block Cython 3.0+ as a build dep

* keeps libyaml extension build functional once Cython 3.0 releases; stopgap measure until we can rewrite the extension build to eliminate all the ancient deprecated distutils magic
yaml · Jul 17, 2023 · 43a7c2b · 43a7c2b
1 parent 957ae4d
commit 43a7c2b
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -429,7 +429,7 @@ jobs:
       run: |
         set -eux
         python -V
-        python -m pip install Cython wheel
+        python -m pip install "Cython<3.0" wheel
 
         python setup.py \
         --with-libyaml build_ext \

diff --git a/.github/workflows/manual_artifact_build.yaml b/.github/workflows/manual_artifact_build.yaml
@@ -427,7 +427,7 @@ jobs:
       run: |
         set -eux
         python -V
-        python -m pip install Cython wheel
+        python -m pip install "Cython<3.0" wheel
 
         python setup.py \
         --with-libyaml build_ext \

diff --git a/pyproject.toml b/pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires = ["setuptools", "wheel", "Cython"]
+requires = ["setuptools", "wheel", "Cython<3.0"]
 build-backend = "setuptools.build_meta"