Create snake_game.py and design game window

snake_game.py

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+import pygame
+import random
+
+# Initialize Pygame
+pygame.init()
+
+# Define colors
+WHITE = (255, 255, 255)
+BLACK = (0, 0, 0)
+RED = (255, 0, 0)
+GREEN = (0, 255, 0)
+
+# Define window dimensions
+WINDOW_WIDTH = 800
+WINDOW_HEIGHT = 600
+
+# Define snake dimensions
+SNAKE_SIZE = 20
+SNAKE_SPEED = 10
+
+# Initialize game window
+window = pygame.display.set_mode((WINDOW_WIDTH, WINDOW_HEIGHT))
+pygame.display.set_caption("Snake Game")
+
+clock = pygame.time.Clock()
+
+def draw_snake(snake_body):
+    for segment in snake_body:
+        pygame.draw.rect(window, GREEN, (segment[0], segment[1], SNAKE_SIZE, SNAKE_SIZE))
+
+def generate_food():
+    food_x = round(random.randrange(0, WINDOW_WIDTH - SNAKE_SIZE) / SNAKE_SIZE) * SNAKE_SIZE
+    food_y = round(random.randrange(0, WINDOW_HEIGHT - SNAKE_SIZE) / SNAKE_SIZE) * SNAKE_SIZE
+    return food_x, food_y
+
+def draw_food(food_x, food_y):
+    pygame.draw.rect(window, RED, (food_x, food_y, SNAKE_SIZE, SNAKE_SIZE))
+
+def display_score(score):
+    font = pygame.font.SysFont(None, 25)
+    text = font.render("Score: " + str(score), True, BLACK)
+    window.blit(text, (10, 10))
+
+def game_over():
+    font = pygame.font.SysFont(None, 50)
+    text = font.render("Game Over", True, BLACK)
+    window.blit(text, (WINDOW_WIDTH / 2 - text.get_width() / 2, WINDOW_HEIGHT / 2 - text.get_height() / 2))
+    pygame.display.update()
+    pygame.time.wait(2000)
+
+def snake_game():
+    # Initialize snake position and direction
+    snake_x = WINDOW_WIDTH / 2
+    snake_y = WINDOW_HEIGHT / 2
+    snake_direction = "RIGHT"
+    snake_body = []
+    snake_length = 1
+
+    # Initialize food position
+    food_x, food_y = generate_food()
+
+    # Initialize score
+    score = 0
+
+    # Game loop
+    game_over = False
+    while not game_over:
+        for event in pygame.event.get():
+            if event.type == pygame.QUIT:
+                pygame.quit()
+                quit()
+
+            if event.type == pygame.KEYDOWN:
+                if event.key == pygame.K_LEFT:
+                    snake_direction = "LEFT"
+                elif event.key == pygame.K_RIGHT:
+                    snake_direction = "RIGHT"
+                elif event.key == pygame.K_UP:
+                    snake_direction = "UP"
+                elif event.key == pygame.K_DOWN:
+                    snake_direction = "DOWN"
+
+        # Move the snake
+        if snake_direction == "LEFT":
+            snake_x -= SNAKE_SPEED
+        elif snake_direction == "RIGHT":
+            snake_x += SNAKE_SPEED
+        elif snake_direction == "UP":
+            snake_y -= SNAKE_SPEED
+        elif snake_direction == "DOWN":
+            snake_y += SNAKE_SPEED
+
+        # Check for game over conditions
+        if snake_x < 0 or snake_x >= WINDOW_WIDTH or snake_y < 0 or snake_y >= WINDOW_HEIGHT:
+            game_over()
+            break
+
+        # Check if the snake has eaten the food
+        if snake_x == food_x and snake_y == food_y:
+            food_x, food_y = generate_food()
+            score += 1
+            snake_length += 1
+
+        # Update snake body
+        snake_head = [snake_x, snake_y]
+        snake_body.append(snake_head)
+        if len(snake_body) > snake_length:
+            del snake_body[0]
+
+        # Check for snake self-collision
+        if snake_head in snake_body[:-1]:
+            game_over()
+            break
+
+        # Draw game objects
+        window.fill(WHITE)
+        draw_snake(snake_body)
+        draw_food(food_x, food_y)
+        display_score(score)
+        pygame.display.update()
+
+        # Set game frame rate
+        clock.tick(15)
+
+# Start the game
+snake_game()