question 136 Built-ins & Sorting · medium

All delivered, for a customer with no orders

A customer page shows a green *All orders delivered* badge. Customers who have never ordered anything are seeing the badge too, which confuses them. all_delivered should only be True for a customer who has at least one order and whose orders are all delivered. Fix it.

Functionall_delivered(orders)

ordersa list of dictionaries with a status such as "delivered", "shipped" or "returned"

ReturnsTrue only when there is at least one order and every order's status is "delivered"

Keepthe function name and that it returns True or False

Examples

callall_delivered([{'status': 'delivered'}, {'status': 'delivered'}])returnsTrue

callall_delivered([])returnsFalse

callall_delivered([{'status': 'delivered'}, {'status': 'shipped'}])returnsFalse