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It seems to me some version issue. You procedure is correct so as your output. At current version of python it doesn't support type conversion for unzipping a zipped element to a tuple.

Let me update the code.

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Abhay Parashar

Cyber Guy 🧑‍💻| Top Writer | 3M+ Views | Engineer | Learning and Sharing Knowledge Everyday | Python is ❤️| Editor of The Pythoneers