add the pin

HGWright · HGWright · commit 3af956cb666f · 2025-06-06T13:31:31.000+01:00
diff --git a/requirements/py310.yml b/requirements/py310.yml
@@ -12,7 +12,7 @@ dependencies:
 
 # Core dependencies.
   - numpy>=2
-  - cython
+  - cython<3.1.0
 
 # Optional dependencies.
   - dask
diff --git a/requirements/py311.yml b/requirements/py311.yml
@@ -12,7 +12,7 @@ dependencies:
 
 # Core dependencies.
   - numpy>=2
-  - cython
+  - cython<3.1.0
 
 # Optional dependencies.
   - dask
diff --git a/requirements/py312.yml b/requirements/py312.yml
@@ -12,7 +12,7 @@ dependencies:
 
 # Core dependencies.
   - numpy>=2
-  - cython
+  - cython<3.1.0
 
 # Optional dependencies.
   - dask
