Replace call to add_stylesheet with add_css_file

This should prevent documentation build failures with Sphinx 4.
python-trio · Jun 15, 2021 · 835bb2b · 835bb2b
1 parent 867c4af
commit 835bb2b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/source/conf.py b/docs/source/conf.py
@@ -38,7 +38,7 @@
 ]
 
 def setup(app):
-    app.add_stylesheet("hack.css")
+    app.add_css_file("hack.css")
 
 intersphinx_mapping = {
     "sphinx": ("http://www.sphinx-doc.org/en/stable/", None),