This release adds a new example, **4. Profiling and Optimizing the Model** in the savings library.
See [the release notes](https://lifelib.io/releases/relnotes_v0.8.1.html) for details.
To update lifelib, run the following command::
>>> pip install lifelib --upgrade
If you're using Anaconda, use the ``conda`` command instead::
>>> conda update lifelib