pong_game.py

# 

import pygame
import sys

pygame.init()

WIDTH, HEIGHT = 600, 400
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
BALL_SPEED = 5

screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("Pong Game")

ball_x, ball_y = WIDTH // 2, HEIGHT // 2
ball_speed_x, ball_speed_y = BALL_SPEED, BALL_SPEED

paddle_width, paddle_height = 15, 60
left_paddle_x, right_paddle_x = 10, WIDTH - 25
left_paddle_y, right_paddle_y = HEIGHT // 2 - paddle_height // 2, HEIGHT // 2 - paddle_height // 2
paddle_speed = 7

score_left, score_right = 0, 0

# Font for display
font = pygame.font.Font(None, 35)

def reset_ball():
    return WIDTH // 2, HEIGHT // 2, BALL_SPEED, BALL_SPEED

# Game loop
while True:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            sys.exit()

    keys = pygame.key.get_pressed()
    if keys[pygame.K_w] and left_paddle_y > 0:
        left_paddle_y -= paddle_speed
    if keys[pygame.K_s] and left_paddle_y < HEIGHT - paddle_height:
        left_paddle_y += paddle_speed
    if keys[pygame.K_UP] and right_paddle_y > 0:
        right_paddle_y -= paddle_speed
    if keys[pygame.K_DOWN] and right_paddle_y < HEIGHT - paddle_height:
        right_paddle_y += paddle_speed

    ball_x += ball_speed_x
    ball_y += ball_speed_y

    if (left_paddle_x < ball_x < left_paddle_x + paddle_width and
        left_paddle_y < ball_y < left_paddle_y + paddle_height) or \
       (right_paddle_x < ball_x < right_paddle_x + paddle_width and
        right_paddle_y < ball_y < right_paddle_y + paddle_height):
        ball_speed_x = -ball_speed_x

    if ball_y <= 0 or ball_y >= HEIGHT:
        ball_speed_y = -ball_speed_y

    if ball_x <= 0:
        score_right += 1
        ball_x, ball_y, ball_speed_x, ball_speed_y = reset_ball()
    if ball_x >= WIDTH:
        score_left += 1
        ball_x, ball_y, ball_speed_x, ball_speed_y = reset_ball()

    # Drawing the screen
    screen.fill(BLACK)
    pygame.draw.rect(screen, WHITE, (left_paddle_x, left_paddle_y, paddle_width, paddle_height))
    pygame.draw.rect(screen, WHITE, (right_paddle_x, right_paddle_y, paddle_width, paddle_height))
    pygame.draw.ellipse(screen, WHITE, (ball_x - 10, ball_y - 10, 20, 20))
    score_display = font.render("Score: {} - {}".format(score_left, score_right), True, WHITE)
    screen.blit(score_display, (WIDTH // 2 - 40, 10))
    pygame.display.flip()
    pygame.time.Clock().tick(60)