Bio and Publications

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Thursday, December 24, 2020

How to avoid writing a clickbait headline. (Click for details.)

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It's hard to write shameless promotional material. I already wrote the books, isn't that bold enough? It isn't, though.  Packt’s...
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Tuesday, December 8, 2020

Inelegant Python

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See  https://www.geeksforgeeks.org/find-the-smallest-positive-number-missing-from-an-unsorted-array/ This seems to be a popular coding inte...
Tuesday, November 10, 2020

Mind the Gap -- mypy's slight lag behind Python 3.9

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Working on a new book. Fun stuff. It's going to cover Python 3.9.  I'm adding the type hints material. And that means PEP 585 . Whic...
Tuesday, November 3, 2020

"Python doesn’t do tail recursion" -- wait, what?

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Yes, that's what the email said. I was -- well -- shocked. Too shocked to be polite. Content Warning: much snark follows. BLUF: Tail Rec...
Tuesday, October 27, 2020

Python 3.9 Rearranging typing and collections.abc

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This is glorious. There was this sort of awkward shoving match between typing and collections.abc . Both had generic type definitions and i...
Tuesday, October 20, 2020

Type Hints to extend built-in structures

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Working on revisions to a book. Fun stuff. See  https://www.packtpub.com/product/python-3-object-oriented-programming/9781849511261 I may h...
Tuesday, October 13, 2020

Sources of Confusion: a "mea culpa" [Updated]

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 I am not patient. I have been dismissed as one who does not suffer fools gladly. This is a bad attitude, and I absolutely suffer from it. N...
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