pycharm如何添加pygame

import pygame

pygame.init()

window = pygame.display.set_mode((width, height))

image = pygame.image.load("image.png")

sound = pygame.mixer.Sound("sound.wav")

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

pygame.display.update()