import pygame

from pygame.locals import *


pygame.init()
screen_height = 1000
screen_width = 680
screen = pygame.display.set_mode((screen_height, screen_width))
running = True
bgimg = pygame.image.load('C:\\Users\\WorkPC\\FirstProgram\\pythons\\bg.jpg')
bgimg = pygame.transform.scale(bgimg,(screen_height, screen_width))
i = 0

while running == True:

    screen.fill((255,255,255))
    screen.blit(bgimg, (i,0))
    screen.blit(bgimg,(screen_width +i,0))
if (i ==-screen_width):
         screen.blit(bgimg,(screen_width +i,0))
i ==0

i-=1
for event in pygame.event.get():
        if event.type == QUIT:
            running = False
pygame.display.update()
pygame.quit()