two version of R2R are here HEAD master

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diff --git a/.venv/lib/python3.12/site-packages/docutils/writers/__init__.py b/.venv/lib/python3.12/site-packages/docutils/writers/__init__.py
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+# $Id: __init__.py 9368 2023-04-28 21:26:36Z milde $
+# Author: David Goodger <goodger@python.org>
+# Copyright: This module has been placed in the public domain.
+
+"""
+This package contains Docutils Writer modules.
+"""
+
+__docformat__ = 'reStructuredText'
+
+from importlib import import_module
+
+import docutils
+from docutils import languages, Component
+from docutils.transforms import universal
+
+
+class Writer(Component):
+
+    """
+    Abstract base class for docutils Writers.
+
+    Each writer module or package must export a subclass also called 'Writer'.
+    Each writer must support all standard node types listed in
+    `docutils.nodes.node_class_names`.
+
+    The `write()` method is the main entry point.
+    """
+
+    component_type = 'writer'
+    config_section = 'writers'
+
+    def get_transforms(self):
+        return super().get_transforms() + [universal.Messages,
+                                           universal.FilterMessages,
+                                           universal.StripClassesAndElements]
+
+    document = None
+    """The document to write (Docutils doctree); set by `write()`."""
+
+    output = None
+    """Final translated form of `document`
+
+    (`str` for text, `bytes` for binary formats); set by `translate()`.
+    """
+
+    language = None
+    """Language module for the document; set by `write()`."""
+
+    destination = None
+    """`docutils.io` Output object; where to write the document.
+
+    Set by `write()`.
+    """
+
+    def __init__(self):
+
+        self.parts = {}
+        """Mapping of document part names to fragments of `self.output`.
+
+        See `Writer.assemble_parts()` below and
+        <https://docutils.sourceforge.io/docs/api/publisher.html>.
+        """
+
+    def write(self, document, destination):
+        """
+        Process a document into its final form.
+
+        Translate `document` (a Docutils document tree) into the Writer's
+        native format, and write it out to its `destination` (a
+        `docutils.io.Output` subclass object).
+
+        Normally not overridden or extended in subclasses.
+        """
+        self.document = document
+        self.language = languages.get_language(
+            document.settings.language_code,
+            document.reporter)
+        self.destination = destination
+        self.translate()
+        return self.destination.write(self.output)
+
+    def translate(self):
+        """
+        Do final translation of `self.document` into `self.output`.  Called
+        from `write`.  Override in subclasses.
+
+        Usually done with a `docutils.nodes.NodeVisitor` subclass, in
+        combination with a call to `docutils.nodes.Node.walk()` or
+        `docutils.nodes.Node.walkabout()`.  The ``NodeVisitor`` subclass must
+        support all standard elements (listed in
+        `docutils.nodes.node_class_names`) and possibly non-standard elements
+        used by the current Reader as well.
+        """
+        raise NotImplementedError('subclass must override this method')
+
+    def assemble_parts(self):
+        """Assemble the `self.parts` dictionary.  Extend in subclasses.
+
+        See <https://docutils.sourceforge.io/docs/api/publisher.html>.
+        """
+        self.parts['whole'] = self.output
+        self.parts['encoding'] = self.document.settings.output_encoding
+        self.parts['errors'] = (
+            self.document.settings.output_encoding_error_handler)
+        self.parts['version'] = docutils.__version__
+
+
+class UnfilteredWriter(Writer):
+
+    """
+    A writer that passes the document tree on unchanged (e.g. a
+    serializer.)
+
+    Documents written by UnfilteredWriters are typically reused at a
+    later date using a subclass of `readers.ReReader`.
+    """
+
+    def get_transforms(self):
+        # Do not add any transforms.  When the document is reused
+        # later, the then-used writer will add the appropriate
+        # transforms.
+        return Component.get_transforms(self)
+
+
+_writer_aliases = {
+      'html': 'html4css1',  # may change to html5 some day
+      'html4': 'html4css1',
+      'xhtml10': 'html4css1',
+      'html5': 'html5_polyglot',
+      'xhtml': 'html5_polyglot',
+      's5': 's5_html',
+      'latex': 'latex2e',
+      'xelatex': 'xetex',
+      'luatex': 'xetex',
+      'lualatex': 'xetex',
+      'odf': 'odf_odt',
+      'odt': 'odf_odt',
+      'ooffice': 'odf_odt',
+      'openoffice': 'odf_odt',
+      'libreoffice': 'odf_odt',
+      'pprint': 'pseudoxml',
+      'pformat': 'pseudoxml',
+      'pdf': 'rlpdf',
+      'xml': 'docutils_xml'}
+
+
+def get_writer_class(writer_name):
+    """Return the Writer class from the `writer_name` module."""
+    name = writer_name.lower()
+    name = _writer_aliases.get(name, name)
+    try:
+        module = import_module('docutils.writers.'+name)
+    except ImportError:
+        try:
+            module = import_module(name)
+        except ImportError as err:
+            raise ImportError(f'Writer "{writer_name}" not found. {err}')
+    return module.Writer