@checkout.setter<EOL><INDENT>def checkout(self, checkout):<DEDENT>
self._checkout = checkout<EOL>
Sets the checkout of this CreateCheckoutResponse.
The newly created checkout. If the same request was made with the same idempotency_key, this will be the checkout created with the idempotency_key.

:param checkout: The checkout of this CreateCheckoutResponse.
:type: Checkout