- Avoid race condition in ``deferredmodule.ModuleProxy.__getattr__`` `8 <https://github.com/zopefoundation/zope.deferredimport/issues/8>`_.
4.3
================
- Add support for Python 3.7.
4.2.1
==================
- Preserve the docstrings of proxied modules created with ``deprecatedFrom``, ``deferredFrom``, etc. See `issue 5 <https://github.com/zopefoundation/zope.deferredimport/issues/5>`_.