completed chapter 6

views/customer_requests.py

@@ -88,3 +88,12 @@ def delete_customer(id):
     if customer_index >= 0:
         CUSTOMERS.pop(customer_index)
 
+def update_customer(id, new_customer):
+    # Iterate the CUSTOMERS list, but use enumerate() so that
+    # you can access the index value of each item.
+    for index, customer in enumerate(CUSTOMERS):
+        if customer["id"] == id:
+            # Found the customer. Update the value.
+            CUSTOMERS[index] = new_customer
+            break
+