pip install oauthlib python from requests_oauthlib import OAuth2Session from oauthlib.oauth2 import BackendApplicationClient python client_id = 'your_client_id' client_secret = 'your_client_secret' python client = BackendApplicationClient(client_id=client_id) oauth = OAuth2Session(client=client) python token = oauth.fetch_token(token_url='https://example.com/token', client_id=client_id, client_secret=client_secret)