import pygame
import sys 
pygame.init()

WHITE=(255,255,255)
RED=(255,0,0)
BLUE=(0,0,255)
GREEN=(0,255,0)
BLACK=(0,0,0)

pygame.display.set_caption("Shapes")
display = pygame.display.set_mode((300,300))
display.fill(WHITE)

pygame.draw.lines(display, (RED), closed = True, points= [(20,20), (60,120), (200,180)], width=2)

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