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Optional type annotations did it for me - I don't usually use them, but I find them very helpful on a few types of tasks.

• Figs 9y ago
  Could you please elaborate on this?
  • leshow 9y ago
    You can write type annotations in 3. The benefits there are the same that come with most optional typing. https://docs.python.org/3/library/typing.html https://docs.python.org/3/library/typing.html