Add support for Python 3.10 and musl-based runtimes

.github/workflows/ci.yml

@@ -4,15 +4,15 @@ on:
   push:
     branches:
       - master
-      - '[0-9].[0-9]+'  # matches to backport branches, e.g. 3.6 
+      - '[0-9].[0-9]+'  # matches to backport branches, e.g. 3.6
     tags: [ 'v*' ]
   pull_request:
     branches:
       - master
-      - '[0-9].[0-9]+'  # matches to backport branches, e.g. 3.6 
+      - '[0-9].[0-9]+'  # matches to backport branches, e.g. 3.6
   schedule:
     - cron:  '0 6 * * *'  # Daily 6AM UTC build
-  
+
 
 jobs:
 
@@ -63,7 +63,7 @@ jobs:
     needs: lint
     strategy:
       matrix:
-        pyver: [3.6, 3.7, 3.8, 3.9]
+        pyver: [3.6, 3.7, 3.8, 3.9, 3.10.0-rc.2]
         no-extensions: ['', 'Y']
         os: [ubuntu, macos, windows]
         exclude:
@@ -134,10 +134,10 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v2.3.4
-    - name: Setup Python 3.8
+    - name: Setup Python 3.9
       uses: actions/setup-python@v2.2.2
       with:
-        python-version: 3.8
+        python-version: 3.9
     - name: Make sdist
       run:
         python setup.py sdist
@@ -151,13 +151,14 @@ jobs:
     name: Linux
     strategy:
       matrix:
-        pyver: [cp36-cp36m, cp37-cp37m, cp38-cp38, cp39-cp39]
+        pyver: [cp36-cp36m, cp37-cp37m, cp38-cp38, cp39-cp39, cp310-cp310]
         arch: [x86_64, aarch64, i686, ppc64le, s390x]
+        img_pre: [manylinux_2_24, musllinux_1_1]
       fail-fast: false
     runs-on: ubuntu-latest
     env:
       py: /opt/python/${{ matrix.pyver }}/bin/python
-      img: quay.io/pypa/manylinux2014_${{ matrix.arch }}
+      img: quay.io/pypa/${{ matrix.img_pre }}_${{ matrix.arch }}
     needs: pre-deploy
     steps:
     - name: Checkout
@@ -184,12 +185,12 @@ jobs:
       with:
         name: dist
         path: wheelhouse/*
-    
+
   build-binary:
     name: Binary wheels
     strategy:
       matrix:
-        pyver: [3.6, 3.7, 3.8, 3.9]
+        pyver: [3.6, 3.7, 3.8, 3.9, 3.10.0-rc.2]
         os: [macos, windows]
         arch: [x86, x64]
         exclude:
@@ -201,14 +202,14 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v2.3.4
-    - name: Setup Python 3.8
+    - name: Setup Python 3.9
       uses: actions/setup-python@v2.2.2
       with:
         python-version: ${{ matrix.pyver }}
         architecture: ${{ matrix.arch }}
     - name: Install dependencies
       run: |
-        python -m pip install -U setuptools wheel          
+        python -m pip install -U setuptools wheel
     - name: Make wheel
       run:
         python setup.py bdist_wheel
@@ -223,10 +224,10 @@ jobs:
     needs: [build-linux, build-binary, build-tarball]
     runs-on: ubuntu-latest
     steps:
-    - name: Setup Python 3.8
+    - name: Setup Python 3.9
       uses: actions/setup-python@v2.2.2
       with:
-        python-version: 3.8
+        python-version: 3.9
     - name: Install twine
       run: |
         python -m pip install twine

CHANGES/629.feature

@@ -0,0 +1 @@
+Support Python 3.10, build Linux Alpine images

multidict/__init__.py

@@ -20,7 +20,7 @@
     "getversion",
 )
 
-__version__ = "5.1.0"
+__version__ = "5.2.0a0"
 
 
 try:

setup.py

@@ -65,6 +65,7 @@ def read(f):
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
         "Development Status :: 5 - Production/Stable",
     ],
     author="Andrew Svetlov",