Dear maintainer,

According to https://ci.debian.net data, your package python-qmix has an
autopkgtest regression with numpy.

The following architectures failed: amd64, arm64.

Hopefully relevant excerpt from
https://ci.debian.net/packages/p/python-qmix/unstable/amd64/69506986/
follows:

115s =================================== FAILURES ===================================
115s E       AttributeError: module 'numpy' has no attribute 'trapz'. Did you mean: 'trace'?
115s FAILED tests/test_kktrans.py::test_compare_kk_techniques - AttributeError: mo...
115s ======================== 1 failed, 37 passed in 11.48s =========================
115s E: pybuild pybuild:485: test: plugin distutils failed with: exit code=1: cd /tmp/autopkgtest-lxc.dlefgoji/downtmp/autopkgtest_tmp/build; python3.14 -m pytest tests
126s =================================== FAILURES ===================================
126s E       AttributeError: module 'numpy' has no attribute 'trapz'. Did you mean: 'trace'?
126s FAILED tests/test_kktrans.py::test_compare_kk_techniques - AttributeError: mo...
126s ======================== 1 failed, 37 passed in 10.44s =========================
127s E: pybuild pybuild:485: test: plugin distutils failed with: exit code=1: cd /tmp/autopkgtest-lxc.dlefgoji/downtmp/autopkgtest_tmp/build; python3.13 -m pytest tests
127s pybuild-autopkgtest: error: pybuild --autopkgtest --test-pytest -i python{version} -p "3.14 3.13" --parallel= returned exit code 13
127s pybuild-autopkgtest: error: /tmp/lESpJwEkzo/run pybuild-autopkgtest returned exit code 2
127s pybuild-autopkgtest  FAIL non-zero exit status 25
127s pybuild-autopkgtest  FAIL non-zero exit status 25