* [1300](https://github.com/stripe/stripe-python/pull/1300) Update generated code
* Add support for `external_account_collection` on resource class `stripe.AccountSession.Components.AccountOnboarding.Features` and parameter class `stripe.AccountSession.CreateParamsComponentsAccountOnboardingFeatures`
* Add support for `account_management` on resource class `stripe.AccountSession.Components` and parameter class `stripe.AccountSession.CreateParamsComponents`
* Add support for `notification_banner` on resource class `stripe.AccountSession.Components` and parameter class `stripe.AccountSession.CreateParamsComponents`
* Add support for `amazon_pay` on resource classes `stripe.Charge.PaymentMethodDetails`, `stripe.ConfirmationToken.PaymentMethodPreview`, `stripe.PaymentIntent.PaymentMethodOptions`, `stripe.Refund.DestinationDetails`, `stripe.SetupIntent.PaymentMethodOptions`, and `stripe.checkout.Session.PaymentMethodOptions`, parameter classes `stripe.ConfirmationToken.CreateParamsPaymentMethodData`, `stripe.PaymentIntent.ConfirmParamsPaymentMethodData`, `stripe.PaymentIntent.ConfirmParamsPaymentMethodOptions`, `stripe.PaymentIntent.CreateParamsPaymentMethodData`, `stripe.PaymentIntent.CreateParamsPaymentMethodOptions`, `stripe.PaymentIntent.ModifyParamsPaymentMethodData`, `stripe.PaymentIntent.ModifyParamsPaymentMethodOptions`, `stripe.PaymentMethod.CreateParams`, `stripe.PaymentMethodConfiguration.CreateParams`, `stripe.PaymentMethodConfiguration.ModifyParams`, `stripe.SetupIntent.ConfirmParamsPaymentMethodData`, `stripe.SetupIntent.ConfirmParamsPaymentMethodOptions`, `stripe.SetupIntent.CreateParamsPaymentMethodData`, `stripe.SetupIntent.CreateParamsPaymentMethodOptions`, `stripe.SetupIntent.ModifyParamsPaymentMethodData`, `stripe.SetupIntent.ModifyParamsPaymentMethodOptions`, and `stripe.checkout.Session.CreateParamsPaymentMethodOptions`, and resources `stripe.PaymentMethod` and `stripe.PaymentMethodConfiguration`
* Add support for `next_refresh_available_at` on resource class `stripe.financial_connections.Account.OwnershipRefresh`
* Change type of `cancel` on `stripe.billing.MeterEventAdjustment` from `Cancel` to `Optional[Cancel]`
* Change type of `identifier` on `stripe.billing.MeterEventAdjustment.Cancel` from `str` to `Optional[str]`
* Change type of `identifier` on `stripe.billing.MeterEventAdjustment.CreateParamsCancel` from `str` to `NotRequired[str]`
* Change type of `cancel` on `stripe.billing.MeterEventAdjustment.CreateParams` from `MeterEventAdjustment.CreateParamsCancel` to `NotRequired[MeterEventAdjustment.CreateParamsCancel]`
* Change type of `type` on `stripe.billing.MeterEventAdjustment.CreateParams` from `NotRequired[Literal['cancel']]` to `Literal['cancel']`
* Add support for `bh_vat` on enums `stripe.checkout.Session.CustomerDetails.TaxId.type`, `stripe.Customer.CreateParamsTaxIdDatum.type`, `stripe.Customer.CreateTaxIdParams.type`, `stripe.Invoice.CustomerTaxId.type`, `stripe.Invoice.UpcomingParamsCustomerDetailsTaxId.type`, `stripe.Invoice.UpcomingLinesParamsCustomerDetailsTaxId.type`, `stripe.tax.Calculation.CustomerDetails.TaxId.type`, `stripe.tax.Calculation.CreateParamsCustomerDetailsTaxId.type`, `stripe.tax.Transaction.CustomerDetails.TaxId.type`, `stripe.TaxId.type`, and `stripe.TaxId.CreateParams.type`
* Add support for `kz_bin` on enums `stripe.checkout.Session.CustomerDetails.TaxId.type`, `stripe.Customer.CreateParamsTaxIdDatum.type`, `stripe.Customer.CreateTaxIdParams.type`, `stripe.Invoice.CustomerTaxId.type`, `stripe.Invoice.UpcomingParamsCustomerDetailsTaxId.type`, `stripe.Invoice.UpcomingLinesParamsCustomerDetailsTaxId.type`, `stripe.tax.Calculation.CustomerDetails.TaxId.type`, `stripe.tax.Calculation.CreateParamsCustomerDetailsTaxId.type`, `stripe.tax.Transaction.CustomerDetails.TaxId.type`, `stripe.TaxId.type`, and `stripe.TaxId.CreateParams.type`
* Add support for `ng_tin` on enums `stripe.checkout.Session.CustomerDetails.TaxId.type`, `stripe.Customer.CreateParamsTaxIdDatum.type`, `stripe.Customer.CreateTaxIdParams.type`, `stripe.Invoice.CustomerTaxId.type`, `stripe.Invoice.UpcomingParamsCustomerDetailsTaxId.type`, `stripe.Invoice.UpcomingLinesParamsCustomerDetailsTaxId.type`, `stripe.tax.Calculation.CustomerDetails.TaxId.type`, `stripe.tax.Calculation.CreateParamsCustomerDetailsTaxId.type`, `stripe.tax.Transaction.CustomerDetails.TaxId.type`, `stripe.TaxId.type`, and `stripe.TaxId.CreateParams.type`
