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SnakeGame.py
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SnakeGame.py
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# importing libraries
import turtle
import random
import time
# creating turtle screen
screen = turtle.Screen()
screen.title('SNAKE GAME')
screen.setup(width=800, height=800)
screen.tracer(0)
turtle.bgcolor('green')
# creating a border for our game
turtle.speed(5)
turtle.pensize(4)
turtle.penup()
turtle.goto(-310, 250)
turtle.pendown()
turtle.color('black')
turtle.forward(600)
turtle.right(90)
turtle.forward(500)
turtle.right(90)
turtle.forward(600)
turtle.right(90)
turtle.forward(500)
turtle.penup()
turtle.hideturtle()
# score
score = 0
delay = 0.1
# snake
snake = turtle.Turtle()
snake.speed(0)
snake.shape('square')
snake.color("black")
snake.penup()
snake.goto(0, 0)
snake.direction = 'stop'
# food
fruit = turtle.Turtle()
fruit.speed(0)
fruit.shape('circle')
fruit.color('red')
fruit.penup()
fruit.goto(30, 30)
old_fruit = []
# scoring
scoring = turtle.Turtle()
scoring.speed(0)
scoring.color("black")
scoring.penup()
scoring.hideturtle()
scoring.goto(0, 300)
scoring.write("Score :", align="center", font=("Courier", 24, "bold"))
# define how to move
def snake_go_up():
if snake.direction != "down":
snake.direction = "up"
def snake_go_down():
if snake.direction != "up":
snake.direction = "down"
def snake_go_left():
if snake.direction != "right":
snake.direction = "left"
def snake_go_right():
if snake.direction != "left":
snake.direction = "right"
def snake_move():
if snake.direction == "up":
y = snake.ycor()
snake.sety(y + 20)
if snake.direction == "down":
y = snake.ycor()
snake.sety(y - 20)
if snake.direction == "left":
x = snake.xcor()
snake.setx(x - 20)
if snake.direction == "right":
x = snake.xcor()
snake.setx(x + 20)
# Keyboard bindings
screen.listen()
screen.onkeypress(snake_go_up, "Up")
screen.onkeypress(snake_go_down, "Down")
screen.onkeypress(snake_go_left, "Left")
screen.onkeypress(snake_go_right, "Right")
# main loop
while True:
screen.update()
# snake and fruit coliisions
if snake.distance(fruit) < 20:
x = random.randint(-290, 270)
y = random.randint(-240, 240)
fruit.goto(x, y)
scoring.clear()
score += 1
scoring.write("Score:{}".format(score), align="center",
font=("Courier", 24, "bold"))
delay -= 0.001
# creating new_ball
new_fruit = turtle.Turtle()
new_fruit.speed(0)
new_fruit.shape('square')
new_fruit.color('black')
new_fruit.penup()
old_fruit.append(new_fruit)
# adding ball to snake
for index in range(len(old_fruit) - 1, 0, -1):
a = old_fruit[index - 1].xcor()
b = old_fruit[index - 1].ycor()
old_fruit[index].goto(a, b)
if len(old_fruit) > 0:
a = snake.xcor()
b = snake.ycor()
old_fruit[0].goto(a, b)
snake_move()
# snake and border collision
if snake.xcor() > 280 or snake.xcor() < -300 or snake.ycor() > 240 or snake.ycor() < -240:
time.sleep(1)
screen.clear()
screen.bgcolor('turquoise')
scoring.goto(0, 0)
scoring.write(" GAME OVER \n Your Score is {}".format(
score), align="center", font=("Courier", 30, "bold"))
# snake collision
for food in old_fruit:
if food.distance(snake) < 20:
time.sleep(1)
screen.clear()
screen.bgcolor('turquoise')
scoring.goto(0, 0)
scoring.write(" GAME OVER \n Your Score is {}".format(score), align="center",
font=("Courier", 30, "bold"))
time.sleep(delay)
turtle.Terminator()