[Python-modules-team] Bug#959558: case: FTBFS: AttributeError: 'tuple' object has no attribute 'lstrip'

[Lucas Nussbaum]

Source: case
Version: 1.5.3+dfsg-3
Severity: serious
Justification: FTBFS on amd64
Tags: bullseye sid ftbfs
Usertags: ftbfs-20200501 ftbfs-bullseye

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.

Relevant part (hopefully):
> make[1]: Entering directory '/<<PKGBUILDDIR>>'
> dh_auto_build
> I: pybuild base:217: /usr/bin/python3 setup.py build 
> running build
> running build_py
> creating /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> copying case/pytest.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> copying case/skip.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> copying case/case.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> copying case/mock.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> copying case/__init__.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> copying case/utils.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case
> creating /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case/tests
> copying case/tests/__init__.py -> /<<PKGBUILDDIR>>/.pybuild/cpython3_3.8_case/build/case/tests
> PYTHONPATH=. python3 -m sphinx -N -bhtml docs/ build/html # HTML generator
> Running Sphinx v2.4.3
> making output directory... done
> loading intersphinx inventory from https://docs.python.org/dev/objects.inv...
> loading intersphinx inventory from https://www.sphinx-doc.org/en/stable/objects.inv...
> WARNING: failed to reach any of the inventories with the following issues:
> intersphinx inventory 'https://docs.python.org/dev/objects.inv' not fetchable due to <class 'requests.exceptions.ProxyError'>: HTTPSConnectionPool(host='docs.python.org', port=443): Max retries exceeded with url: /dev/objects.inv (Caused by ProxyError('Cannot connect to proxy.', NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7fc021ef99d0>: Failed to establish a new connection: [Errno 111] Connection refused')))
> WARNING: failed to reach any of the inventories with the following issues:
> intersphinx inventory 'https://www.sphinx-doc.org/en/stable/objects.inv' not fetchable due to <class 'requests.exceptions.ProxyError'>: HTTPSConnectionPool(host='www.sphinx-doc.org', port=443): Max retries exceeded with url: /en/stable/objects.inv (Caused by ProxyError('Cannot connect to proxy.', NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7fc021ef9b80>: Failed to establish a new connection: [Errno 111] Connection refused')))
> building [mo]: targets for 0 po files that are out of date
> building [html]: targets for 9 source files that are out of date
> updating environment: [new config] 9 added, 0 changed, 0 removed
> reading sources... [ 11%] changelog
> reading sources... [ 22%] index
> reading sources... [ 33%] reference/case
> reading sources... [ 44%] reference/case.case
> reading sources... [ 55%] reference/case.mock
> Changelog:162: WARNING: Inline emphasis start-string without end-string.
> WARNING: __all__ should be a list of strings, not [b'Case', b'ANY', b'ContextMock', b'MagicMock', b'Mock', b'call', b'patch', b'sentinel', b'mock', b'skip'] (in module case) -- ignoring __all__
> 
> Exception occurred:
>   File "/usr/lib/python3/dist-packages/sphinx/util/docstrings.py", line 28, in prepare_docstring
>     content = len(line.lstrip())
> AttributeError: 'tuple' object has no attribute 'lstrip'
> The full traceback has been saved in /tmp/sphinx-err-8x44ij56.log, if you want to report the issue to the developers.
> Please also report this if it was a user error, so that a better error message can be provided next time.
> A bug report can be filed in the tracker at <https://github.com/sphinx-doc/sphinx/issues>. Thanks!
> make[1]: *** [debian/rules:13: override_dh_auto_build] Error 2

The full build log is available from:
   http://qa-logs.debian.net/2020/05/01/case_1.5.3+dfsg-3_unstable.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.