Mistune

setup.cfg

@@ -12,17 +12,14 @@ github_project = spacetelescope/sphinx-asdf
 
 [options]
 packages = find:
-python_requires = >=3.6
+python_requires = >=3.9
 include_package_data = True
 setup_requires = setuptools_scm
 install_requires =
     asdf
     astropy>=5.0.4
     docutils
-    graphviz
-    matplotlib
-    myst-parser
-    mistune~=0.8.4
+    mistune
     sphinx
     sphinx-astropy
     sphinx_bootstrap_theme

sphinx_asdf/conf.py

@@ -38,4 +38,4 @@
 latex_logo = f"{static_dir}/logo.pdf"
 
 sys.path.insert(0, os.path.join(os.path.abspath(os.path.dirname("__file__")), "sphinxext"))
-extensions += ["sphinx_asdf", "sphinx_inline_tabs", "myst_parser"]
+extensions += ["sphinx_asdf", "sphinx_inline_tabs"]

sphinx_asdf/directives.py

@@ -1,15 +1,16 @@
 import posixpath
 from pprint import pformat
 
+import mistune
 import yaml
 from docutils import nodes
 from docutils.parsers.rst import directives
 from docutils.statemachine import ViewList
+from mistune.renderers.rst import RSTRenderer
 from sphinx import addnodes
 from sphinx.util.docutils import SphinxDirective
 from sphinx.util.nodes import nested_parse_with_titles
 
-from .md2rst import md2rst
 from .nodes import (
     asdf_ref,
     asdf_tree,
@@ -44,6 +45,10 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
 
 
+def _math_to_rst(renderer, txt, block_state):
+    return f":math:{txt}"
+
+
 class AsdfAutoschemas(SphinxDirective):
     required_arguments = 0
     optional_arguments = 2
@@ -161,6 +166,9 @@ def _markdown_to_nodes(self, text, filename):
         by Michael Droetboom.
         """
         rst = ViewList()
+        renderer = RSTRenderer()
+        renderer.register("inline_math", _math_to_rst)
+        md2rst = mistune.create_markdown(renderer=renderer, plugins=["math"])
         for i, line in enumerate(md2rst(text).split("\n")):
             rst.append(line, filename, i + 1)