Write python code for: Implement the following architecture: ([['write a snake game', 'Sure! Let\'s create a simple Snake game using Python and the Pygame library. This classic game involves controlling a snake to eat food while avoiding crashing into walls or itself. Below, I\'ll provide the full code along with explanations to help you understand each part.<br/><br/>---<br/><br/>### **Prerequisites**<br/><br/>Before we start, make sure you have the following installed:<br/><br/>- **Python**: You can download Python from [python.org](https://www.python.org/downloads/).<br/>- **Pygame library**: Install it using pip with the following command:<br/><pre><code class="``bash"><br/>  pip install pygame<pre><code class="``"><br/><br/>---<br/><br/>### **Full Source Code**<br/><pre><code class="python"><br/>import pygame<br/>import random<br/><br/># Initialize Pygame<br/>pygame.init()<br/><br/># ----------------------------<br/># Define Colors (R, G, B)<br/># ----------------------------<br/>WHITE = (255, 255, 255)<br/>YELLOW = (255, 255, 102)<br/>BLACK = (0, 0, 0)<br/>RED = (213, 50, 80)<br/>GREEN = (0, 255, 0)<br/>BLUE = (50, 153, 213)<br/><br/># ----------------------------<br/># Game Window Dimensions<br/># ----------------------------<br/>WINDOW_WIDTH = 600<br/>WINDOW_HEIGHT = 400<br/><br/># Create the game window<br/>game_window = pygame.display.set_mode((WINDOW_WIDTH, WINDOW_HEIGHT))<br/>pygame.display.set_caption(\'Snake Game\')<br/><br/># Set the game clock<br/>clock = pygame.time.Clock()<br/><br/># ----------------------------<br/># Snake and Food Settings<br/># ----------------------------<br/>SNAKE_BLOCK = 10  # Size of each block of the snake<br/>SNAKE_SPEED = 15  # Initial speed of the snake<br/><br/># ----------------------------<br/># Fonts for Text Display<br/># ----------------------------<br/>SCORE_FONT = pygame.font.SysFont(\'arial\', 25)<br/>MESSAGE_FONT = pygame.font.SysFont(\'arial\', 35)<br/><br/># ----------------------------<br/># Functions<br/># ----------------------------<br/><br/>def display_score(score):<br/>    """Display the current score on the screen."""<br/>    value = SCORE_FONT.render(f"Score: {score}", True, YELLOW)<br/>    game_window.blit(value, [0, 0])<br/><br/>def draw_snake(snake_block, snake_list):<br/>    """Draw the snake on the screen."""<br/>    for block in snake_list:<br/>        pygame.draw.rect(game_window, BLACK, [block[0], block[1], snake_block, snake_block])<br/><br/>def show_message(message, color):<br/>    """Display a message in the center of the screen."""<br/>    msg = MESSAGE_FONT.render(message, True, color)<br/>    msg_rect = msg.get_rect(center=(WINDOW_WIDTH / 2, WINDOW_HEIGHT / 2))<br/>    game_window.blit(msg, msg_rect)<br/><br/># ----------------------------<br/># Main Game Function<br/># ----------------------------<br/><br/>def game_loop():<br/>    game_over = False<br/>    game_close = False<br/><br/>    # Starting position of the snake<br/>    x = WINDOW_WIDTH / 2<br/>    y = WINDOW_HEIGHT / 2<br/><br/>    # Initial movement direction<br/>    x_change = 0<br/>    y_change = 0<br/><br/>    # Initial snake body<br/>    snake_list = []<br/>    snake_length = 1<br/><br/>    # Initial food position<br/>    food_x = round(random.randrange(0, WINDOW_WIDTH - SNAKE_BLOCK) / 10.0) * 10.0<br/>    food_y = round(random.randrange(0, WINDOW_HEIGHT - SNAKE_BLOCK) / 10.0) * 10.0<br/><br/>    while not game_over:<br/><br/>        while game_close:<br/>            game_window.fill(BLUE)<br/>            show_message("You Lost! Press C to Play Again or Q to Quit", RED)<br/>            display_score(snake_length - 1)<br/>            pygame.display.update()<br/><br/>            # Event handling when the game is over<br/>            for event in pygame.event.get():<br/>                if event.type == pygame.KEYDOWN:<br/>                    if event.key == pygame.K_q:<br/>                        game_over = True<br/>                        game_close = False<br/>                    if event.key == pygame.K_c:<br/>                        game_loop()<br/>                if event.type == pygame.QUIT:<br/>                    game_over = True<br/>                    game_close = False<br/><br/>        # Event handling for movement<br/>        for event in pygame.event.get():<br/>            if event.type == pygame.QUIT:<br/>                game_over = True<br/>            if event.type == pygame.KEYDOWN:<br/>                if event.key == pygame.K_LEFT and x_change == 0:<br/>                    x_change = -SNAKE_BLOCK<br/>                    y_change = 0<br/>                elif event.key == pygame.K_RIGHT and x_change == 0:<br/>                    x_change = SNAKE_BLOCK<br/>                    y_change = 0<br/>                elif event.key == pygame.K_UP and y_change == 0:<br/>                    y_change = -SNAKE_BLOCK<br/>                    x_change = 0<br/>                elif event.key == pygame.K_DOWN and y_change == 0:<br/>                    y_change = SNAKE_BLOCK<br/>                    x_change = 0<br/><br/>        # Check for boundaries collision<br/>        if x &gt;= WINDOW_WIDTH or x &lt; 0 or y &gt;= WINDOW_HEIGHT or y &lt; 0:<br/>            game_close = True<br/><br/>        x += x_change<br/>        y += y_change<br/><br/>        game_window.fill(BLUE)<br/>        