Add support for Python 3.9.

.manylinux-install.sh

@@ -8,7 +8,8 @@ for PYBIN in /opt/python/*/bin; do
        [[ "${PYBIN}" == *"cp35"* ]] || \
        [[ "${PYBIN}" == *"cp36"* ]] || \
        [[ "${PYBIN}" == *"cp37"* ]] || \
-       [[ "${PYBIN}" == *"cp38"* ]]; then
+       [[ "${PYBIN}" == *"cp38"* ]] || \
+       [[ "${PYBIN}" == *"cp39"* ]]; then
         "${PYBIN}/pip" install -e /io/
         "${PYBIN}/pip" wheel /io/ -w wheelhouse/
         if [ `uname -m` == 'aarch64' ]; then

.travis.yml

@@ -1,5 +1,5 @@
 language: python
-
+dist: focal
 env:
   global:
     ZOPE_INTERFACE_STRICT_IRO: 1
@@ -13,6 +13,7 @@ python:
   - 3.6
   - 3.7
   - 3.8
+  - 3.9
   - pypy
   - pypy3
 

CHANGES.rst

@@ -2,12 +2,16 @@
  Changes
 =========
 
-5.1.3 (unreleased)
+5.2.0 (unreleased)
 ==================
 
 - Add documentation section ``Persistency and Equality``
   (`#218 <https://github.com/zopefoundation/zope.interface/issues/218>`_).
 
+- Create arm64 wheels.
+
+- Add support for Python 3.9.
+
 
 5.1.2 (2020-10-01)
 ==================

appveyor.yml

@@ -1,3 +1,4 @@
+image: Visual Studio 2019
 environment:
   global:
     TWINE_USERNAME: zope.wheelbuilder
@@ -15,6 +16,8 @@ environment:
     - python: 37-x64
     - python: 38
     - python: 38-x64
+    - python: 39
+    - python: 39-x64
 
 install:
   - "SET PATH=C:\\Python%PYTHON%;c:\\Python%PYTHON%\\scripts;%PATH%"

setup.py

@@ -100,7 +100,7 @@ def read(*rnames):
         )
 
 setup(name='zope.interface',
-      version='5.1.3.dev0',
+      version='5.2.0.dev0',
       url='https://github.com/zopefoundation/zope.interface',
       license='ZPL 2.1',
       description='Interfaces for Python',

tox.ini

@@ -1,6 +1,15 @@
 [tox]
 envlist =
-    py27,py27-pure,py35,py35-pure,py36,py37,py38,py38-cext,pypy,pypy3,coverage,docs
+    py27,py27-pure,
+    py35,py35-pure,
+    py36,
+    py37,
+    py38,py38-cext,
+    py39,
+    pypy,
+    pypy3,
+    coverage,
+    docs
 # NB: if you add new environments, please also add them to depends in
 # testenv:coverage so that parallel runs (tox -p auto) will work correctly
 
@@ -44,7 +53,7 @@ commands =
     coverage report -i
     coverage html -i
     coverage xml -i
-depends = py27,py27-pure,py35,py35-pure,py36,py37,py38,py38-cext,pypy,pypy3,docs
+depends = py27,py27-pure,py35,py35-pure,py36,py37,py38,py38-cext,py39,pypy,pypy3,docs
 parallel_show_output = true
 
 [testenv:docs]