python pong game code example

Example 1: python pong game

#The best python pong game without pygame!

import turtle

a_wins = False
b_wins = False

# Set up the screen
turtle.Screen()
wn = turtle.Screen()
wn.title("Ping Pong game by Timothy")
wn.bgcolor("black")
wn.setup(width=800, height=600)
wn.tracer(0)

# Score
score_a = 0
score_b = 0
score_lim = 10
switch = True

# Paddle A
paddle_a = turtle.Turtle()
paddle_a.speed(0)
paddle_a.color("white")
paddle_a.shape("square")
paddle_a.penup()
paddle_a.goto(-350, 0)
paddle_a.shapesize(stretch_wid=5, stretch_len=1)

# Paddle B
paddle_b = turtle.Turtle()
paddle_b.speed(0)
paddle_b.color("white")
paddle_b.shape("square")
paddle_b.penup()
paddle_b.goto(350, 0)
paddle_b.shapesize(stretch_wid=5, stretch_len=1)

paddle_a_speed = 20
paddle_b_speed = 20

# Ball
ball = turtle.Turtle()
ball.speed(0)
ball.shape("circle")
ball.color("white")
ball.penup()
ball.goto(0, 0)
ball.dy = 0.4
ball.dx = 0.4

# Pen
pen = turtle.Turtle()
pen.speed(0)
pen.penup()
pen.color("white")
pen.hideturtle()
pen.goto(0, 260)
pen.write("Player A: 0  Player B: 0", align="center", font=("Courier", 24, "normal"))

# Win
win = turtle.Turtle()
win.speed(0)
win.penup()
win.color("white")
win.hideturtle()
win.goto(0, 0)


# Function
def paddle_a_up():
    y = paddle_a.ycor()
    y += paddle_a_speed
    paddle_a.sety(y)


def paddle_a_down():
    y = paddle_a.ycor()
    y -= paddle_a_speed
    paddle_a.sety(y)


def paddle_b_up():
    y = paddle_b.ycor()
    y += paddle_b_speed
    paddle_b.sety(y)


def paddle_b_down():
    y = paddle_b.ycor()
    y -= paddle_b_speed
    paddle_b.sety(y)


turtle.listen()
turtle.onkey(paddle_a_up, "w")
turtle.onkey(paddle_a_down, "s")
turtle.onkey(paddle_b_up, "Up")
turtle.onkey(paddle_b_down, "Down")

# Main game loop
while True:
    wn.update()

    # Move the ball
    ball.setx(ball.xcor() + ball.dx)
    ball.sety(ball.ycor() + ball.dy)

    # Border
    if ball.ycor() > 290:
        ball.sety(290)
        ball.dy *= -1
    elif ball.ycor() < -290:
        ball.sety(-290)
        ball.dy *= -1
    elif ball.xcor() > 390:
        ball.goto(0, 0)
        ball.dx *= -1
        score_a += 1
    elif ball.xcor() < -390:
        ball.goto(0, 0)
        ball.dx *= -1
        score_b += 1

    # Paddle
    if 340 < ball.xcor() < 350 and paddle_b.ycor() + 40 > ball.ycor() > paddle_b.ycor() - 40:
        ball.setx(340)
        ball.dx *= -1
    if -340 > ball.xcor() > -350 and paddle_a.ycor() + 40 > ball.ycor() > paddle_a.ycor() - 40:
        ball.setx(-340)
        ball.dx *= -1

    pen.clear()
    pen.write(f"Player A: {score_a}  Player B: {score_b}", align="center", font=("Courier", 24, "normal"))

    if score_a == score_lim:
        turtle.clearscreen()
        a_wins = True
        break

    elif score_b == score_lim:
        turtle.clearscreen()
        b_wins = True
        break


while True:
    if a_wins:
        wn.bgcolor("black")
        win.write("Player A wins", align="center", font=("Courier", 50, "normal"))
    elif b_wins:
        wn.bgcolor("black")
        win.write("Player B wins", align="center", font=("Courier", 50, "normal"))

