import math
import pygame
from pygame.locals import *
window = pygame.display.set_mode((600, 600))
pygame.display.set_caption('Hello, pygame!')
screen = pygame.Surface((600, 600))
poligon_color = (255, 0, 0)
poligon_points = [(200,200),(300,300),(400,150)]
poligon_width = 0
ellipse_color = (0,255,0)
ellipse_rect = Rect((200,10),(350,150))
ellipse_width = 0
done = True
while done:
    for e in pygame.event.get():
        if e.type == pygame.QUIT:
            done = False
    screen.fill((50,50,50))
    f = open('11.txt', 'r')
    for line in f:
        line = line.split(',')
        x = input(line[0])
        if x==rectangle:
            f.close()
            pygame.draw.polygon(screen, poligon_color, poligon_points, poligon_width)
    pygame.draw.ellipse(screen, ellipse_color, ellipse_rect, ellipse_width)
    window.blit(screen, (0,0))
    pygame.display.flip()

     f = open('11.txt', 'r')
    for line in f:
        line = line.split(',')
        x = input(line[0])
        if x==rectangle:
            f.close()
            pygame.draw.polygon(screen, poligon_color, poligon_points, poligon_width)