Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Python Object-Oriented Python Inheritance Super!

Akshaan Mazumdar
Akshaan Mazumdar
3,787 Points
Posted by Akshaan Mazumdar
Akshaan Mazumdar
3,787 Points

How to sort slots

unable to pass challenge . How will it work??

inventory.py 
class Inventory:
    def __init__(self):
        self.slots = []

    def add_item(self, item):
        self.slots.append(item)

class SortedInventory(Inventory):


    def add_item(self,item):
            super().add_item(item)

    self.slots.sort()

1 Answer

Steven Parker
Steven Parker
231,271 Points
Steven Parker
Steven Parker
231,271 Points

You're really close! You just have an indentation error.

That last line (with "sort") should be indented further so it will be considered part of the "add_item" method.