1. elif event.type == pygame.KEYDOWN:
2. if event.key == pygame.K_w:
3.                 player1_paddle_dy = -5
4. elif event.key == pygame.K_s:
5.                 player1_paddle_dy = 5
6. 
7. 
8. 
9. elif event.key == pygame.K_UP:
10.                 player_paddle_dy = -5
11. elif event.key == pygame.K_DOWN:
12.                 player_paddle_dy = 5
13. elif event.key == pygame.K_SPACE:
14. if space_state == "0":
15.                     space_state = "1"

1. # Set up the player2's paddle
2. PLAYER_PADDLE_WIDTH = 10
3. PLAYER_PADDLE_HEIGHT = 100
4. player_paddle_x = WINDOW_WIDTH - PLAYER_PADDLE_WIDTH - 10
5. player_paddle_y = WINDOW_HEIGHT // 2 - PLAYER_PADDLE_HEIGHT // 2
6. player_paddle_dy = 0
7. 
8. # Set up the player1's paddle
9. player1_PADDLE_WIDTH = 10
10. player1_PADDLE_HEIGHT = 100
11. player1_paddle_x = 10
12. player1_paddle_y = WINDOW_HEIGHT // 2 - player1_PADDLE_HEIGHT // 2
13. player1_paddle_dy = 0

1. elif event.type == pygame.KEYUP:
2. if event.key == pygame.K_UP or event.key == pygame.K_DOWN:
3.                 player_paddle_dy = 0
4. elif event.key == pygame.K_SPACE:
5. if space_state != "1": continue
6.                 space_state = "0"
7. if game_state == "start":
8.                     game_state = "playing"
9.                     ball_dx = -ball_dx
10.                     ball_dy = -ball_dy
11. 
12. elif event.key == pygame.K_w or event.key == pygame.K_s:
13.                 player1_paddle_dy = 0
14. elif event.key == pygame.K_SPACE:
15. if space_state != "1": continue
16.                 space_state = "0"
17. if game_state == "start":
18.                     game_state = "playing"
19.                     ball_dx = -ball_dx
20.                     ball_dy = -ball_dy

1. # Move the player's paddle
2.         player_paddle_y += player_paddle_dy
3. if player_paddle_y <= 0:
4.             player_paddle_y = 0
5. elif player_paddle_y + PLAYER_PADDLE_HEIGHT >= WINDOW_HEIGHT:
6.             player_paddle_y = WINDOW_HEIGHT - PLAYER_PADDLE_HEIGHT
7. 
8. # Move the player1's paddle
9.         player1_paddle_y += player1_paddle_dy
10. if player1_paddle_y <= 0:
11.             player1_paddle_y = 0
12. elif player1_paddle_y + player1_PADDLE_HEIGHT >= WINDOW_HEIGHT:
13.             player1_paddle_y = WINDOW_HEIGHT - player1_PADDLE_HEIGHT