enumerate() — Advanced Playground

Adds a counter to an iterable, yielding (index, value) pairs

Python Playground

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

obj = Custom()
print(enumerate(obj))

Output

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Understanding the dunder methods that enumerate() 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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