 data and creates objects
that represent <code><abbr>tzdb</abbr></code> timezones.
Python is freely available under the
<a href="https://docs.python.org/3/license.html">Python Software Foundation
License</a>.
A companion <a id="pypi-tzdata" href="https://pypi.org">PyPI</a> module
<a href="https://pypi.org/project/tzdata/"><code>tzdata</code></a>
supplies TZif data if the underlying system data cannot be found;
it is freely available under the Apache License.</li>
<li>The
public-domain <a href="https://githu