import pygame
import random
pygame.init()

win = pygame.display.set_mode((500,500))
pygame.display.set_caption("")

run = True

while run:
    pygame.time.delay(100)

    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            run = False
        if event.type == pygame.KEYDOWN:
          if event.key == pygame.K_RETURN:
           pygame.image.save(win, "image.jpg")
    x = random.randint(0,500)
    y = random.randint(0,500)
    w = random.randint(50,150)
    h = random.randint(50,150)
    pygame.draw.arc(win, (255,255, 255), (x,y,w,h), ((180)/57), ((360)/57), 1)
    
    pygame.display.update() 
    
pygame.quit()