Update Cython version pin to at least 3.0a6

dev-requirements.txt

@@ -20,8 +20,6 @@ zest.releaser[recommended]
 # benchmarks use this
 pyperf >= 1.6.1
 
-# Python 3.9+ need a version of greenlet that
-# is currently unreleased.
-git+https://github.com/python-greenlet/greenlet.git#egg=greenlet ; platform_python_implementation == 'CPython' and python_version >= '3.9.0b1'
+greenlet >= 1.0
 
 -e .[test,docs]

docs/changes/1753.misc

+Adjust Cython version pin to >= 3.0a6.

pyproject.toml

@@ -20,12 +20,13 @@ requires = [
      # but once that was fixed, 3.0a4 led to all of our leak tests
      # failing in Python 2 (https://travis-ci.org/github/gevent/gevent/jobs/683782800);
      # This was fixed in 3.0a5 (https://github.com/cython/cython/issues/3578)
-     "Cython >= 3.0a5",
+     # 3.0a6 fixes an issue cythonizing source on 32-bit platforms
+     "Cython >= 3.0a6",
      # See version requirements in setup.py
      "cffi >= 1.12.3 ; platform_python_implementation == 'CPython'",
      # Python 3.7 requires at least 0.4.14, which is ABI incompatible with earlier
      # releases. Python 3.9 and 3.10 require 0.4.16;
-     # 0.4.17 is ABI incompatible with earlier releases.
+     # 0.4.17 is ABI incompatible with earlier releases, but compatible with 1.0
      "greenlet >= 0.4.17, < 2.0 ; platform_python_implementation == 'CPython'",
 ]
 

scripts/releases/make-manylinux

@@ -106,7 +106,7 @@ if [ -d /gevent -a -d /opt/python ]; then
     mkdir /gevent/wheelhouse
     OPATH="$PATH"
     which auditwheel
-    for variant in `ls -d /opt/python/cp{27,37,38,39}*`; do
+    for variant in `ls -d /opt/python/cp{27,36,37,38,39}*`; do
         export PATH="$variant/bin:$OPATH"
         echo "Building $variant $(python --version)"
 
@@ -115,7 +115,7 @@ 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 >= 3.0a5" cffi 'greenlet >= 1.0a1' setuptools
+        python -mpip install -U "cython >= 3.0a6" cffi 'greenlet >= 1.0' setuptools
         time (python setup.py bdist_wheel)
         PATH="$OPATH" auditwheel repair dist/gevent*.whl
         cp wheelhouse/gevent*.whl /gevent/wheelhouse