Fix ElementTree DeprecationWarning when testing truth value (3.12)

[cdce8p]

Description

Fix a DeprecationWarning for Python 3.12.

  /.../python3.12/site-packages/plexapi/client.py:97: DeprecationWarning: Testing an element's truth value will raise an exception in future versions.  Use specific 'len(elem)' or 'elem is not None' test instead.
    if not data:

From the Python 3.12 Changelog

xml.etree.ElementTree: The module now emits DeprecationWarning when testing the truth value of an xml.etree.ElementTree.Element. Before, the Python implementation emitted FutureWarning, and the C implementation emitted nothing.

https://github.com/python/cpython/blob/v3.12.0rc1/Lib/xml/etree/ElementTree.py#L201-L208

Type of change

• Bug fix (non-breaking change which fixes an issue)

[jjlawren]

Thanks, @cdce8p!

[JonnyWong16]

I found two more locations.

python-plexapi/plexapi/myplex.py

Line 1776 in a7d29a3

if not response:

python-plexapi/plexapi/myplex.py

Line 1793 in a7d29a3

if not response:

[cdce8p]

Anything left I should do here?