Re: [PATCH v6 00/15] Don't generate netlink .rst files inside $(srctree)

[Akira Yokosawa <akiyks@gmail.com>]

On Wed, 18 Jun 2025 18:20:32 +0200, Mauro Carvalho Chehab wrote:
> Em Thu, 19 Jun 2025 00:46:15 +0900
> Akira Yokosawa <akiyks@gmail.com> escreveu:
> 
>> Quick tests against Sphinx 3.4.3 using container images based on
>> debian:bullseye and almalinux:9, both of which have 3.4.3 as their distro
>> packages, emits a *bunch* of warnings like the following:
>>
>> /<srcdir>/Documentation/netlink/specs/conntrack.yaml:: WARNING: YAML parsing error: AttributeError("'Values' object has no attribute 'tab_width'")
>> /<srcdir>/Documentation/netlink/specs/devlink.yaml:: WARNING: YAML parsing error: AttributeError("'Values' object has no attribute 'tab_width'")
>> /<srcdir>/Documentation/netlink/specs/dpll.yaml:: WARNING: YAML parsing error: AttributeError("'Values' object has no attribute 'tab_width'")
>> /<srcdir>/Documentation/netlink/specs/ethtool.yaml:: WARNING: YAML parsing error: AttributeError("'Values' object has no attribute 'tab_width'")
>> /<srcdir>/Documentation/netlink/specs/fou.yaml:: WARNING: YAML parsing error: AttributeError("'Values' object has no attribute 'tab_width'")
>> [...]
>>
>> I suspect there should be a minimal required minimal version of PyYAML.
> 
> Likely yes. From my side, I didn't change anything related to PyYAML, 
> except by adding a loader at the latest patch to add line numbers.
> 
> The above warnings don't seem related. So, probably this was already
> an issue.
> 
> Funny enough, I did, on my venv:
> 
> 	$ pip install PyYAML==5.1
> 	$ tools/net/ynl/pyynl/ynl_gen_rst.py -i Documentation/netlink/specs/dpll.yaml -o Documentation/output/netlink/specs/dpll.rst -v
> 	...
> 	$ make clean; make SPHINXDIRS="netlink/specs" htmldocs
> 	...
> 
> but didn't get any issue (I have a later version installed outside
> venv - not sure it it will do the right thing).
> 
> That's what I have at venv:
> 
> ----------------------------- ---------
> Package                       Version
> ----------------------------- ---------
> alabaster                     0.7.13
> babel                         2.17.0
> certifi                       2025.6.15
> charset-normalizer            3.4.2
> docutils                      0.17.1
> idna                          3.10
> imagesize                     1.4.1
> Jinja2                        2.8.1
> MarkupSafe                    1.1.1
> packaging                     25.0
> pip                           25.1.1
> Pygments                      2.19.1
> PyYAML                        5.1
> requests                      2.32.4
> setuptools                    80.1.0
> snowballstemmer               3.0.1
> Sphinx                        3.4.3
> sphinxcontrib-applehelp       1.0.4
> sphinxcontrib-devhelp         1.0.2
> sphinxcontrib-htmlhelp        2.0.1
> sphinxcontrib-jsmath          1.0.1
> sphinxcontrib-qthelp          1.0.3
> sphinxcontrib-serializinghtml 1.1.5
> urllib3                       2.4.0
> ----------------------------- ---------
> 
[...]

> Please compare the versions that you're using on your test
> environment with the ones I used here.

It looks to me like the minimal required version of docutils is 0.17.1
for PyYAML integration.  Both almalinux:9 and debian:11 have 0.16.

Sphinx 4.3.2 of Ubuntu 22.04 comes with docutils 0.17.1, and it is
free of the warnings from PyYAML.

        Thanks, Akira