I write all my books using LaTeX. Parts of LaTeX are (at first) confusing.

Recently, I had a moment of despair when my LaTeX processing tools no longer worked.

Q: "Can you recommend books that are good for a beginner wanting to learn python?"

Me: "Depends on the person’s background..."

Q: "They has a deep background in the problem domain. Recently they've been doing a lot of reporting and analytics using SQL."

Okay. That's excellent.

One of the …

Ugh.

A painful stretch of hours looking for a problem. Working on this: https://github.com/cloud-custodian/cel-python/wiki/Evaluation-Design. I need to address a performance problem and upgrade things generally to get them ready for 3.13 and 3.14.

You know how it goes, right?

I touched something …

Generally, I try to frown on Domain-Specific Languages. Often, a tidy set of related functions, or a group of class definitions with a few decorators can create something that's every bit as expressive as a DSL in native Python syntax.

There are a few cases where a DSL can be …

Recently, we talked about extracting data from complex relational databases. This is -- in a way -- another case study for my Unlearning SQL book. This is a description of what comes next after the "low-level" conversion. Warning: it's complicated.

BLUF: Take the time to get rid of SQL processing.

We're talking about extracting data from complex relational databases. This is -- in a way -- another case study for my Unlearning SQL book.

We're talking about extracting data from complex relational databases. This is -- in a way -- another case study for my Unlearning SQL book.

We're talking about extracting data from complex relational databases. This is -- in a way -- another case study for my Unlearning SQL book.

Let's talk about extracting data from complex relational databases. This is -- in a way -- another case study for my Unlearning SQL book.

I'm working on revisions to Python 3 Object-Oriented Programming. Meanwhile, I have big news on Packt's end-of-year promotions.

I’m always striving to make the knowledge in Python Real-World Projects, as useful as possible. That’s why I’m so excited about Packt’s $9.99 End-of-Year Sale! This adds …