CleanyBoom

import requests

headers = {
    'User-Agent': ('Mozilla/5.0 (Windows NT 6.0; rv:14.0) Gecko/20100101 '
                   'Firefox/14.0.1'),
    'Accept':
    'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
    'Accept-Language':
    'ru-ru,ru;q=0.8,en-us;q=0.5,en;q=0.3',
    'Accept-Encoding':
    'gzip, deflate',
    'Connection':
    'keep-alive',
    'DNT':
    '1'
}

url = f'https://subtitry.ru/'
response = requests.post(url, headers=headers).text
print(response)

response = requests.get(url, headers={'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/11.1.2 Safari/605.1.15'})

def parse_timedelta(timedelta_str):

    pattern = re.compile(r'((?P<days>\d+) days, )?(?P<hours>\d+):(?P<minutes>\d+):(?P<seconds>\d+)')
    m = pattern.match(timedelta_str)

    params = {key: float(val) for key, val in m.groupdict(0).items()}

    return timedelta(**params)

print(parse_timedelta('1 days, 0:00:25'))
print(parse_timedelta('0:00:25'))