Fix tests and readthedocs config

Author: blink1073

.github/workflows/tests.yml

@@ -9,6 +9,8 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v3
+      with:
+        python-version: 3.8
     - uses: pre-commit/[email protected]
 
   tests:

.readthedocs.yml

@@ -0,0 +1,10 @@
+version: 2
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.8"
+sphinx:
+  configuration: docs/source/conf.py
+python:
+  install:
+    - requirements: requirements.txt

readthedocs.yml

@@ -1,4 +1,4 @@
-sphinx>=2.4.4
+sphinx>=7.2
 ipykernel>=4.5.1
 ipywidgets>=7.0.0
 IPython

requirements.txt

@@ -29,7 +29,7 @@
     license="BSD",
     packages=["jupyter_sphinx"],
     install_requires=[
-        "Sphinx>=2",
+        "Sphinx>=7.2",
         "ipykernel>=4.5.1",
         "ipywidgets>=7.0.0",
         "IPython",

setup.py

@@ -12,7 +12,7 @@
 from nbformat import from_dict
 from sphinx.addnodes import download_reference
 from sphinx.errors import ExtensionError
-from sphinx.testing.util import SphinxTestApp, assert_node, path
+from sphinx.testing.util import SphinxTestApp, assert_node
 
 from jupyter_sphinx.ast import (
     JupyterCellNode,
@@ -48,7 +48,7 @@ def doctree(
 
         warnings = StringIO()
         app = SphinxTestApp(
-            srcdir=path(src_dir.as_posix()),
+            srcdir=src_dir,
             status=StringIO(),
             warning=warnings,
             buildername=buildername,

tests/test_execute.py

@@ -1,5 +1,5 @@
 [tox]
-envlist = py37
+envlist = py38,py39,py310,py311,py312
 
 [testenv]
 deps =