Function _proxy_dereference

tests/test_class_sh_property.py:127–135

(proxy, xxxattr, *args, **kwargs)

def _proxy_dereference(proxy, xxxattr, *args, **kwargs):
    obj = object.__getattribute__(proxy, "__obj")
    field_name = object.__getattribute__(proxy, "__field_name")
    field = getattr(obj, field_name)  # Disowns the C++ unique_ptr member.
    assert field is not None
    try:
        return xxxattr(field, *args, **kwargs)
    finally:
        setattr(obj, field_name, field)  # Disowns the temporary Python object (field).


@pytest.mark.parametrize("m_attr", ["m_uqmp", "m_uqcp"])