Challenge - generic
3.12.7
type checker:  pyright

Complete code following the instructions, so that lines followed by # expect-type-error (if any) fail type check, while others can pass.
Hit the "▶️ Run" button to see result.

💡 Read Hints
  • Use TypeVar to annotate a generic function.
  • Or try the "Generic Functions" statement, it looks like this: def func[T](arg: T): ....
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