Skip collection of MarkGenerator when using from pytask import mark. (#576)

Author: tobiasraabe

docs/source/changes.md

@@ -24,6 +24,11 @@ releases are available on [PyPI](https://pypi.org/project/pytask) and
   remote files.
 - {pull}`573` removes the `pytask_execute_create_scheduler` hook.
 
+## 0.4.6 - 2024-03-13
+
+- {pull}`576` fixes accidentally collecting `pytask.MarkGenerator` when using
+  `from pytask import mark`.
+
 ## 0.4.5 - 2024-01-09
 
 - {pull}`515` enables tests with graphviz in CI. Thanks to {user}`NickCrews`.

tests/test_collect.py

@@ -539,6 +539,7 @@ def __getattr__(self, name):
 
     result = runner.invoke(cli, [tmp_path.as_posix()])
     assert result.exit_code == ExitCode.OK
+    assert "attr_that_definitely_does_not_exist" not in result.output
 
 
 @pytest.mark.end_to_end()