飞机大战游戏的Python代码

以下是一个简单的飞机大战游戏的Python代码示例：

import pygame  
import random  
  
# 初始化pygame  
pygame.init()  
  
# 设置屏幕大小和标题  
screen_width = 800  
screen_height = 600  
screen = pygame.display.set_mode((screen_width, screen_height))  
pygame.display.set_caption("飞机大战")  
  
# 设置颜色  
WHITE = (255, 255, 255)  
RED = (255, 0, 0)  
GREEN = (0, 255, 0)  
  
# 定义飞机类  
class Plane(pygame.sprite.Sprite):  
    def __init__(self):  
        super().__init__()  
        self.image = pygame.Surface([50, 30])  
        self.image.fill(GREEN)  
        self.rect = self.image.get_rect()  
        self.rect.x = screen_width // 2  
        self.rect.y = screen_height - 40  
        self.change_x = 0  
  
    def update(self):  
        self.rect.x += self.change_x  
        if self.rect.x < 0:  
            self.rect.x = 0  
        if self.rect.x > screen_width - 50:  
            self.rect.x = screen_width - 50  
  
    def go_left(self):  
        self.change_x = -5  
  
    def go_right(self):  
        self.change_x = 5  
  
    def stop(self):  
        self.change_x = 0  
  
# 定义敌人类  
class Enemy(pygame.sprite.Sprite):  
    def __init__(self):  
        super().__init__()  
        self.image = pygame.Surface([40, 25])  
        self.image.fill(RED)  
        self.rect = self.image.get_rect()  
        self.rect.x = random.randint(0, screen_width - 40)  
        self.rect.y = -40  
        self.speed = random.randint(1, 3)  
  
    def update(self):  
        self.rect.y += self.speed  
        if self.rect.y > screen_height:  
            self.rect.y = -40  
            self.rect.x = random.randint(0, screen_width - 40)  
            self.speed = random.randint(1, 3)  
  
# 初始化敌机精灵组和飞机精灵组  
all_sprites = pygame.sprite.Group()  
plane = Plane()  
all_sprites.add(plane)  
enemies = pygame.sprite.Group()  
for i in range(5):  
    enemy = Enemy()  
    all_sprites.add(enemy)  
    enemies.add(enemy)  
  
# 游戏主循环  
running = True  
while running:  
    for event in pygame.event.get():  
        if event.type == pygame.QUIT:  
            running = False  
        elif event.type == pygame.KEYDOWN:  
            if event.key == pygame.K_LEFT:  
                plane.go_left()  
            elif event.key == pygame.K_RIGHT:  
                plane.go_right()  
        elif event.type == pygame.KEYUP:  
            if event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT:  
                plane.stop()  
            elif event.key == pygame.K_SPACE:  # 发射子弹，这里需要自己实现子弹类和逻辑，这里省略了子弹类的定义和逻辑实现。