красота

import math
import random
import pygame
import sys

red = (255, 0, 0)
white = (255, 255, 255)
green = (0, 128, 0)
black = (0, 0, 0)
cherry = (145, 30, 66)
fon = (78, 74, 59)

def pixel(surface, color, pos):
    surface.fill(color, (pos, (1, 1)))
def cosMY(surface, color, pos, half_length):
    for xx in range(half_length*10):
        x = xx * 0.1
        #pixel(surface, color, (x + pos[0], math.cos(x)+ pos[1]))
        pixel(surface, color, (pos[0] + x*100, pos[1]  + math.cos(x)*100))
        pygame.draw.aaline(screen, black, (pos[0] + x*100, pos[1]  + math.cos(x)*50), (pos[0] + (x+1)*50, pos[1]  + math.cos(x+1)*50))
pygame.init()
screen = pygame.display.set_mode((1080, 720))
clock = pygame.time.Clock()
while True:
    screen.fill(white)
    pygame.draw.line(screen, red, (0, 720/2), (1080, 720/2),  1)
    pygame.draw.line(screen, red, (1080/2, 0), (1080/2,720),  1)
    pixel(screen, black, (1080/2,720/2))
    cosMY(screen, black, (1080/(15/2),720/2), 15)
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            sys.exit()

    pygame.display.flip()
    clock.tick(60)