pygame.draw.rect(game_window, GREEN, [food_x, food_y, SNAKE_BLOCK, SNAKE_BLOCK])<br/><br/>        # Update snake\'s body<br/>        snake_head = [x, y]<br/>        snake_list.append(snake_head)<br/><br/>        if len(snake_list) &gt; snake_length:<br/>            del snake_list[0]<br/><br/>        # Check if the snake collided with itself<br/>        for block in snake_list[:-1]:<br/>            if block == snake_head:<br/>                game_close = True<br/><br/>        draw_snake(SNAKE_BLOCK, snake_list)<br/>        display_score(snake_length - 1)<br/><br/>        pygame.display.update()<br/><br/>        # Check if the snake has eaten the food<br/>        if x == food_x and y == food_y:<br/>            food_x = round(random.randrange(0, WINDOW_WIDTH - SNAKE_BLOCK) / 10.0) * 10.0<br/>            food_y = round(random.randrange(0, WINDOW_HEIGHT - SNAKE_BLOCK) / 10.0) * 10.0<br/>            snake_length += 1<br/><br/>        clock.tick(SNAKE_SPEED)<br/><br/>    pygame.quit()<br/>    quit()<br/><br/># Start the game<br/>game_loop()</code></pre><br/><br/>---<br/><br/>### **Explanation of the Code**<br/><br/>#### **1. Initialization**<br/><br/>- **Import Modules**: We import `pygame` for game functionality and `random` for generating random positions for the food.<br/>- **Pygame Initialization**: `pygame.init()` initializes all the Pygame modules.<br/>- **Define Colors**: We define some color constants using RGB values for easy reference.<br/><br/>#### **2. Game Window Setup**<br/><br/>- **Window Dimensions**: Set `WINDOW_WIDTH` and `WINDOW_HEIGHT` for the game window size.<br/>- **Create Window**: `pygame.display.set_mode()` creates the window where everything will be drawn.<br/>- **Set Window Title**: `pygame.display.set_caption()` sets the title of the game window.<br/>- **Game Clock**: `pygame.time.Clock()` will be used to control the game\'s frame rate.<br/><br/>#### **3. Game Settings**<br/><br/>- **Snake Settings**: `SNAKE_BLOCK` defines the size of each block of the snake. `SNAKE_SPEED` controls how fast the snake moves.<br/>- **Fonts**: We set up fonts for displaying the score and messages using `pygame.font.SysFont()`.<br/><br/>#### **4. Functions**<br/><br/>- **`display_score(score)`**: Renders the current score and displays it on the screen.<br/>- **`draw_snake(snake_block, snake_list)`**: Draws each block of the snake onto the game window.<br/>- **`show_message(message, color)`**: Displays a message in the center of the screen when the game ends.<br/><br/>#### **5. Main Game Loop (`game_loop()` function)**<br/><br/>- **Game Over Flags**: `game_over` and `game_close` control the main loop and the end-of-game loop.<br/>- **Snake Starting Position**: The snake starts in the middle of the window.<br/>- **Snake Movement**: `x_change` and `y_change` track the direction the snake is moving.<br/>- **Snake Body**: `snake_list` keeps track of all segments of the snake\'s body.<br/>- **Food Position**: Randomly generate `food_x` and `food_y` for the food\'s location.<br/><br/>**Event Handling:**<br/><br/>- **Movement Events**: Detect key presses to change the direction of the snake. The snake cannot reverse direction instantly (prevents 180-degree turns).<br/>- **Boundary Collision**: If the snake hits the edge of the window, the game closes.<br/>- **Self-Collision**: If the snake runs into itself, the game closes.<br/>- **Exit Events**: Detect if the player wants to quit the game.<br/><br/>**Game Logic:**<br/><br/>- **Snake Position Update**: Update the snake\'s position based on the direction.<br/>- **Screen Update**: Fill the background, draw the food and the snake, update the score, and update the display.<br/>- **Eating Food**: If the snake\'s head reaches the food position, increase the snake\'s length and generate new food.<br/>- **Frame Rate**: Control the game\'s speed with `clock.tick(SNAKE_SPEED)`.<br/><br/>---<br/><br/>### **How to Run the Game**<br/><br/>1. **Save the Code**: Copy the code into a file named `snake_game.py`.<br/>2. **Run the Game**: Open your terminal or command prompt, navigate to the directory containing `snake_game.py`, and run:<br/><pre><code class="```bash"><br/>   python snake_game.py<pre><code class="```"><br/><br/>---<br/><br/>### **Controls**<br/><br/>- **Arrow Keys**: Use the arrow keys to move the snake up, down, left, or right.<br/>- **Restart/Quit**: When you lose, press `C` to play again or `Q` to quit.<br/><br/>---<br/><br/>### **Customization Tips**<br/><br/>- **Change the Speed**: Modify `SNAKE_SPEED` to make the game faster or slower.<br/>- **Adjust the Block Size**: Change `SNAKE_BLOCK` to make the snake and food larger or smaller.<br/>- **Game Window Size**: Adjust `WINDOW_WIDTH` and `WINDOW_HEIGHT` for a bigger or smaller game area.<br/>- **Colors**: Customize the colors by changing the RGB values at the beginning of the code.<br/>- **Add Sound Effects**: Pygame supports sound. You can add sounds for eating food or game over events.<br/><br/>---<br/><br/>### **Enjoy the Game!**<br/><br/>Feel free to experiment with the code, add new features, or improve the game\'s appearance. This is a great way to practice Python programming and game development concepts.<br/><br/>If you have any questions or need further assistance, don\'t hesitate to ask!']], 1, '<Response [200]>', {'interactive': True, '__type__': 'update'})