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这个问题发生在我的支持文件和我的播放器文件中的import_assets函数中。我确保我的文件夹与他的文件夹名称完全相同，唯一的区别是我的实际图像名称，我不需要使图像名称与他的完全相同，只是文件夹。我关注的yt视频-https://www.youtube.com/watch?v=T4IX36sP_0c&t=2436s- 40：38是他运行代码的地方，也是我出错的地方
主要的

import pygame
import sys
from level import Level
from settings import *

class Game:
    def __init__(self):
        pygame.init()
        screen = pygame.display.set_mode((SCREEN_WIDTH,SCREEN_HEIGHT))
        pygame.display.set_caption('sprout valley')
        self.clock = pygame.time.Clock()
        self.level = Level()

    def run(self):
        while True:
            for event in pygame.event.get():
                if event.type == pygame.QUIT:
                    pygame.quit()
                    sys.exit()

            dt = self.clock.tick()/1000
            self.level.run(dt)
            pygame.display.update()

if __name__ == '__main__':
    game = Game()
    game.run()

水准仪

import pygame
from settings import *
from player import Player

class Level:
    def __init__(self):
        #get the display surface
        self.display_surface = pygame.display.get_surface()

        #sprite groups
        self.all_sprites = pygame.sprite.Group()

        self.setup()

    def setup(self):
        self.player = Player((640,360), self.all_sprites)

    def run(self, dt):
        self.display_surface.fill('black')
        self.all_sprites.draw(self.display_surface)
        self.all_sprites.update(dt)

播放器

import pygame
from settings import *
from support import *

class Player(pygame.sprite.Sprite):
    def __init__(self, pos, group):
        super().__init__(group)

        self.import_assets()

        #general setup
        self.image = pygame.Surface((32,64))
        self.image.fill('green')
        self.rect = self.image.get_rect(center = pos)
        #movement attributes
        self.direction = pygame.math.Vector2()
        self.pos = pygame.math.Vector2(self.rect.center)
        self.speed = 200

    def import_assets(self):
        self.animations = {'up': [],                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              'down': [],'left': [],'right': [],
                            'right_idle':[],'left_idle':[],'up_idle':[],'down_idle':[],
                            'right_hoe': [], 'left_hoe': [], 'up_hoe': [], 'down_hoe': [],
                            'right_axe': [], 'left_axe': [], 'up_axe': [], 'down_axe': [],
                            'right_water': [], 'left_water': [], 'up_water': [], 'down_water': []}

        for animation in self.animations.keys():
            full_path = '../graphics/character/' + animation
            self.animations[animation] = import_folder(full_path)
        print(self.animations)

    def input(self):
        keys = pygame.key.get_pressed()
        if keys[pygame.K_UP]:
            self.direction.y = -1
        elif keys[pygame.K_DOWN]:
            self.direction.y = 1
        else:
            self.direction.y = 0

        if keys[pygame.K_RIGHT]:
            self.direction.x = 1
        elif keys[pygame.K_LEFT]:
            self.direction.x = -1
        else:
            self.direction.x = 0

    def move(self, dt):
            #normalizing a vector - make the direction a fixed number for any direction
            if self.direction.magnitude() > 0:
                self.direction = self.direction.normalize()

            #horizontal movement
            self.pos.x += self.direction.x * self.speed * dt
            self.rect.centerx = self.pos.x
            #vertical movement
            self.pos.y += self.direction.y * self.speed * dt
            self.rect.centery = self.pos.y

    def update(self, dt):
            self.input()
            self.move(dt)

支持

from os import walk
import pygame

def import_folder(path):
    surface_list = []
    for _, __, img_files in walk(path):
        for image in img_files:
            full_path = path + '/' + image
            image_surf = pygame.image.load(full_path).convert_alpha()
            surface_list.append(image_surf)

    return surface_list