Столкновение объектов

man = pygame.draw.rect(screen, color2, (10, 10, 12, 12), 10)
vec = pygame.draw.rect(screen, color3, (50, 50, 9, 9), 5)
 
 
def draw3(screen, man, vec):
    if pygame.Rect.colliderect(man, vec) is True:
        vec.kill()

import pygame
import random
 
 
class Rect(pygame.sprite.Sprite):
    image = pygame.Surface((30, 30))
 
    def __init__(self, pos):
        super().__init__()
        self.image = Rect.image
        self.image.fill((random.randint(0, 255), random.randint(
            0, 255), random.randint(0, 255)))
        self.rect = self.image.get_rect()
        self.rect.x = pos[0]
        self.rect.y = pos[1]
        self.mask = pygame.mask.from_surface(self.image)
 
    def update(self, group_of_rect):
        if pygame.sprite.spritecollideany(self, group_of_rect) is not None \
                and pygame.sprite.spritecollideany(self, group_of_rect) is not self:
            self.kill()
 
 
pygame.init()
screen = pygame.display.set_mode((500, 500))
screen.fill("black")
running = True
group_of_rect = pygame.sprite.Group()
while running:
    screen.fill("black")
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        if event.type == pygame.MOUSEBUTTONDOWN:
            group_of_rect.add(Rect(event.pos))
    group_of_rect.update(group_of_rect)
    group_of_rect.draw(screen)
    pygame.display.flip()
 
pygame.quit()