TL;DR -- To remove doubts and questions, rewrite it.

Many, many people are confronted with the request to maintain someone else's code.

Either it's open source, and you have to make formal PR's visible to the world.

Or it's "enterprise" in-house software, and you have to make PR's visible to …

Tweet:

Raymond Hettinger(@raymondh)

12/15/17, 11:40 AM https://twitter.com/raymondh/status/941709626545864704?refsrc=email&s=11

#python news: 😀

@gvanrossum just pronounced that dicts are now guaranteed to retain insertion order. This is the end of a long journey.

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

In the mailbag I found this nonsense, doomed to inevitable failure:

"As I get more serious about this data science stuff, it has become obvious that a windows machine is not the way to go. ... Q1: What other things should I think about and consider while shopping for a new …

https://www.meetup.com/DC-Web-API-User-Group https://www.meetup.com/DC-Web-API-User-Group/events/245014240/ Nice bunch of people. Nice facility. Good discussions.

See https://www.slideshare.net/ITRevolution/does-sfo-2016-topo-pal-devops-at-capital-one for the 16 gates that separate a good idea from secure, productive use of software. While a lot of DevOps folks like the idea, when it comes to implementing it for Python apps, they get confused.

The confusion seems to stem from Python's …

Adding type hints is easy and fun. Seriously. It's not a lot of work.

Until.

Until you find a piece of code that does more than what you sort-of

thought it kind-of did.

def null_aware_func(x):
    if x is None:
         return x
    return 2.2*x**1.05

This is …

Higher-Order Functions. A really cool idea. Javascript isn't my favorite language. https://medium.freecodecamp.org/higher-order-functions-in-javascript-d9101f9cf528 This, on the other hand, is huge: trunk-based development. https://codeburst.io/trunk-based-development-vs-git-flow-a0212a6cae64 I'm really tired of having a dev branch with periodic commits to master so we can deploy from master. It's so …

In a way, this is about an epic fail attempting copy-and-paste coding. But really, this is about thinking outside the box. The issue -- to me -- comes from failing to see the box. Here's the body of the email, edited slightly.

"...how determine when a file has completed downloading. It would …