py$(PYV): remove tox env folder $(@D)/.tox/py$(PYV)
py$(PYV): commands[0]> python -m pytest tests
============================= test session starts ==============================
platform sunos5 -- Python $(PYTHON_VERSION).X -- $(@D)/.tox/py$(PYV)/bin/python
cachedir: .tox/py$(PYV)/.pytest_cache
rootdir: $(@D)
collecting ... collected 9 items

tests/test_black.py::test_help_message PASSED
tests/test_black.py::test_fail PASSED
tests/test_black.py::test_pass PASSED
tests/test_black.py::test_mtime_cache PASSED
tests/test_black.py::test_exclude PASSED
tests/test_black.py::test_exclude_folder PASSED
tests/test_black.py::test_include PASSED
tests/test_black.py::test_pytest_deprecation_warning PASSED
tests/test_no_black.py::test_skipped_when_black_unavailable SKIPPED

=============================== warnings summary ===============================
tests/test_black.py: 10 warnings
  $(@D)/pytest_black.py:23: PytestRemovedIn9Warning: The (path: py.path.local) argument is deprecated, please use (file_path: pathlib.Path)
  see https://docs.pytest.org/en/latest/deprecations.html#py-path-local-arguments-for-hooks-replaced-with-pathlib-path
    def pytest_collect_file(file_path, path, parent):

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
======== 8 passed, 1 skipped, 10 warnings ========
  py$(PYV): OK
  congratulations :)