main.py

from turtle import Screen
from snake import Snake
from food import Food
from scoreboard import Score
import time

screen = Screen()


screen.setup(width=600, height=600)
screen.bgcolor("black")
screen.title("My Snake Game!")
screen.tracer(0)


snake = Snake()
food = Food()
score = Score()

screen.listen()
screen.onkey(snake.up, "Up")
screen.onkey(snake.down, "Down")
screen.onkey(snake.left, "Left")
screen.onkey(snake.right, "Right")

is_game_on = True

while is_game_on:
    screen.update()
    time.sleep(0.1)
    snake.move()

    if snake.head.distance(food) < 15:
        Food.refresh(food)
        snake.extend()
        score.increase_score()

#     Detect collision with wall
    if snake.head.xcor() > 280 or snake.head.xcor() < -280 or snake.head.ycor() > 280 or snake.head.ycor() < -280:
        is_game_on = False
        score.game_over()

    for segment in snake.segments[1:]:
        if snake.head.distance(segment) < 10:
            is_game_on = False
            score.game_over()

screen.exitonclick()