MAINT: Update Cython version to 0.29.30.

.github/workflows/build_test.yml

@@ -250,7 +250,7 @@ jobs:
         docker run --name the_container --interactive -v /:/host arm32v7/ubuntu:focal /bin/bash -c "
           apt update &&
           apt install -y git python3 python3-dev python3-pip &&
-          pip3 install cython==0.29.28 setuptools\<49.2.0 hypothesis==6.23.3 pytest==6.2.5 &&
+          pip3 install cython==0.29.30 setuptools\<49.2.0 hypothesis==6.23.3 pytest==6.2.5 &&
           ln -s /host/lib64 /lib64 &&
           ln -s /host/lib/x86_64-linux-gnu /lib/x86_64-linux-gnu &&
           ln -s /host/usr/arm-linux-gnueabihf /usr/arm-linux-gnueabihf &&

pyproject.toml

@@ -4,7 +4,7 @@ requires = [
     "packaging==20.5; platform_machine=='arm64'",  # macos M1
     "setuptools==59.2.0",
     "wheel==0.37.0",
-    "Cython>=0.29.24,<3.0",  # Note: keep in sync with tools/cythonize.py
+    "Cython>=0.29.30,<3.0",  # Note: keep in sync with tools/cythonize.py
 ]
 
 

test_requirements.txt

@@ -1,4 +1,4 @@
-cython==0.29.24
+cython==0.29.30
 wheel==0.37.0
 setuptools==59.2.0
 hypothesis==6.24.1

tools/cythonize.py

@@ -67,7 +67,7 @@ def process_pyx(fromfile, tofile):
         # Python versions.
         # Note: keep in sync with that in pyproject.toml
         # Update for Python 3.10
-        required_version = LooseVersion('0.29.24')
+        required_version = LooseVersion('0.29.30')
 
         if LooseVersion(cython_version) < required_version:
             cython_path = Cython.__file__