Untitled

import pygame
import time
import random

# Initialize pygame
pygame.init()

# Colors
white = (255, 255, 255)
black = (0, 0, 0)
red = (213, 50, 80)
green = (0, 255, 0)
blue = (50, 153, 213)

# Display size
width = 600
height = 400

# Create window
win = pygame.display.set_mode((width, height))
pygame.display.set_caption("Snake Game")

# Snake block size
block_size = 10

# Speed
speed = 15

# Fonts
font = pygame.font.SysFont("bahnschrift", 25)

def message(msg, color, x, y):
    mesg = font.render(msg, True, color)
        win.blit(mesg, [x, y])

        def gameLoop():
            game_over = False
                game_close = False

                    x = width / 2
                        y = height / 2

                            x_change = 0
                                y_change = 0

                                    snake_body = []
                                        length = 1

                                            food_x = round(random.randrange(0, width - block_size) / 10.0) * 10.0
                                                food_y = round(random.randrange(0, height - block_size) / 10.0) * 10.0

                                                    clock = pygame.time.Clock()

                                                        while not game_over:
                                                                while game_close:
                                                                            win.fill(black)
                                                                                        message("Game Over! Press Q-Quit or C-Play Again", red, width / 6, height / 3)
                                                                                                    pygame.display.update()

                                                                                                                for event in pygame.event.get():
                                                                                                                                if event.type == pygame.KEYDOWN:
                                                                                                                                                    if event.key == pygame.K_q:
                                                                                                                                                                            game_over = True
                                                                                                                                                                                                    game_close = False
                                                                                                                                                                                                                        if event.key == pygame.K_c:
                                                                                                                                                                                                                                                gameLoop()

                                                                                                                                                                                                                                                        for event in pygame.event.get():
                                                                                                                                                                                                                                                                    if event.type == pygame.QUIT:
                                                                                                                                                                                                                                                                                    game_over = True
                                                                                                                                                                                                                                                                                                elif event.type == pygame.KEYDOWN:
                                                                                                                                                                                                                                                                                                                if event.key == pygame.K_LEFT:
                                                                                                                                                                                                                                                                                                                                    x_change = -block_size
                                                                                                                                                                                                                                                                                                                                                        y_change = 0
                                                                                                                                                                                                                                                                                                                                                                        elif event.key == pygame.K_RIGHT:
                                                                                                                                                                                                                                                                                                                                                                                            x_change = block_size
                                                                                                                                                                                                                                                                                                                                                                                                                y_change = 0
                                                                                                                                                                                                                                                                                                                                                                                                                                elif event.key == pygame.K_UP:
                                                                                                                                                                                                                                                                                                                                                                                                                                                    y_change = -block_size
                                                                                                                                                                                                                                                                                                                                                                                                                                                                        x_change = 0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        elif event.key == pygame.K_DOWN:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            y_change = block_size
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                x_change = 0

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        if x >= width or x < 0 or y >= height or y < 0:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    game_close = True

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            x += x_change
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    y += y_change
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            win.fill(black)
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    pygame.draw.rect(win, green, [food_x, food_y, block_size, block_size])

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            snake_head = []
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    snake_head.append(x)
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            snake_head.append(y)
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    snake_body.append(snake_head)

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            if len(snake_body) > length:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        del snake_body[0]

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                for block in snake_body[:-1]:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            if block == snake_head:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            game_close = True

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    for block in snake_body:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                pygame.draw.rect(win, blue, [block[0], block[1], block_size, block_size])

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        pygame.display.update()

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                if x == food_x and y == food_y:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            food_x = round(random.randrange(0, width - block_size) / 10.0) * 10.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        food_y = round(random.randrange(0, height - block_size) / 10.0) * 10.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    length += 1

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            clock.tick(speed)

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                pygame.quit()
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    quit()

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    gameLoop()