I can't really make this reproducible, but it seems during install with poetry. Maybe someone sees it too?
/usr/local/lib/python3.13/site-packages/poetry/installation/wheel_installer.py:129: RuntimeWarning: Skip installing slapdtest/__pycache__/__init__.cpython-313.opt-1.pyc from python_ldap. Installing files in a __pycache__ directory poses a security risk. __pycache__ directories should not be included in wheels. This is probably an issue in the build process of 'python_ldap'.
I can't really make this reproducible, but it seems during install with poetry. Maybe someone sees it too?