Using language-native packaging doesn't imply that you have to use binaries from wherever. In the pytorch example you can still build it as a regular part of t

Using language-native packaging doesn't imply that you have to use binaries from wherever. In the pytorch example you can still build it as a regular part of the distribution, using the C++ dependencies/toolchain, it just means you don't try to stuff it into a versioning/distribution/install model that doesn't match the languages expectations.