import requests

S = requests.Session()

URL = "https://mediawiki.org/w/api.php"

PARAMS_1 = {
    'action': 'query',
    'meta': 'tokens',
    'format': 'json'
}
R = S.get(url=URL, params=PARAMS_1)
DATA = R.json()

CREATE_CSRF_TOKEN = DATA['query']['tokens']['csrftoken']
print(CREATE_CSRF_TOKEN)