The python script at the start of which copies all the files in the View folder in the "Download" folder to the folder in the format %d_%m_%Y_bk, also moves the previously created folders every week to a folder of the format %d_%m_%Y_week_db

bk.py

import shutil
import os
import datetime
from winreg import *

with OpenKey(HKEY_CURRENT_USER, 'SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders') as key:
    Downloads = QueryValueEx(key, '{374DE290-123F-4565-9164-39C4925E467B}')[0]

main_folder = Downloads + "\\"
now = datetime.datetime.now()
source = os.listdir(main_folder)
destination = main_folder + now.strftime("%d_%m_%Y") + "_bk\\"

for files in source:    
	if not files.endswith("_bk") and files != "Telegram Desktop":
		if not os.path.exists(destination):
			os.makedirs(destination)
		shutil.move(main_folder + files, destination)

curWday = now.strftime("%w")		
if (curWday == '0'):
	source = os.listdir(main_folder)
	destination = main_folder + now.strftime("%d_%m_%Y") + "_week_bk\\"
	for files in source:
		if files != "Telegram Desktop":
			if not os.path.exists(destination):
				os.makedirs(destination)
			shutil.move(main_folder + files, destination)