Be sure to see the original script and the test cases in the prior posts.
We need to understand a little about what a web request is. This can help us do the refactoring.
It can help to think of a web server a function that maps a request to …
more ...See "We have an ancient Python2 CGI script -- what do we do?" The previous post in this series provides an overview of the process of getting rid of legacy code.
Here's some code. I know it's painfully long; the point is to provide a super-specific, very concrete example of what …
more ...This was a shocking email: the people have a Python 2 CGI script. They needed advice on Python 2 to 3 migration.
Here's my advice on a Python 2 CGI script: Throw It Away.
A great deal of the CGI processing is part of the wsgi module, as well as …
more ...I need to rewrite Stingray Reader. This project handles a certain amount of file processing using a schema to assure the Logical Layout is understood. It handles several common Physical Formats:
The …
more ...I don't get many of these "I have code that doesn't work" requests. But I do see them once in a great while.
It might be something like the following two-part explanation with a following question.
more ...I have this code
from base64 import b64encode def some_func(message): msg = b64encode(message …
See 9 Reasons Why Python Is Weird For C++ Developers.
I'm often bothered by inter-language comparisons. Mostly because programming languages -- except in the most abstract way -- aren't really very comparable. At the Turing Machine level the finite state automata are comparable, but that reductionist view (intentionally) eliminates all the expressive …
more ...A fascinating question.
more ...... I'm baffled by the amount of books you've published over the course of time. Currently Reddit suggests that I use Building Skills in Python under Beginner's section, but it looks quite outdated. So back and forth, I found your Building Skills in OO on GitHub Page and …
An interesting tweet. The roadmap has three sections. I'm not sure this is actually complete, or even grouped correctly. It is a very good list of topics.
https://twitter.com/prasoonpratham/status/1408435475426254849?s=11
"Here's a complete roadmap of topics to master Python."
The thread, however, seems no longer …
more ...The SOLID design principles beat the design boundary issue to death. Here are the principles in my preferred order. (See https://www.linkedin.com/learning/learning-s-o-l-i-d-programming-principles)