> CI would fail on existing code that previously passed.
You problem isn’t that black changed formatting rules, your problem is that you didn’t pin CI dependencies. This isn’t a unique problem to black, any other tool used in CI pipelines can cause things to break if you don’t pin them.
You problem isn’t that black changed formatting rules, your problem is that you didn’t pin CI dependencies. This isn’t a unique problem to black, any other tool used in CI pipelines can cause things to break if you don’t pin them.