You can start by placing it in a separate layer? Alex
On Thu, 17 Nov 2022 at 13:04, Yishai Jaffe <yishai1...@gmail.com> wrote: > > I assume by core you mean openembedded-core/poky, yes? > > So where would you add it to? > > Seems to me like a very useful feature that many people would use if they > knew the option exists. > > Also, I noticed that in the recipe for python there is a variable named > INCLUDE_PYC which does exactly what you think it would. This looks to me like > someone did think about the whole python size subject but didn't exactly go > through with it all the way. You can decide if to include pyc files but not > the opposite. Also, this feature which does exist only applies to the python > recipe but not to all other non-base python module recipes. Maybe this can be > added to setuptools3 bbclass? > > Yishai Jaffe > > On Thu, Nov 17, 2022, 1:24 PM Alexander Kanavin <alex.kana...@gmail.com> > wrote: >> >> I just wonder if this should really be in core. The standards for core >> are high: it needs to be both testable and tested, and there's only so >> many possible options and tweaks where things can regress that we can >> take. On the other hand, there has not been much demand for it. >> >> Alex >> >> On Thu, 17 Nov 2022 at 12:13, Yishai Jaffe <yishai1...@gmail.com> wrote: >> > >> > Hi Alexander, >> > >> > After some research, these are the numbers I came up with for compiling >> > core-image-minimal with python3-core: >> > >> > Normal compilation: >> > tar.bz2 - 6.6MB >> > squashfs-xz - 6.1MB >> > >> > With my pyc-only patch: >> > tar.bz2 - 5.8MB >> > squashfs-xz - 5.2MB >> > >> > So that's about a 15% decrease in size. >> > Again, this is for an image only with python3-core. Logically that would >> > mean that if you had an image with more python packages it would be even a >> > bigger percentage. >> > >> > >> > Yishai Jaffe >> > >> > >> > On Sun, Nov 13, 2022 at 5:12 PM Alexander Kanavin <alex.kana...@gmail.com> >> > wrote: >> >> >> >> Generally we slim down python installations by not installing all of >> >> the standard library, and rather having precise dependencies for >> >> specific modules. Can you illustrate the kind of space savings that >> >> can be gained in actual numbers? >> >> >> >> Another issue is that this should be supported upstream and in the >> >> wider python community. Is it? >> >> >> >> Alex >> >> >> >> On Sun, 13 Nov 2022 at 14:25, Federico Pellegrin <f...@evolware.org> >> >> wrote: >> >> > >> >> > >> >> > Hello, >> >> > Just as a small reference since I raised some doubts and questions in >> >> > Buildroot community on this: there has been also some troubles to >> >> > understand the correctness or not there (as I found some packages with >> >> > problems due to this source-less management) and this then sparked, >> >> > besides discussions in the Buildroot mailing list (roughly end of July >> >> > / beginning of August if someone interested searching there), also an >> >> > issue to the Python community, which albeit some discussion I think >> >> > never arrived to a concrete conclusion. This is the issue: >> >> > https://github.com/python/cpython/issues/95827 (see also the linked one >> >> > maybe) >> >> > >> >> > These are just my 2 cents to this discussion, then of course the Python >> >> > experts will probably chime in and describe the official/discussed >> >> > position of Yocto regarding to this, but just felt like mentioning that >> >> > although Buildroot is somehow offering this right now (and likely >> >> > mostly works as well!), it's not really a so clean and/or agreed >> >> > solution. >> >> > >> >> > Cheers, >> >> > Federico >> >> > >> >> > Il giorno dom 13 nov 2022 alle ore 13:55 Yishai Jaffe >> >> > <yishai1...@gmail.com> ha scritto: >> >> >> >> >> >> Hi, >> >> >> I was wondering if there has been talk about support for source-less >> >> >> python on an image. Installing py and pyc files doubles the size of >> >> >> python on the rootfs. I can imagine this being implemented as an image >> >> >> feature. >> >> >> I know that in buildroot it is supported. >> >> >> Was this discussed and decided against? Is this an open issue? >> >> >> I have a working patch that implements this. I can submit it for >> >> >> review. >> >> >> >> >> >> Thanks, >> >> >> Yishai Jaffe >> >> >> Yishai Jaffe >> >> >> >> >> >> >> >> >> >> >> > >> >> > >> >> >
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