fetch_stripe_checkout_session.py

import requests
import os

def get_stripe_checkout_session(checkout_session_id):
  api_url = "https://api.stripe.com/v1/checkout/sessions/"
  api_url += checkout_session_id
  api_url += "?expand[]=line_items"
  api_url += "&expand[]=customer"
  api_url += "&expand[]=total_details.breakdown.discounts.discount"
  
  resp = requests.get(
      api_url,
      headers={"Authorization": "Bearer " + os.environ['STRIPE_KEY']}
  )
  return resp