Update sphinx config for sphinx8

Not a problem yet, but this change prevents issues once we upgrade to sphinx 8 and doc2path will return something path-like. See ICB-DCM/pyPESTO#1482
dweindl · Oct 8, 2024 · 8056f6f · 8056f6f
1 parent cd56633
commit 8056f6f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/documentation/conf.py b/documentation/conf.py
@@ -215,7 +215,7 @@ def install_doxygen():
 nbsphinx_prolog = (
     f"{{% set {ref=} %}}"
     r"""
-    {% set docname = "documentation/" + env.doc2path(env.docname, base=False) %}
+    {% set docname = "documentation/" + env.doc2path(env.docname, base=False)|string %}
     .. raw:: html
 
         <div class="note">