fixes #151

Author: jph00

monsterui/franken.py

@@ -1575,7 +1575,9 @@ def render_md(md_content:str, # Markdown content
     "Renders markdown using mistletoe and lxml with custom image handling"
     if md_content=='': return md_content
     html_content = mistletoe.markdown(md_content, partial(renderer, img_dir=img_dir))
-    return NotStr(apply_classes(html_content, class_map, class_map_mods))
+    if (class_map or class_map is None) or class_map_mods:
+        html_content = apply_classes(html_content, class_map, class_map_mods)
+    return NotStr(html_content)
 
 # %% ../nbs/02_franken.ipynb
 def ThemePicker(color=True, radii=True, shadows=True, font=True, mode=True, cls='p-4', custom_themes=[]):

nbs/02_franken.ipynb

@@ -3656,7 +3656,9 @@
     "    \"Renders markdown using mistletoe and lxml with custom image handling\"\n",
     "    if md_content=='': return md_content\n",
     "    html_content = mistletoe.markdown(md_content, partial(renderer, img_dir=img_dir))\n",
-    "    return NotStr(apply_classes(html_content, class_map, class_map_mods))"
+    "    if (class_map or class_map is None) or class_map_mods:\n",
+    "        html_content = apply_classes(html_content, class_map, class_map_mods)\n",
+    "    return NotStr(html_content)"
    ]
   },
   {
@@ -4622,23 +4624,9 @@
     "from nbdev import nbdev_export\n",
     "nbdev_export()"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "de35d138",
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
- "metadata": {
-  "kernelspec": {
-   "display_name": "python3",
-   "language": "python",
-   "name": "python3"
-  }
- },
+ "metadata": {},
  "nbformat": 4,
  "nbformat_minor": 5
 }