Backport PR pandas-dev#54757 on branch 2.1.x (CI: Pin Cython on CI) (pandas-dev#54758)

Backport PR pandas-dev#54757: CI: Pin Cython on CI

Co-authored-by: Patrick Hoefler <61934744+phofl@users.noreply.github.com>

Author: meeseeksmachine

ci/deps/actions-310.yaml

@@ -6,7 +6,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1
 

ci/deps/actions-311-downstream_compat.yaml

@@ -7,7 +7,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1
 

ci/deps/actions-311-numpydev.yaml

@@ -25,7 +25,7 @@ dependencies:
   - pip
 
   - pip:
-    - "cython"
+    - "cython<=3.0.1"
     - "--extra-index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple"
     - "--pre"
     - "numpy"

ci/deps/actions-311-pyarrownightly.yaml

@@ -7,7 +7,7 @@ dependencies:
   # build dependencies
   - versioneer[toml]
   - meson[ninja]=1.0.1
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-311.yaml

@@ -6,7 +6,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1
 

ci/deps/actions-39-minimum_versions.yaml

@@ -8,7 +8,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1
 

ci/deps/actions-39.yaml

@@ -6,7 +6,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1
 

ci/deps/actions-pypy-39.yaml

@@ -9,7 +9,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1
 

ci/deps/circle-310-arm64.yaml

@@ -6,7 +6,7 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33
+  - cython>=0.29.33, <3.0.1
   - meson[ninja]=1.0.1
   - meson-python=0.13.1