It's hard to write shameless promotional material.

I already wrote the books, isn't that bold enough?

It isn't, though.

Packt’s Head of Product, Oli Huggins, said: “We believe in helping to serve and support the global developer community. By selling our eBooks and Videos for $5, we hope to …

See https://opendatascience.com/removing-items-from-a-set-remove-pop-and-difference/

This puts the focus on a few important set operations.

Most of the things that got cut were (to me) obviously obsolete. For example, replacing collections.namedtuple with typing.NamedTuple seemed like a clear example of obsolete. A reviewer really thought I should skip all NamedTuple and use frozen data classes.

More important are some things that I learned about …

For the author, a book is a journey.

Writing something new, the author describes a path the reader can follow to get from -- well -- anywhere the reader might be to the author's suggested destination. Not everyone makes the whole trip. And not everyone arrives at the hoped-for destination.

Second editions …

It's time to revise Mastering Object-Oriented Python. While the previous edition is solidly focused on Python3, it lacks some important features:

• F-Strings
• Type Hints
• types.NamedTuple
• Data Classes

So. There's some stuff to add. I don't think there's too much to take away. I plan to make some things a …

You might want to look into this: Functional Python Programming - Second Edition.

Let's talk about the type hints, shall we?

Most of the examples have had type hints added. This means running everything through mypy. And it also means running everything through doctest, as well.

More important than the technical …

Driscoll: So how did you end up becoming …

See https://www.packtpub.com/web-development/python-interviews I'm honored. I'll be studying what the other folks have to say in here. Being in the Python community means respecting other's views. And that means understanding them. This looks like fun because it isn't *deeply* technical, it's about people and technology.

• ✅Referrals. Want a "free" Python book? The "free" is …