* Add support for `om_vat` on enums `stripe.checkout.Session.CustomerDetails.TaxId.type`, `stripe.Customer.CreateParamsTaxIdDatum.type`, `stripe.Customer.CreateTaxIdParams.type`, `stripe.Invoice.CustomerTaxId.type`, `stripe.Invoice.UpcomingParamsCustomerDetailsTaxId.type`, `stripe.Invoice.UpcomingLinesParamsCustomerDetailsTaxId.type`, `stripe.tax.Calculation.CustomerDetails.TaxId.type`, `stripe.tax.Calculation.CreateParamsCustomerDetailsTaxId.type`, `stripe.tax.Transaction.CustomerDetails.TaxId.type`, `stripe.TaxId.type`, and `stripe.TaxId.CreateParams.type`
* Add support for `ownership` on enums `stripe.checkout.Session.PaymentMethodOptions.UsBankAccount.FinancialConnections.prefetch`, `stripe.checkout.Session.CreateParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.Invoice.PaymentSettings.PaymentMethodOptions.UsBankAccount.FinancialConnections.permissions`, `stripe.Invoice.PaymentSettings.PaymentMethodOptions.UsBankAccount.FinancialConnections.prefetch`, `stripe.Invoice.CreateParamsPaymentSettingsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.Invoice.ModifyParamsPaymentSettingsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.PaymentIntent.PaymentMethodOptions.UsBankAccount.FinancialConnections.prefetch`, `stripe.PaymentIntent.ConfirmParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.PaymentIntent.CreateParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.PaymentIntent.ModifyParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.SetupIntent.PaymentMethodOptions.UsBankAccount.FinancialConnections.prefetch`, `stripe.SetupIntent.ConfirmParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.SetupIntent.CreateParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.SetupIntent.ModifyParamsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, `stripe.Subscription.PaymentSettings.PaymentMethodOptions.UsBankAccount.FinancialConnections.permissions`, `stripe.Subscription.PaymentSettings.PaymentMethodOptions.UsBankAccount.FinancialConnections.prefetch`, `stripe.Subscription.CreateParamsPaymentSettingsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`, and `stripe.Subscription.ModifyParamsPaymentSettingsPaymentMethodOptionsUsBankAccountFinancialConnections.prefetch`
* Add support for `amazon_pay` on enums `stripe.checkout.Session.CreateParams.payment_method_types`, `stripe.ConfirmationToken.PaymentMethodPreview.type`, `stripe.ConfirmationToken.CreateParamsPaymentMethodData.type`, `stripe.Customer.ListPaymentMethodsParams.type`, `stripe.PaymentIntent.ConfirmParamsPaymentMethodData.type`, `stripe.PaymentIntent.CreateParamsPaymentMethodData.type`, `stripe.PaymentIntent.ModifyParamsPaymentMethodData.type`, `stripe.PaymentMethod.type`, `stripe.PaymentMethod.CreateParams.type`, `stripe.PaymentMethod.ListParams.type`, `stripe.SetupIntent.ConfirmParamsPaymentMethodData.type`, `stripe.SetupIntent.CreateParamsPaymentMethodData.type`, and `stripe.SetupIntent.ModifyParamsPaymentMethodData.type`
* Add support for `billing_policy_remote_function_response_invalid` on enums `stripe.Invoice.LastFinalizationError.code`, `stripe.PaymentIntent.LastPaymentError.code`, `stripe.SetupAttempt.SetupError.code`, and `stripe.SetupIntent.LastSetupError.code`
* Add support for `billing_policy_remote_function_timeout` on enums `stripe.Invoice.LastFinalizationError.code`, `stripe.PaymentIntent.LastPaymentError.code`, `stripe.SetupAttempt.SetupError.code`, and `stripe.SetupIntent.LastSetupError.code`
* Add support for `billing_policy_remote_function_unexpected_status_code` on enums `stripe.Invoice.LastFinalizationError.code`, `stripe.PaymentIntent.LastPaymentError.code`, `stripe.SetupAttempt.SetupError.code`, and `stripe.SetupIntent.LastSetupError.code`
* Add support for `billing_policy_remote_function_unreachable` on enums `stripe.Invoice.LastFinalizationError.code`, `stripe.PaymentIntent.LastPaymentError.code`, `stripe.SetupAttempt.SetupError.code`, and `stripe.SetupIntent.LastSetupError.code`
* [1297](https://github.com/stripe/stripe-python/pull/1297) Use stdlib AsyncMock when available