reStructuredText literal blocks within other directives

[adamchainz]

Python Version

No response

Package Version

No response

Description

The new --rst-literal-blocks option from #196 picks up literal blocks within other directives like code blocks:

How to do literal blocks:

.. code-block:: rst

    A literal block::

        This is not Python.

Ideally these should be skipped, like nested code blocks in #128.