Run phraseanet-docs docker fail: ImportError: phraseanet-doc-builder_1 | ImportError: cannot import name 'environmentfilter' from 'jinja2' (/usr/local/lib/python3.8/dist-packages/jinja2/__init__.py)

[GauthierGitHub]

Error on first run

phraseanet-doc-builder_1 | from sphinx.io import read_doc
phraseanet-doc-builder_1 | File "/usr/local/lib/python3.8/dist-packages/sphinx/io.py", line 42, in <module>
phraseanet-doc-builder_1 | from sphinx.util.rst import append_epilog, docinfo_re, prepend_prolog
phraseanet-doc-builder_1 | File "/usr/local/lib/python3.8/dist-packages/sphinx/util/rst.py", line 22, in <module>
phraseanet-doc-builder_1 | from jinja2 import environmentfilter
phraseanet-doc-builder_1 | ImportError: cannot import name 'environmentfilter' from 'jinja2' (/usr/local/lib/python3.8/dist-packages/jinja2/__init__.py)
phraseanet-doc-builder_1 | make[1]: *** [Makefile:47: html] Error 1
phraseanet-doc-builder_1 | make[1]: Leaving directory '/docs/fr'
phraseanet-doc-builder_1 | make: *** [Makefile:45: html-fr] Error 2

Resolution

According to sphinx-doc/sphinx#10291
On Dockerfile replace
&& python3 -m pip install Sphinx==2.4.4 Pillow \
by
&& python3 -m pip install Sphinx==4.3.1 Pillow \