code: import stripe
  stripe.api_key = "sk_test_your_key"
  
  stripe.Account.create_external_account(
    "acct_1032D82eZvKYlo2C",
    external_account="btok_1LSds72eZvKYlo2Cn81vxdpp",
  )
  '''Response {
    "id": "ba_1LSds32eZvKYlo2C27ZyVavY",
    "object": "bank_account",
    "account_holder_name": "Jane Austen",
    "account_holder_type": "company",
    "account_type": null,
    "bank_name": "STRIPE TEST BANK",
    "country": "US",
    "currency": "usd",
    "fingerprint": "1JWtPxqbdX5Gamtc",
    "last4": "6789",
    "metadata": {},
    "routing_number": "110000000",
    "status": "new",
    "account": "acct_1032D82eZvKYlo2C"
  }'''
nl: Create a bank accountWhen you create a new bank account, you must specify a Custom account to create it on.If the bank account's owner has no other external account in the bank account's currency, the new bank account will become the default for that currency. However, if the owner already has a bank account for that currency, the new account will become the default only if the default_for_currency parameter is set to true.Parameters external_account required Either a token, like the ones returned by Stripe.js, or a dictionary containing a user’s bank account details (with the options shown below).Show child parameters metadata optional dictionary Set of key-value pairs that you can attach to an object. This can be useful for storing additional information about the object in a structured format. Individual keys can be unset by posting an empty value to them. All keys can be unset by posting an empty value to metadata.More parametersExpand all  default_for_currency optional ReturnsReturns the bank account object