Example 2: pygame pong

import pygame

### Colors
WHITE = (255, 255, 255)
BLACK = (0,0,0)

### Constants
W = 600
H = 600
pygame.font.init()
comic = pygame.font.SysFont('Comic Sans MS', 30)

### Variables
wt = 10
mplay = False

p1x = W/30
p1y = H/2 - ((W/60)**2)/2

p2x = W-(W/30)
p2y = H/2 - ((W/60)**2)/2

p1score = 0
p2score = 0

w_p = False
s_p = False
wsr = False
u_p = False
d_p = False
udr = False

dm = H/40

paddle_width = W/60
paddle_height = paddle_width**2

bsd = 1

bx = W/2
by = H/2
bw = W/65
bxv = H/60
bxv = -bxv
byv = 0

### Functions
def drawpaddle(x, y, w, h):
    pygame.draw.rect(screen, WHITE, (x, y, w, h))

def drawball(x, y):
    pygame.draw.circle(screen, WHITE, (int(x), int(y)), int(bw))

def uploc():
    global p1y
    global p2y
    if w_p:
        if p1y-(dm) < 0:
            py1 = 0
        else:
            p1y -= dm
    elif s_p:
        if p1y+(dm)+paddle_height > H:
            p1y = H-paddle_height
        else:
            p1y += dm
    if u_p:
        if p2y-(dm) < 0:
            p2y = 0
        else:
            p2y -= dm
    elif d_p:
        if p2y+(dm)+paddle_height > H:
            p2y = H-paddle_height
        else:
            p2y += dm

def upblnv():
    global bx
    global bxv
    global by
    global byv
    global p2score
    global p1score

    if (bx+bxv < p1x+paddle_width) and ((p1y < by+byv+bw) and (by+byv-bw < p1y+paddle_height)):
        bxv = -bxv
        byv = ((p1y+(p1y+paddle_height))/2)-by
        byv = -byv/((5*bw)/7)
    elif bx+bxv < 0:
        p2score += 1
        bx = W/2
        bxv = H/60
        by = H/2
        byv = 0
    if (bx+bxv > p2x) and ((p2y < by+byv+bw) and (by+byv-bw < p2y+paddle_height)):
        bxv = -bxv
        byv = ((p2y+(p2y+paddle_height))/2)-by
        byv = -byv/((5*bw)/7)
    elif bx+bxv > W:
        p1score += 1
        bx = W/2
        bxv = -H/60
        by = H/2
        byv = 0
    if by+byv > H or by+byv < 0:
        byv = -byv

    bx += bxv
    by += byv

def drawscore():
    score = comic.render(str(p1score) + " - " + str(p2score), False, WHITE)
    screen.blit(score, (W/2,30))

### Initialize
screen = pygame.display.set_mode((W, H))
pygame.display.set_caption('Snake ML v.1.0.0')
screen.fill(BLACK)
pygame.display.flip()

running = True
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_ESCAPE:
                running = False
            if event.key == pygame.K_w:
                w_p = True
                if s_p == True:
                    s_p = False
                    wsr = True
            if event.key == pygame.K_s:
                s_p = True
                if w_p == True:
                    w_p = False
                    wsr = True
            if event.key == pygame.K_UP:
                u_p = True
                if d_p == True:
                    d_p = False
                    udr = True
            if event.key == pygame.K_DOWN:
                d_p = True
                if u_p == True:
                    u_p = False
                    udr = True
        if event.type == pygame.KEYUP:
            if event.key == pygame.K_w:
                w_p = False
                if wsr == True:
                    s_p = True
                    wsr = False
            if event.key == pygame.K_s:
                s_p = False
                if wsr == True:
                    w_p = True
                    wsr = False
            if event.key == pygame.K_UP:
                u_p = False
                if udr == True:
                    d_p = True
                    udr = False
            if event.key == pygame.K_DOWN:
                d_p = False
                if udr == True:
                    u_p = True
                    udr = False

    screen.fill(BLACK)
    uploc()
    upblnv()
    drawscore()
    drawball(bx, by)
    drawpaddle(p1x, p1y, paddle_width, paddle_height)
    drawpaddle(p2x, p2y, paddle_width, paddle_height)
    pygame.display.flip()
    pygame.time.wait(wt)