Backport PR #54784 on branch 2.1.x (CI: Unpin Cython)

.github/workflows/unit-tests.yml

@@ -233,8 +233,8 @@ jobs:
         run: |
           /opt/python/cp311-cp311/bin/python -m venv ~/virtualenvs/pandas-dev
           . ~/virtualenvs/pandas-dev/bin/activate
-          python -m pip install --no-cache-dir -U pip wheel setuptools meson[ninja]==1.0.1 meson-python==0.13.1
-          python -m pip install --no-cache-dir versioneer[toml] "cython<3.0.1" numpy python-dateutil pytz pytest>=7.3.2 pytest-xdist>=2.2.0 pytest-asyncio>=0.17 hypothesis>=6.46.1
+          python -m pip install --no-cache-dir -U pip wheel setuptools meson[ninja]==1.2.1 meson-python==0.13.1
+          python -m pip install --no-cache-dir versioneer[toml] cython numpy python-dateutil pytz pytest>=7.3.2 pytest-xdist>=2.2.0 pytest-asyncio>=0.17 hypothesis>=6.46.1
           python -m pip install --no-cache-dir --no-build-isolation -e .
           python -m pip list --no-cache-dir
           export PANDAS_CI=1
@@ -271,8 +271,8 @@ jobs:
         run: |
           /opt/python/cp311-cp311/bin/python -m venv ~/virtualenvs/pandas-dev
           . ~/virtualenvs/pandas-dev/bin/activate
-          python -m pip install --no-cache-dir -U pip wheel setuptools meson-python==0.13.1 meson[ninja]==1.0.1
-          python -m pip install --no-cache-dir versioneer[toml] "cython<3.0.1" numpy python-dateutil pytz pytest>=7.3.2 pytest-xdist>=2.2.0 pytest-asyncio>=0.17 hypothesis>=6.46.1
+          python -m pip install --no-cache-dir -U pip wheel setuptools meson-python==0.13.1 meson[ninja]==1.2.1
+          python -m pip install --no-cache-dir versioneer[toml] cython numpy python-dateutil pytz pytest>=7.3.2 pytest-xdist>=2.2.0 pytest-asyncio>=0.17 hypothesis>=6.46.1
           python -m pip install --no-cache-dir --no-build-isolation -e .
           python -m pip list --no-cache-dir
 
@@ -342,10 +342,10 @@ jobs:
       - name: Build Environment
         run: |
           python --version
-          python -m pip install --upgrade pip setuptools wheel meson[ninja]==1.0.1 meson-python==0.13.1
+          python -m pip install --upgrade pip setuptools wheel meson[ninja]==1.2.1 meson-python==0.13.1
           python -m pip install --pre --extra-index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple numpy
           python -m pip install versioneer[toml]
-          python -m pip install python-dateutil pytz tzdata "cython<3.0.1" hypothesis>=6.46.1 pytest>=7.3.2 pytest-xdist>=2.2.0 pytest-cov pytest-asyncio>=0.17
+          python -m pip install python-dateutil pytz tzdata cython hypothesis>=6.46.1 pytest>=7.3.2 pytest-xdist>=2.2.0 pytest-cov pytest-asyncio>=0.17
           python -m pip install -ve . --no-build-isolation --no-index
           python -m pip list
 

ci/deps/actions-310.yaml

@@ -6,8 +6,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-311-downstream_compat.yaml

@@ -7,8 +7,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-311-numpydev.yaml

@@ -6,8 +6,9 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - meson[ninja]=1.0.1
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
+  - cython>=0.29.33
 
   # test dependencies
   - pytest>=7.3.2
@@ -25,7 +26,6 @@ dependencies:
   - pip
 
   - pip:
-    - "cython<3.0.1"
     - "--extra-index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple"
     - "--pre"
     - "numpy"

ci/deps/actions-311-pyarrownightly.yaml

@@ -6,8 +6,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - meson[ninja]=1.0.1
-  - cython>=0.29.33, <3.0.1
+  - meson[ninja]=1.2.1
+  - cython>=0.29.33
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-311.yaml

@@ -6,8 +6,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-39-minimum_versions.yaml

@@ -8,8 +8,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-39.yaml

@@ -6,8 +6,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/actions-pypy-39.yaml

@@ -9,8 +9,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

ci/deps/circle-310-arm64.yaml

@@ -6,8 +6,8 @@ dependencies:
 
   # build dependencies
   - versioneer[toml]
-  - cython>=0.29.33, <3.0.1
-  - meson[ninja]=1.0.1
+  - cython>=0.29.33
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

environment.yml

@@ -9,7 +9,7 @@ dependencies:
   # build dependencies
   - versioneer[toml]
   - cython=0.29.33
-  - meson[ninja]=1.0.1
+  - meson[ninja]=1.2.1
   - meson-python=0.13.1
 
   # test dependencies

meson.build

@@ -4,7 +4,7 @@ project(
     'c', 'cpp', 'cython',
     version: run_command(['generate_version.py', '--print'], check: true).stdout().strip(),
     license: 'BSD-3',
-    meson_version: '>=1.0.1',
+    meson_version: '>=1.2.1',
     default_options: [
         'buildtype=release',
         'c_std=c99'

pyproject.toml

@@ -3,7 +3,7 @@
 # See https://github.com/scipy/scipy/pull/12940 for the AIX issue.
 requires = [
     "meson-python==0.13.1",
-    "meson==1.0.1",
+    "meson==1.2.1",
     "wheel",
     "Cython>=0.29.33,<3",  # Note: sync with setup.py, environment.yml and asv.conf.json
     # Note: numpy 1.25 has a backwards compatible C API by default

requirements-dev.txt

@@ -4,7 +4,7 @@
 pip
 versioneer[toml]
 cython==0.29.33
-meson[ninja]==1.0.1
+meson[ninja]==1.2.1
 meson-python==0.13.1
 pytest>=7.3.2
 pytest-cov