Auto-rotating OAuth Token in Python

MagicToken.py

#Blog post describing this pattern here: https://colinsent.me/The-Magical-Self-Rotating-Self-Getting-OAuth-Token-aa8e8a840e9643fd9f4ca8f9e97e53e9

import requests
import datetime

class MagicToken:
	config = {
		"client_id": "123456",
		"client_secret": "shh",
		"scope": [ "read",  "write", "etc" ],
		"auth_endpoint": "https://api.my-great-app.com/v1.0/auth"
	}
	
	def __init__(self):
		self.__acquire_token()
	
	def __acquire_token(self):
		payload = {
			"client_id" : config['client_id'],
			"client_secret" : config['client_secret'],
			"scope" : config['scope']
			}
	  url = config['auth_endpoint']
	  response = requests.post(url, data=payload)
		self.__access_token = result['access_token']
		self.__token_expires = datetime.datetime.now(datetime.timezone.utc) + datetime.timedelta(seconds=result['expiration'])
		return
	
	@property
	def token(self):
		if self.__token_expires > datetime.datetime.now(datetime.timezone.utc):
			return self.__access_token
		else:
			self.__acquire_token()
			return self.__access_token