Upgrade Markdown to v3.5.1

Author: jeremystretch

base_requirements.txt

@@ -90,9 +90,8 @@ gunicorn
 Jinja2
 
 # Simple markup language for rendering HTML
-# https://python-markdown.github.io/change_log/
-# mkdocs currently requires Markdown v3.3
-Markdown<3.4
+# https://python-markdown.github.io/changelog/
+Markdown
 
 # File inclusion plugin for Python-Markdown
 # https://github.com/cmacmackin/markdown-include

netbox/utilities/templatetags/builtins/filters.py

@@ -8,6 +8,7 @@
 from django.utils.html import escape
 from django.utils.safestring import mark_safe
 from markdown import markdown
+from markdown.extensions.tables import TableExtension
 
 from netbox.config import get_config
 from utilities.markdown import StrikethroughExtension
@@ -163,7 +164,12 @@ def render_markdown(value):
         return ''
 
     # Render Markdown
-    html = markdown(value, extensions=['def_list', 'fenced_code', 'tables', StrikethroughExtension()])
+    html = markdown(value, extensions=[
+        'def_list',
+        'fenced_code',
+        StrikethroughExtension(),
+        TableExtension(use_align_attribute=True),
+    ])
 
     # If the string is not empty wrap it in rendered-markdown to style tables
     if html:

requirements.txt

@@ -20,7 +20,7 @@ feedparser==6.0.10
 graphene-django==3.0.0
 gunicorn==21.2.0
 Jinja2==3.1.2
-Markdown==3.3.7
+Markdown==3.5.1
 mkdocs-material==9.4.14
 mkdocstrings[python-legacy]==0.24.0
 netaddr==0.9.0