Bug#880279: diffoscope: FTBFS: Test failures

[Lucas Nussbaum]

Source: diffoscope
Version: 87
Severity: serious
Tags: buster sid
User: debian-qa at lists.debian.org
Usertags: qa-ftbfs-20171030 qa-ftbfs
Justification: FTBFS on amd64

Hi,

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

Relevant part (hopefully):
> ==================================== ERRORS ====================================
> _ ERROR collecting .pybuild/pythonX.Y_3.6/build/tests/comparators/test_dtb.py __
> tests/comparators/test_dtb.py:56: in <module>
>     @skip_unless_tool_is_at_least('fdtdump', fdtdump_version, '1.4.2')
> tests/utils/tools.py:47: in skip_unless_tool_is_at_least
>     vcls(str(actual_ver)) < vcls(str(min_ver)),
> /usr/lib/python3.6/distutils/version.py:52: in __lt__
>     c = self._cmp(other)
> /usr/lib/python3.6/distutils/version.py:337: in _cmp
>     if self.version < other.version:
> E   TypeError: '<' not supported between instances of 'str' and 'int'
> !!!!!!!!!!!!!!!!!!! Interrupted: 1 errors during collection !!!!!!!!!!!!!!!!!!!!
> =========================== 1 error in 3.10 seconds ============================
> E: pybuild pybuild:283: test: plugin distutils failed with: exit code=2: cd /<<PKGBUILDDIR>>/.pybuild/pythonX.Y_3.6/build; python3.6 -m pytest -vv -r sxX -l --cov=diffoscope --cov-report=term-missing --cov-report=html
> dh_auto_test: pybuild --test --test-pytest -i python{version} -p 3.6 returned exit code 13
> debian/rules:50: recipe for target 'override_dh_auto_test' failed

The full build log is available from:
   http://aws-logs.debian.net/2017/10/30/diffoscope_87_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.