reversed() — Advanced Playground

Returns a reverse iterator over a sequence

Python Playground

# reversed() - implementing the protocol
class Custom:
    def __reversed__(self):
        return "custom result"

obj = Custom()
print(reversed(obj))

Output

Click "Run" to execute your code

Understanding the dunder methods that reversed() calls helps you customize behavior for your own classes.

Challenge

Try modifying the code above to explore different behaviors. Can you extend the example to handle a new use case?

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