from time import sleep as __; exec('def _(): (__(0.1))'); 'hi', print('Загрузка ', end=' ')
while True: ( _(), # Hell World!
print('\b/', end='',  flush=1),_(),print('\b'+'-', end='',       flush=2), _(),
   print( '\b'+'\\', flush=True, end = "")); print('\b'+f'|{_()}'[0], end='', flush=1)

from random import choice as ra
from time import sleep as sl
try: slap = float(input('float> '))
except: print('Wrong! Set 0.1'); slap = 0.1
while True:
 print(ra(['\b ', '#', '\b', '\b#']), end='', flush=True)
 sl(slap)