Как правильно проверить нажата картинка или нет?

rect1 = pygame.Rect(550, 100, 178, 173)
rect2 = pygame.Rect(550, 300, 178, 173)
rect3 = pygame.Rect(550, 500, 178, 173)

running = True
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False

        if event.type == pygame.MOUSEBUTTONDOWN:
            #print(pygame.mouse.get_pos())
            if rect1.collidepoint(event.pos):
                human_choice = 1
                screen.blit(scale_paper_select, [550,100])
                pygame.display.flip()
                print("Ваш выбор - бумага")
                               
            if rect2.collidepoint(event.pos):
                human_choice = 2
                screen.blit(scale_rock_select, [550,300])
                pygame.display.flip()
                print("Ваш выбор - камень")
            
            if rect3.collidepoint(event.pos):
                human_choice = 3
                screen.blit(scale_scissors_select, [550,500])
                pygame.display.flip()
                print("Ваш выбор - ножницы")

import pygame, sys
import os, random

os.chdir('C:\\Users\\maksim\\Desktop\\GAME_PY\\')

pygame.init()

BLACK = (0, 0, 0)

size = [800, 800]
screen = pygame.display.set_mode(size)
pygame.display.set_caption("Камень, ножницы, бумага")

screen.fill([255, 255, 255])
paper = pygame.image.load('paper.png')
rock = pygame.image.load('rock.png')
scissors = pygame.image.load('scissors.png')

paper_select = pygame.image.load('paper_select.png')
rock_select = pygame.image.load('rock_select.png')
scissors_select = pygame.image.load('scissors_select.png')

pc = pygame.image.load('pc.png')

scale_paper = pygame.transform.scale(paper,(181,175))
scale_rock =  pygame.transform.scale(rock,(181,175))
scale_scissors = pygame.transform.scale(scissors,(181,175))

scale_paper_select = pygame.transform.scale(paper_select,(181,175))
scale_rock_select =  pygame.transform.scale(rock_select,(181,175))
scale_scissors_select = pygame.transform.scale(scissors_select,(181,175))


scale_pc = pygame.transform.scale(pc,(181,175))


screen.blit(scale_paper, [550,100])
screen.blit(scale_rock, [550,300])
screen.blit(scale_scissors, [550,500])

screen.blit(scale_pc, [100,300])


rect1 = pygame.Rect(550, 100, 178, 173)
rect2 = pygame.Rect(550, 300, 178, 173)
rect3 = pygame.Rect(550, 500, 178, 173)



pygame.draw.line(screen, BLACK, [400,0],[400,800], 5)
pygame.display.flip()

# pygame.draw.rect(screen, (211,211,211), (550, 100, 178, 173))
# pygame.draw.rect(screen, (211,211,211), (550, 300, 178, 173))
# pygame.draw.rect(screen, (211,211,211), (550, 500, 178, 173))


pc_choice=random.randint(1,3)

pygame.time.wait(500)

if pc_choice == 1:
    gg = "Rock"
    screen.blit(scale_rock, [100,300])
    pygame.display.flip()
elif pc_choice == 2:
    gg = "Scissors"
    screen.blit(scale_scissors, [100,300])
    pygame.display.flip()
else:
    gg = "Paper"
    pc_choice == 3
    screen.blit(scale_paper, [100,300])
    pygame.display.flip()

human_choice = 0

running = True
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
                
        if event.type == pygame.MOUSEBUTTONDOWN and human_choice != 0:
        #print(pygame.mouse.get_pos())
            if rect1.collidepoint(event.pos):
                human_choice = 1
                screen.blit(scale_paper_select, [550,100])
                pygame.display.flip()
                print("Ваш выбор - бумага")     
                    
            if rect2.collidepoint(event.pos):
                human_choice = 2
                screen.blit(scale_rock_select, [550,300])
                pygame.display.flip()
                print("Ваш выбор - камень")
                    
            if rect3.collidepoint(event.pos):
                human_choice = 3
                screen.blit(scale_scissors_select, [550,500])
                pygame.display.flip()
                print("Ваш выбор - ножницы")
                
               
            
if human_choice == 1:
    print("Ваш выбор - бумага")
    if pc_choice == 1:
        print("Вы выйграли")
    elif pc_choice == 2:
        print("Компьютер выйграл")
    else: 
        pc_choice == 3  
        print("Ничья")   
   

if human_choice == 2:
    print("Ваш выбор - камень")
    if pc_choice == 1:
        print("Ничья")
    elif pc_choice == 2:
        print("Вы выйграли")
    else: 
        pc_choice == 3  
        print("Компьютер выйграл")    


if human_choice == 3:
    print("Ваш выбор - ножницы")
    if pc_choice == 1:
        print("Компьютер выйграл")
    elif pc_choice == 2:
        print("Ничья")
    else: 
        pc_choice == 3  
        print("Вы выйнрали")   

print(pc_choice, human_choice)

pygame.quit()