Function all_python_venvs

testing/__init__.py:884–892

(system_site_packages=False)

def all_python_venvs(system_site_packages=False):
    # type: (bool) -> Iterable[VenvFactory]
    return tuple(
        VenvFactory(
            python_version=version,
            factory=lambda: ensure_python_venv(version, system_site_packages=system_site_packages),
        )
        for version in _applicable_py_versions()
    )


@contextmanager