Installing the Linux tools zephyr:
$ pip3 install -r zephyr/scripts/requirements.txt
<Lots of stuff elided>
Successfully built progress cbor python-can future intervaltree
ERROR: sphinx 4.4.0 has requirement docutils<0.18,>=0.14, but you'll have docutils 0.18.1 which is incompatible.
ERROR: sphinx-rtd-theme 1.0.0 has requirement docutils<0.18, but you'll have docutils 0.18.1 which is incompatible.
ERROR: sphinx-tabs 3.2.0 has requirement docutils~=0.16.0, but you'll have docutils 0.18.1 which is incompatible.
$pip3 install -r nrf/scripts/requirements.txt
...
Successfully built sphinxcontrib-mscgen sphinxcontrib-plantuml
ERROR: cddl-gen 0.3.0 has requirement pyyaml~=5.4.1, but you'll have pyyaml 6.0 which is incompatible.
Thanks.