Pin cython to unblock public CI (#2441)

antonwolfy · web-flow · commit a37fadb8d66f · 2025-05-09T15:32:46.000+02:00
This PR pins `cython &lt;3.1` to w/a build failure observing with `3.1.0`
in public CI.
The latest stable Cython version was `3.0.12`.
diff --git a/conda-recipe/meta.yaml b/conda-recipe/meta.yaml
@@ -13,7 +13,7 @@ requirements:
       - python
       - setuptools
       - numpy >=1.23
-      - cython
+      - cython <3.1
       - cmake >=3.21
       - ninja
       - git
diff --git a/environments/build_with_oneapi.yml b/environments/build_with_oneapi.yml
@@ -3,7 +3,7 @@ channels:
   - conda-forge
 dependencies:
   - cmake
-  - cython
+  - cython <3.1
   - ninja
   - numpy
   - pytest
