# Simple Snake Game in Python 3 for Beginners # By @Sedyk Hanafi import turtle import time import random delay = 0.1 # Score score = 0 high_score = 0 # Set up the screen wn = turtle.Screen() wn.title("Snake Game by @TokyoEdTech") wn.bgcolor("green") wn.setup(width=600, height=600) wn.tracer(0) # Turns off the screen updates # Snake head head = turtle.Turtle() head.speed(0) head.shape("square") head.color("black") head.penup() head.goto(0,0) head.direction = "stop" # Snake food food = turtle.Turtle() food.speed(0) food.shape("circle") food.color("red") food.penup() food.goto(0,100) segments = [] # Pen pen = turtle.Turtle() pen.speed(0) pen.shape("square") pen.color("white") pen.penup() pen.hideturtle() pen.goto(0, 260) pen.write("Score: 0 High Score: 0", align="center", font=("Courier", 24, "normal")) # Functions def go_up(): if head.direction != "down": head.direction = "up" def go_down(): if head.direction != "up": head.direction = "down" def go_left(): if head.direction != "right": head.direction = "left" def go_right(): if head.direction != "left": head.direction = "right" def move(): if head.direction == "up": y = head.ycor() head.sety(y + 20) if head.direction == "down": y = head.ycor() head.sety(y - 20) if head.direction == "left": x = head.xcor() head.setx(x - 20) if head.direction == "right": x = head.xcor() head.setx(x + 20) # Keyboard bindings wn.listen() wn.onkeypress(go_up, "w") wn.onkeypress(go_down, "s") wn.onkeypress(go_left, "a") wn.onkeypress(go_right, "d") # Main game loop while True: wn.update() # Check for a collision with the border if head.xcor()>290 or head.xcor()<-290 or head.ycor()>290 or head.ycor()<-290: time.sleep(1) head.goto(0,0) head.direction = "stop" # Hide the segments for segment in segments: segment.goto(1000, 1000) # Clear the segments list segments.clear() # Reset the score score = 0 # Reset the delay delay = 0.1 pen.clear() pen.write("Score: {} High Score: {}".format(score, high_score), align="center", font=("Courier", 24, "normal")) # Check for a collision with the food if head.distance(food) < 20: # Move the food to a random spot x = random.randint(-290, 290) y = random.randint(-290, 290) food.goto(x,y) # Add a segment new_segment = turtle.Turtle() new_segment.speed(0) new_segment.shape("square") new_segment.color("grey") new_segment.penup() segments.append(new_segment) # Shorten the delay delay -= 0.001 # Increase the score score += 10 if score > high_score: high_score = score pen.clear() pen.write("Score: {} High Score: {}".format(score, high_score), align="center", font=("Courier", 24, "normal")) # Move the end segments first in reverse order for index in range(len(segments)-1, 0, -1): x = segments[index-1].xcor() y = segments[index-1].ycor() segments[index].goto(x, y) # Move segment 0 to where the head is if len(segments) > 0: x = head.xcor() y = head.ycor() segments[0].goto(x,y) move() # Check for head collision with the body segments for segment in segments: if segment.distance(head) < 20: time.sleep(1) head.goto(0,0) head.direction = "stop" # Hide the segments for segment in segments: segment.goto(1000, 1000) # Clear the segments list segments.clear() # Reset the score score = 0 # Reset the delay delay = 0.1 # Update the score display pen.clear() pen.write("Score: {} High Score: {}".format(score, high_score), align="center", font=("Courier", 24, "normal")) time.sleep(delay) wn.mainloop()