Python script to download all invoices from Stripe as PDFs

import stripe
import requests

stripe.api_key = os.getenv("STRIPE_API_KEY")

invoices_folder = 'path/to/folder'

existing_invoices = os.listdir(invoices_folder)

existing_invoices_ids = []

for inv in existing_invoices:
    if inv.endswith(".pdf"):
        parts = inv.split('_')
        id = parts[1]
        existing_invoices_ids.append(id)

# all_invoices = stripe.Invoice.list(limit=3)
all_invoices = stripe.Invoice.list()

for invoice in all_invoices:
    number = invoice.number
    print(number)
    if number not in existing_invoices_ids:
        amount = round(float(invoice.amount_due/100),2)
        amount_int = int(amount)
        currency = invoice.currency.upper()

        pdf = invoice.invoice_pdf
        invoice_file = requests.get(pdf)

        customer = invoice.customer_name

        created = invoice.created

        created_date = datetime.utcfromtimestamp(created).strftime('%Y-%m-%d')

        filepath = f"{invoices_folder}/{created_date}_{number}_{customer}_{amount_int}_{currency}.pdf"

        with open(filepath, 'wb') as f:
            f.write(invoice_file.content)