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* Add PEP 561-style type information
* Support for Python 2.7, 3.5 and 3.6 is removed
* Support for Python 3.9-3.11 is added
* Very large documents (with deep nesting or long tag content) can now be
parsed, and ``Selector`` now takes a new argument ``huge_tree`` to disable
this
* Support for new features of cssselect 1.2.0 is added
* The ``Selector.remove()`` and ``SelectorList.remove()`` methods are
deprecated and replaced with the new ``Selector.drop()`` and
``SelectorList.drop()`` methods which don't delete text after the dropped
elements when used in the HTML mode.