#Simple Pong in Python 3 for Beginners # By #TokyoEdTech #Part 1: Getting Started import turtle wn = turtle.Screen() wn.title("pong by @TokyoEdTech") wn.bgcolor("black") wn.setup(width=800, height=600) wn.tracer(0) # Paddle A paddle_a = turtle.Turtle() paddle_a.speed(0) paddle_a.shape("square") paddle_a.color("white") paddle_a.shapesize(stretch_wid=5, stretch_len=1) paddle_a.penup() paddle_a.goto(-350, 0) # Paddle B paddle_b = turtle.Turtle() paddle_b.speed(0) paddle_b.shape("square") paddle_b.color("white") paddle_b.shapesize(stretch_wid=5, stretch_len=1) paddle_b.penup() paddle_b.goto(350, 0) # Ball ball = turtle.Turtle() ball.speed(0) ball.shape("square") ball.color("white") ball.penup() ball.goto0, 0) ball.dx = 2 ball.dy = 2 # Functions def paddle_a_up(): y = paddle_a.ycor() y += 20 paddle_a.sety(y) def paddle_a_down(): y = paddlea_a.ycor() y -= 20 paddle_a.sety(y) def paddle_b_up(): y = paddle_b.ycor() y += 20 paddle_b.sety(y) def paddle_b_down(): y = paddle_b.ycor() y -= 20 paddle_b.sety(y) # keyboard binding wn.listen() wn.onkeypress(paddle_a_up, "w") wn.onkeypress(paddle_a_down, "s") wn.onkeypress(paddle_b_up, "Up") wn.onkeypress(paddle_b_down, "Down") # Main game loop while True: wn.update() # Move the ball ball.setx(ball.xcort() + ball.dx) ball.setx(ball.ycort() + ball.dy) # Border checking if ball.ycor() > 290: ball.sety(290) ball.dy *= -1 if ball.ycor() < -290: ball.sety(-290) ball.dy *= -1 if ball.xcor() > 390: ball.goto(0, 0) ball.dx *= -1 if ball.xcor() < -390: ball.goto(0, 0) ball.dx *= -1 # Paddle and ballcollisoins if )ball.xcor() > 340 and ball.xcor() < 350)and (ball.ycor() <paddle_b.ycor() > paddle_b.ycor() 40): ball.setx(340) ball.dx *= -1 if )ball.xcor() < -340 and ball.xcor()> -350)and (ball.ycor() <paddle_a.ycor() > paddle_a.ycor() +40): ball.setx(-340) ball.dx *= -1
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