test: run flake8 with custom cfg to make it aware of flake8_quotes Otherwise flake8 runs without the flake8-quotes extension and doesn't report anything: . | root@e519011a98e7:/code# flake8 --select=Q - < test/data/doubles.py | root@e519011a98e7:/code# . Only when the flake8-quotes package is around, it behaves as expected: . | root@e519011a98e7:/code# pip install --break-system-packages -e . | [...] | root@e519011a98e7:/code# flake8 --select=Q - < test/data/doubles.py | stdin:1:25: Q000 Double quotes found but single quotes preferred | stdin:2:25: Q000 Double quotes found but single quotes preferred | stdin:3:25: Q000 Double quotes found but single quotes preferred . During the Debian package build we don't have the flake8-quotes package installed, though we can make flake8 aware of the local plugin through a configuration file. . Fixes: . | Traceback (most recent call last): | File "/<<PKGBUILDDIR>>/.pybuild/cpython3_3.12/build/test/test_checks.py", line 24, in test_stdin | self.assertEqual(len(stdout_lines), 3) | AssertionError: 0 != 3
