[Python] My code is making the screen briefly go black for about (0.3 seconds) while I change...

My screen is briefly going black while I change from Scene1 to Scene1_1. I tried adding a 3 second delay to see if that would help- but it didn't. I'm not sure what I can change now to make it work?

import pygame
import sys
import os

from template import Template


class Scene1:
def __init__(self):
pygame.init()

self.screen = pygame.display.set_mode((0, 0), pygame.FULLSCREEN)
self.width, self.height = self.screen.get_size()

self.fps = 8
self.num_frames = 58
self.path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "day1/day1_anime/")

self.frames = self.load_frames(self.path, self.num_frames)
self.exit_button()
self.run()

def load_frames(self, path, num_frames):
frames = []
for i in range(num_frames):
filename = os.path.join(path, f"frame{i}.png")
image = pygame.image.load(filename).convert_alpha()
image = pygame.transform.smoothscale(image, (self.width, self.height))
frames.append(image)
return frames

def exit_button(self):
self.exit_font = pygame.font.SysFont("Bradley Hand", 20)
self.white = (255, 255, 255)
self.button_color = (88, 117, 113)

self.exit = self.exit_font.render('Quit', True, self.white)

self.exit_rect = pygame.Rect(0, 0, 70, 50)
self.exit_rect.center = (1400, 900)
self.text_exit_rect = self.exit.get_rect(center=self.exit_rect.center)

def run(self):
frame_idx = 0
clock = pygame.time.Clock()
running = True

while running:
mouse = pygame.mouse.get_pos()

# animation frames
self.screen.blit(self.frames[frame_idx], (0, 0))

# exit button
pygame.draw.rect(self.screen, self.button_color, self.exit_rect)
self.screen.blit(self.exit, self.text_exit_rect)

for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()

if event.type == pygame.MOUSEBUTTONDOWN:
if self.exit_rect.collidepoint(mouse):
pygame.quit()
sys.exit()

pygame.display.flip()
frame_idx = (frame_idx + 1) % self.num_frames
clock.tick(self.fps)

if frame_idx == self.num_frames - 1:
running = False

self.screen.blit(self.frames[-1], (0, 0))
pygame.display.flip()
pygame.time.delay(3000)

# Run Scene2 after Scene1 finishes
next_scene = Scene1_1(self.screen)
next_scene.run()


class Scene1_1(Template):
def __init__(self, screen):
self.screen = screen

super().__init__()

self.scene2_bg = pygame.image.load('day1/day1_anime/frame57.png').convert_alpha()
self.scene2_bg = pygame.transform.smoothscale(self.scene2_bg, (self.screen_width, self.screen_height))

self.delay = 1500
self.delay_transition = 4000

self.start_time = pygame.time.get_ticks()
self.popup_visible = False

self.clock = pygame.time.Clock()

def run(self):
running = True

while running:
mouse = pygame.mouse.get_pos()

self.screen.blit(self.scene2_bg, (0, 0))

current_time = pygame.time.get_ticks()
elapsed = current_time - self.start_time

if elapsed > self.delay:
self.available = True
else:
self.available = False
#text bar

if self.available:
self.screen.blit(self.bg, self.text_bar_rect)

#inventory button
pygame.draw.rect(self.screen, self.button_color, self.inven_rect)
self.screen.blit(self.inven_button, self.text_inven_rect)

#save button
pygame.draw.rect(self.screen, self.button_color, self.save_rect)
self.screen.blit(self.save_button, self.text_save_rect)

#options button
pygame.draw.rect(self.screen, self.button_color, self.option_rect)
self.screen.blit(self.options_button, self.options_button_rect)

#popup
if self.popup_visible:
pygame.draw.rect(self.screen, self.button_color, self.popup)
pygame.draw.rect(self.screen, self.button_color2, self.mini_x)
self.screen.blit(self.x, self.x_text_rect)

#exit button
pygame.draw.rect(self.screen, self.button_color2, self.button_rect)
self.screen.blit(self.quit_button, self.text_rect_button)

for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()

if event.type == pygame.MOUSEBUTTONDOWN:

#quit button instructions
if self.button_rect.collidepoint(mouse):
pygame.quit()
sys.exit()

#save button instructions
if self.save_rect.collidepoint(mouse):
pygame.quit()
sys.exit()
#edit later

#options instructions
if self.option_rect.collidepoint(mouse) and not self.popup_visible:
self.popup_visible = True

if self.mini_x.collidepoint(mouse):
self.popup_visible = False

if self.inven_rect.collidepoint(mouse):
self.popup_visible = False


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


import pygame
import sys

class Template:
def __init__(self, screen = None):

self.screen = screen
self.screen_width, self.screen_height = self.screen.get_size()

pygame.display.set_caption("Hi")

self.button_font = pygame.font.SysFont("Bradley Hand", 20)

self.white = (255, 255, 255)
self.button_color = (88, 117, 113)
self.button_color2 = (62, 95, 102)

self.save()
self.options()
self.options_popup()
self.exit_button()
self.inven()
self.text_bar()

def save(self):
self.save_button = self.button_font.render('Save', True, self.white)

self.save_rect = pygame.Rect(0, 0, 70, 50)
self.save_rect.center = (1200, 900)
self.text_save_rect = self.save_button.get_rect(center = self.save_rect.center)

def options(self):
self.options_button = self.button_font.render('Options', True, self.white)

self.option_rect = pygame.Rect(0, 0, 75, 50)
self.option_rect.center = (1292, 900)
self.options_button_rect = self.options_button.get_rect(center=self.option_rect.center)

def options_popup(self):

#popup rectangle
self.popup = pygame.Rect(0, 0, 500, 450)
self.popup.center = (self.screen_width // 2, self.screen_height // 2)

#x button
self.x = self.button_font.render('X', True, self.white)

#square surrounding x button
self.mini_x = pygame.Rect(self.popup.left + 10, self.popup.top + 10, 20, 20)
self.x_text_rect = self.x.get_rect(center=self.mini_x.center)

self.popup_visible = False

def exit_button(self):
self.quit_button = self.button_font.render('Quit', True, self.white)

self.button_rect = pygame.Rect(0, 0, 70, 30)
self.button_rect.centerx = self.popup.centerx
self.button_rect.top = self.popup.top + 50
self.text_rect_button = self.quit_button.get_rect(center = self.button_rect.center)

def inven(self):
self.inven_button = self.button_font.render('Inventory',True, self.white)

self.inven_rect = pygame.Rect(0, 0, 100, 50)
self.inven_rect.center = (1400, 900)
self.text_inven_rect = self.inven_button.get_rect(center = self.inven_rect.center)

def text_bar(self):
self.bg = pygame.Surface((self.screen_width, 300), pygame.SRCALPHA)
self.bg.fill((0, 0, 0, 150))

self.text_bar_rect = self.bg.get_rect()
self.text_bar_rect.midbottom = (self.screen_width // 2, self.screen_height)

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