[issue31758] various refleaks in _elementtree, and crashes when using an uninitialized XMLParser object

[Stefan Behnel]

Stefan Behnel <stefan_ml at behnel.de> added the comment:


New changeset 402e1cdb132f384e4dcde7a3d7ec7ea1fc7ab527 by Oren Milman in branch 'master':
bpo-31758: Prevent crashes when using an uninitialized _elementtree.XMLParser object (GH-3997)
https://github.com/python/cpython/commit/402e1cdb132f384e4dcde7a3d7ec7ea1fc7ab527


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<https://bugs.python.org/issue31758>
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