"Build Your Own Snake Game in Python: A Step-by-Step Guide"

 "Create a Classic Snake Game in Python"

Are you ready to dive into Python game development? In this tutorial, we’ll guide you through building a simple Snake game using Python. Whether you're a beginner or looking to refresh your skills, this project is a great way to learn essential programming concepts such as loops, conditionals, and handling user input. Follow along with the full code and step-by-step instructions to create your own interactive Snake game in Python.

import pygame

import time

import random

pygame.init()

# Define the colors

white = (255, 255, 255)

yellow = (255, 255, 102)

black = (0, 0, 0)

red = (213, 50, 80)

green = (0, 255, 0)

blue = (50, 153, 213)

# Set the screen width and height

dis_width = 600

dis_height = 400

# Set up the display

dis = pygame.display.set_mode((dis_width, dis_height))

pygame.display.set_caption('Snake Game')

# Set up the clock

clock = pygame.time.Clock()

# Set up the snake block and speed

snake_block = 10

snake_speed = 15

# Define the font

font_style = pygame.font.SysFont("bahnschrift", 25)

score_font = pygame.font.SysFont("comicsansms", 35)

# Function to display the current score

def Your_score(score):

    value = score_font.render("Your Score: " + str(score), True, black)

    dis.blit(value, [0, 0])

# Function to draw the snake

def our_snake(snake_block, snake_list):

    for x in snake_list:

        pygame.draw.rect(dis, green, [x[0], x[1], snake_block, snake_block])

# Function to display a message when the game is over

def message(msg, color):

    mesg = font_style.render(msg, True, color)

    dis.blit(mesg, [dis_width / 6, dis_height / 3])

# Main game loop

def gameLoop():

    game_over = False

    game_close = False

    # Starting position of the snake

    x1 = dis_width / 2

    y1 = dis_height / 2

    x1_change = 0

    y1_change = 0

    # Snake body

    snake_List = []

    Length_of_snake = 1

    # Food position

    foodx = round(random.randrange(0, dis_width - snake_block) / 10.0) * 10.0

    foody = round(random.randrange(0, dis_height - snake_block) / 10.0) * 10.0

    # Game loop

    while not game_over:

        while game_close:

            dis.fill(blue)

            message("You Lost! Press Q-Quit or C-Play Again", red)

            Your_score(Length_of_snake - 1)

            pygame.display.update()

            for event in pygame.event.get():

                if event.type == pygame.KEYDOWN:

                    if event.key == pygame.K_q:

                        game_over = True

                    if event.key == pygame.K_c:

                        gameLoop()

        for event in pygame.event.get():

            if event.type == pygame.QUIT:

                game_over = True

            if event.type == pygame.KEYDOWN:

                if event.key == pygame.K_LEFT:

                    x1_change = -snake_block

                    y1_change = 0

                elif event.key == pygame.K_RIGHT:

                    x1_change = snake_block

                    y1_change = 0

                elif event.key == pygame.K_UP:

                    y1_change = -snake_block

                    x1_change = 0

                elif event.key == pygame.K_DOWN:

                    y1_change = snake_block

                    x1_change = 0

        # Check for boundaries and self-collision

        if x1 >= dis_width or x1 < 0 or y1 >= dis_height or y1 < 0:

            game_close = True

        x1 += x1_change

        y1 += y1_change

        dis.fill(blue)

        # Draw the food

        pygame.draw.rect(dis, yellow, [foodx, foody, snake_block, snake_block])

        # Add the snake's head to the body

        snake_Head = []

        snake_Head.append(x1)

        snake_Head.append(y1)

        snake_List.append(snake_Head)

        if len(snake_List) > Length_of_snake:

            del snake_List[0]

        # Check for collision with itself

        for x in snake_List[:-1]:

            if x == snake_Head:

                game_close = True

        # Draw the snake

        our_snake(snake_block, snake_List)

        Your_score(Length_of_snake - 1)

        pygame.display.update()

        # Check if snake eats food

        if x1 == foodx and y1 == foody:

            foodx = round(random.randrange(0, dis_width - snake_block) / 10.0) * 10.0

            foody = round(random.randrange(0, dis_height - snake_block) / 10.0) * 10.0

            Length_of_snake += 1

        clock.tick(snake_speed)

    pygame.quit()

    quit()

# Run the game

gameLoop()