y = y+5

if key_events[pygame.locals.K_LEFT]:
    x = x-5

if key_events[pygame.locals.K_RIGHT]:
    x = x+5

File "d:\飞机大战游戏\example3\game.py", line 11, in
bg_img = pygame.image.load("bg.jpg")
FileNotFoundError: No file 'bg.jpg' found in working directory 'D:\飞机大战游戏'.

文件夹里面有背景图，名称也正确

Answer 1

运行命令和文件夹里布局可以展示下吗？