import requests

LOGIN_URL = 'https://training.talkpython.fm/account/login'
COURSE_URL = 'https://training.talkpython.fm/courses/details/mongodb-python-quickstart-mongoengine'
LECTURE_URL = 'https://training.talkpython.fm/player/course/mongodb-python-quickstart-mongoengine/lecture/100201'
VIDEO_URL = 'https://training.talkpython.fm/player/video/100201'

USER = 'my@email.ru'
PASS = 'password'

payload = {
    "username": USER,
    "password": PASS
}
headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36',
           'Host': 'training.talkpython.fm',
           'Referer': 'https://training.talkpython.fm/player/course/mongodb-python-quickstart-mongoengine/lecture/100201'}

# Login
session_requests = requests.session()
result = session_requests.post(
    LOGIN_URL,
    data=payload,
    headers=headers
)

# Get video link in response
r = session_requests.get(
    VIDEO_URL,
    headers=headers
)