Pantsbuild provides a common interface to run all code quality tools in parallel. This post explores how Pants augments excellent linters such as bandit, flake8, shellcheck, etc. by offering its own linting mechanisms, too, including regex matches, dependency analysis, and metadata checks.…
Pants can build a PEX file, an executable zip file containing your Python code and all transitive dependencies. Deploying your application is as simple as copying the file. This post elaborates on how to get best performance out of the powerful combination of Pants+PEX+Docker.…
Pants is designed to utilize fine-grained caching to speed up builds. Users are often interested in how this interacts with CI providers' own caching features, which are necessary since CI jobs typically run in fresh containers, with no direct access to previous state. In particular, we get questions about how…
We're pleased to announce Pants 2.12.0, the latest release of Pants: the scalable and ergonomic build system. To update, set pants_version = "2.12.0" in your pants.toml. See upgrade tips for more information. Initial IDE support for Java and ScalaPants 2.12 includes initial…
We ended up setting up a self-hosted GitHub Actions runner, on a hosted Mac M1. Getting the machine itself up and running was easy, thanks to MacStadium's simple, effective UX. But setting up the GHA runner on it was a little trickier, for a couple of reasons...…
Rather than forcing global or per-project lockfiles, Pants uses a hybrid approach...This allows a repo to operate with the minimum number of lockfiles required to support their conflicting library versions, without necessarily going to the costly extreme of per-project lockfiles.…
We're pleased to announce Pants 2.11.0, the latest release of Pantsbuild, the scalable and ergonomic build system. To update, set pants_version = "2.11.0" in your pants.toml. See upgrade tips, including the update-build-files goal to automate some of the upgrade. Protobuf codegen for GolangPants now can…
On Sunday 1 May 2022, Pants Maintainer, Christopher Neugebauer gave a talk about Pantsbuild's hermetic environments. Here are some useful resources: Example Python repo — the codebase where you can run the demos from the start of the talk.Stu Hood – Faster incremental builds with Speculation (Build Meetup 2021) — this talk…