源码及注释：

import pygamefrom sys import exitfrom random import randintimport timeimport os# 定义窗口分辨率SCREEN_WIDTH = 700SCREEN_HEIGHT = 600current_path = os.path.abspath(os.path.dirname(__file__))root_path = current_path[:current_path.find("monkey-picking-peach\\") + len("monkey-picking-peach\\")] \ + "resource\\images\\"# 图片BACKGROUND_IMAGE_PATH = root_path + "background.jpg"MONKEY_IMAGE_PATH = root_path + "monkey.png"APPLE_IMAGE_PATH = root_path + "apple.png"JUMP_STATUS = FalseOVER_FLAG = FalseSTART_TIME = Noneoffset = {pygame.K_LEFT: 0, pygame.K_RIGHT: 0, pygame.K_UP: 0, pygame.K_DOWN: 0}# 定义画面帧率FRAME_RATE = 60# 定义动画周期（帧数）ANIMATE_CYCLE = 30ticks = 0clock = pygame.time.Clock()# 猴子类class Monkey(pygame.sprite.Sprite): # 苹果的数量 apple_num = 0 def __init__(self, mon_surface, monkey_pos): pygame.sprite.Sprite.__init__(self) self.image = mon_surface self.rect = self.image.get_rect() self.rect.topleft = monkey_pos self.speed = 5 # 控制猴子的移动 def move(self, _offset): global JUMP_STATUS x = self.rect.left + _offset[pygame.K_RIGHT] - _offset[pygame.K_LEFT] y = self.rect.top + _offset[pygame.K_DOWN] - _offset[pygame.K_UP] if y < 0: self.rect.top = 0 JUMP_STATUS = True elif y >= SCREEN_HEIGHT - self.rect.height: self.rect.top = SCREEN_HEIGHT - self.rect.height JUMP_STATUS = False else: self.rect.top = y JUMP_STATUS = True if x < 0: self.rect.left = 0 elif x > SCREEN_WIDTH - self.rect.width: self.rect.left = SCREEN_WIDTH - self.rect.width else: self.rect.left = x # 接苹果 def picking_apple(self, app_group): # 判断接到几个苹果 picked_apples = pygame.sprite.spritecollide(self, app_group, True) # 添加分数 self.apple_num += len(picked_apples) # 接到的苹果消失 for picked_apple in picked_apples: picked_apple.kill()# 苹果类class Apple(pygame.sprite.Sprite): def __init__(self, app_surface, apple_pos): pygame.sprite.Sprite.__init__(self) self.image = app_surface self.rect = self.image.get_rect() self.rect.topleft = apple_pos self.speed = 1 def update(self): global START_TIME if START_TIME is None: START_TIME = time.time() self.rect.top += (self.speed * (1 + (time.time() - START_TIME) / 40)) if self.rect.top > SCREEN_HEIGHT: # 苹果落地游戏结束 global OVER_FLAG OVER_FLAG = True self.kill()# 初始化游戏pygame.init()screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))pygame.display.set_caption("猴子接苹果")# 载入图片background_surface = pygame.image.load(BACKGROUND_IMAGE_PATH).convert()monkey_surface = pygame.image.load(MONKEY_IMAGE_PATH).convert_alpha()apple_surface = pygame.image.load(APPLE_IMAGE_PATH).convert_alpha()# 创建猴子monkey = Monkey(monkey_surface, (200, 500))# 创建苹果组apple_group = pygame.sprite.Group()# 分数字体score_font = pygame.font.SysFont("arial", 40)# 主循环while True: if OVER_FLAG: break # 控制游戏最大帧率 clock.tick(FRAME_RATE) # 绘制背景 screen.blit(background_surface, (0, 0)) if ticks >= ANIMATE_CYCLE: ticks = 0 # 产生苹果 if ticks % 30 == 0: apple = Apple(apple_surface, [randint(0, SCREEN_WIDTH - apple_surface.get_width()), -apple_surface.get_height()]) apple_group.add(apple) # 控制苹果 apple_group.update() # 绘制苹果组 apple_group.draw(screen) # 绘制猴子 screen.blit(monkey_surface, monkey.rect) ticks += 1 # 接苹果 monkey.picking_apple(apple_group) # 更新分数 score_surface = score_font.render(str(monkey.apple_num), True, (0, 0, 255)) screen.blit(score_surface, (620, 10)) # 更新屏幕 pygame.display.update() for event in pygame.event.get(): if event.type == pygame.QUIT: pygame.quit() exit() # 控制方向 if event.type == pygame.KEYDOWN: if event.key in offset: if event.key == pygame.K_UP: offset[event.key] = 80 else: offset[event.key] = monkey.speed elif event.type == pygame.KEYUP: if event.key in offset: offset[event.key] = 0 # 移动猴子 if JUMP_STATUS: offset[pygame.K_DOWN] = 5 offset[pygame.K_UP] = 0 monkey.move(offset)# 游戏结束推出界面score_surface = score_font.render(str(monkey.apple_num), True, (0, 0, 255))over_surface = score_font.render(u"Game Over!", True, (0, 0, 255))screen.blit(background_surface, (0, 0))screen.blit(score_surface, (620, 10))screen.blit(over_surface, (250, 270))while True: pygame.display.update() for event in pygame.event.get(): if event.type == pygame.QUIT: pygame.quit() exit()

食用指南： 使用的图片

monkey.png：

background.jpg：

apple.png：

这是我的文件目录，学习者也可改为自己的:

更改的代码位置：

root_path = current_path[:current_path.find("monkey-picking-peach\\") + len("monkey-picking-peach\\")] \ + "resource\\images\\"

游戏截图：

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