Minimum changes to try to build with 3.12

.github/workflows/ci.yml

@@ -83,13 +83,17 @@ jobs:
         # 3.10+ needs more work: dnspython for example doesn't work
         # with it. That means for the bulk of our testing we need to
         # stick to 3.9.
-        python-version: [3.8, 3.9, '3.10', '3.11']
+        # XXX: PyPy came out of the matrix!
+        python-version: ["3.12-dev", 3.8, 3.9, '3.10', '3.11']
         os: [macos-latest, ubuntu-latest]
         exclude:
           - os: macos-latest
             python-version: 3.8
           - os: macos-latest
             python-version: 3.9
+          - os: macos-latest
+            python-version: 3.10
+
     steps:
       - name: checkout
         uses: actions/checkout@v3
@@ -162,7 +166,7 @@ jobs:
           pip install -U -q setuptools wheel twine
           pip install -q -U 'cffi;platform_python_implementation=="CPython"'
           pip install -q -U 'cython>=3.0b3; python_version < "3.12"' "Cython @ https://github.com/cython/cython/archive/37f4dcdc04547875e2836fda076f5707ec50e579.zip; python_version >= '3.12'"
-          pip install 'greenlet>=2.0.0 ;platform_python_implementation=="CPython"'
+          pip install 'greenlet>=2.0.0 ;platform_python_implementation=="CPython"' 'greenlet >= 3.0a1; python_version >="3.12"'
 
       - name: Build gevent (non-Mac)
         if: ${{ ! startsWith(runner.os, 'Mac') }}

appveyor.yml

@@ -44,6 +44,12 @@ environment:
 
     # Pre-installed Python versions, which Appveyor may upgrade to
     # a later point release.
+    # XXX: Cython 3.0b3 won't build us on 3.12 yet.
+    # - PYTHON: "C:\\Python312-x64"
+    #   PYTHON_VERSION: "3.12.0b3"
+    #   PYTHON_ARCH: "64"
+    #   PYTHON_EXE: python
+    #   APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
 
     # 64-bit
     - PYTHON: "C:\\Python311-x64"

scripts/releases/make-manylinux

@@ -116,7 +116,7 @@ if [ -d /gevent -a -d /opt/python ]; then
     mkdir /gevent/wheelhouse
     OPATH="$PATH"
     which auditwheel
-    for variant in `ls -d /opt/python/cp{310,38,39,311}*`; do
+    for variant in `ls -d /opt/python/cp{310,38,39,311,312}*`; do
         export PATH="$variant/bin:$OPATH"
         echo "Building $variant $(python --version)"
 
@@ -125,7 +125,8 @@ if [ -d /gevent -a -d /opt/python ]; then
         # The downside is that we must install dependencies manually.
         # NOTE: We can't upgrade ``wheel`` because ``auditwheel`` depends on
         # it, and auditwheel is installed in one of these environments.
-        python -mpip install -U "cython >= 3.0a6" cffi 'greenlet >= 2.0.0' setuptools
+        python -m pip install -U 'cython>=3.0b3; python_version < "3.12"' "Cython @ https://github.com/cython/cython/archive/37f4dcdc04547875e2836fda076f5707ec50e579.zip; python_version >= '3.12'"
+        python -mpip install -U cffi 'greenlet >= 2.0.0; python_version < "3.12"' 'greenlet >= 3.0a1; python_version >= "3.12"' setuptools
         time (python setup.py bdist_wheel)
         PATH="$OPATH" auditwheel repair dist/gevent*.whl
         cp wheelhouse/gevent*.whl /gevent/wheelhouse