⬆️ Drop sphinx 4 support, add sphinx 6

.github/workflows/tests.yml

@@ -25,16 +25,16 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
-        sphinx: [">=5,<6"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        sphinx: [">=6,<7"]
         os: [ubuntu-latest]
         include:
         - os: ubuntu-latest
           python-version: "3.8"
-          sphinx: ">=4,<5"
+          sphinx: ">=5,<6"
         - os: windows-latest
           python-version: "3.8"
-          sphinx: ">=4,<5"
+          sphinx: ">=5,<6"
 
     runs-on: ${{ matrix.os }}
 
@@ -47,8 +47,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install -e .[linkify,testing]
-        pip install --upgrade-strategy "only-if-needed" "sphinx${{ matrix.sphinx }}"
+        pip install -e ".[linkify,testing]" "sphinx${{ matrix.sphinx }}"
     - name: Run pytest
       run: |
         pytest --cov=myst_parser --cov-report=xml --cov-report=term-missing
@@ -87,8 +86,7 @@ jobs:
       run: python .github/workflows/docutils_setup.py pyproject.toml README.md
     - name: Install dependencies
       run: |
-        pip install .
-        pip install pytest~=6.2 pytest-param-files~=0.3.3 pygments docutils==${{ matrix.docutils-version }}
+        pip install . pytest~=6.2 pytest-param-files~=0.3.3 pygments docutils==${{ matrix.docutils-version }}
     - name: ensure sphinx is not installed
       run: |
         python -c "\

pyproject.toml

@@ -39,7 +39,7 @@ dependencies = [
     "markdown-it-py>=1.0.0,<3.0.0",
     "mdit-py-plugins~=0.3.3",
     "pyyaml",
-    "sphinx>=4,<6",
+    "sphinx>=5,<7",
     'typing-extensions; python_version < "3.8"',
 ]
 

tests/test_sphinx/test_sphinx_builds.py

@@ -11,7 +11,6 @@
 import re
 
 import pytest
-import sphinx
 from docutils import VersionInfo, __version_info__
 
 SOURCE_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), "sourcedirs"))
@@ -54,7 +53,7 @@ def test_basic(
         app,
         filename="content.html",
         regress_html=True,
-        regress_ext=f".sphinx{sphinx.version_info[0]}.html",
+        regress_ext=".html",
     )
 
     assert app.env.metadata["content"] == {
@@ -333,7 +332,7 @@ def test_footnotes(
             app,
             filename="footnote_md.html",
             regress_html=True,
-            regress_ext=f".sphinx{sphinx.version_info[0]}.html",
+            regress_ext=".html",
         )
 
 
@@ -454,7 +453,7 @@ def test_gettext_html(
         app,
         filename="index.html",
         regress_html=True,
-        regress_ext=f".sphinx{sphinx.version_info[0]}.html",
+        regress_ext=".html",
     )
 
 
@@ -555,7 +554,7 @@ def test_fieldlist_extension(
             app,
             filename="index.html",
             regress_html=True,
-            regress_ext=f".sphinx{sphinx.version_info[0]}.html",
+            regress_ext=".html",
         )