Merge pull request #283 from simplejson/github-actionsv3.17.3

Replace travis and appveyor with github actions

17 files changed, 176 insertions, 493 deletions

diff --git a/.editorconfig b/.editorconfig
index e92f3ff..d72c6d2 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,3 +9,6 @@ insert_final_newline = true
 trim_trailing_whitespace = true
 end_of_line = lf
 charset = utf-8
+
+[*.yml]
+indent_size = 2
diff --git a/.github/workflows/build-and-deploy.yml b/.github/workflows/build-and-deploy.yml
new file mode 100644
index 0000000..b3cf183
--- /dev/null
+++ b/.github/workflows/build-and-deploy.yml
@@ -0,0 +1,114 @@
+name: Build and upload to PyPI
+
+# Build on every branch push, tag push, and pull request change:
+on: [push, pull_request]
+# Alternatively, to publish when a (published) GitHub Release is created, use the following:
+# on:
+#   push:
+#   pull_request:
+#   release:
+#     types:
+#       - published
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+        - 'ubuntu-latest'
+        - 'windows-latest'
+        - 'macos-latest'
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        if: runner.os == 'Linux'
+        uses: docker/setup-qemu-action@v1
+        with:
+          platforms: all
+
+      - name: Build wheels
+        uses: pypa/cibuildwheel@v2.0.0a4
+        env:
+          CIBW_TEST_COMMAND: >-
+            python -m simplejson.tests._cibw_runner "{project}"
+          CIBW_SKIP: "pp*"
+          CIBW_ARCHS_WINDOWS: "auto"
+          CIBW_ARCHS_LINUX: "auto aarch64"
+          CIBW_ARCHS_MACOS: "x86_64 universal2 arm64"
+
+      - name: Build Python 2.7 wheels
+        if: runner.os != 'Windows'
+        uses: pypa/cibuildwheel@v1.12.0
+        env:
+          CIBW_TEST_COMMAND: >-
+            python -m simplejson.tests._cibw_runner "{project}"
+          CIBW_BUILD: "cp27-*"
+          CIBW_SKIP: "pp*"
+          CIBW_ARCHS_LINUX: "auto aarch64"
+
+      - uses: actions/upload-artifact@v2
+        if: "github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/')"
+        with:
+          path: ./wheelhouse/*.whl
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: '3.9'
+
+      - name: Build sdist
+        run: python setup.py sdist
+
+      - uses: actions/upload-artifact@v2
+        if: "github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/')"
+        with:
+          path: dist/*.tar.gz
+
+  upload_pypi:
+    needs: [build_wheels, build_sdist]
+    runs-on: ubuntu-latest
+    # upload to PyPI on every tag starting with 'v'
+    if: "github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/v')"
+    # alternatively, to publish when a GitHub Release is created, use the following rule:
+    # if: github.event_name == 'release' && github.event.action == 'published'
+    steps:
+      - uses: actions/download-artifact@v2
+        with:
+          name: artifact
+          path: dist
+
+      - uses: pypa/gh-action-pypi-publish@v1.4.2
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_PASSWORD }}
+          # To test: repository_url: https://test.pypi.org/legacy/
+
+  upload_pypi_test:
+    needs: [build_wheels, build_sdist]
+    runs-on: ubuntu-latest
+    # upload to PyPI on every tag starting with 'v'
+    if: "github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/test-v')"
+    # alternatively, to publish when a GitHub Release is created, use the following rule:
+    # if: github.event_name == 'release' && github.event.action == 'published'
+    steps:
+      - uses: actions/download-artifact@v2
+        with:
+          name: artifact
+          path: dist
+
+      - uses: pypa/gh-action-pypi-publish@v1.4.2
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_PASSWORD_TEST }}
+          repository_url: https://test.pypi.org/legacy/
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index b49ec98..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,73 +0,0 @@
-language: python
-cache:
-  directories:
-  - "$HOME/.cache/pip"
-  - "$HOME/.pyenv"
-matrix:
-  include:
-  - python: 2.6
-    dist: trusty
-  - python: 2.7
-  - python: 3.3
-    dist: trusty
-  - python: 3.4
-  - python: 3.5
-  - python: 3.6
-  - python: 3.6
-    arch: arm64
-  - python: 3.7
-  - python: 3.7
-    arch: arm64
-  - python: 3.8
-  - python: 3.8
-    arch: arm64
-  - python: 3.9
-  - python: 3.9
-    arch: arm64
-  - python: pypy
-  - python: pypy3
-  - python: 3.8
-    services:
-    - docker
-    env:
-    - BUILD_SDIST=true
-    - BUILD_WHEEL=true
-  - python: 3.8
-    arch: arm64
-    services:
-    - docker
-    env: BUILD_WHEEL=true
-  - name: Python 2.7.17 on macOS
-    os: osx
-    language: objective-c
-    env: PYENV_VERSION=2.7.17
-  - name: Python 3.6.9 on macOS
-    os: osx
-    language: objective-c
-    env: PYENV_VERSION=3.6.9
-  - name: Python 3.7.5 on macOS
-    os: osx
-    osx_image: xcode11.3
-    language: objective-c
-    env: PYENV_VERSION=3.7.5
-  - name: Python 3.8.0 on macOS
-    os: osx
-    osx_image: xcode11.3
-    language: objective-c
-    env: PYENV_VERSION=3.8.0
-install:
-- "./.travis/install.sh"
-script:
-- "./.travis/run.sh"
-deploy:
-  provider: releases
-  file:
-  - dist/*.whl
-  - dist/*.tar.gz
-  file_glob: true
-  on:
-    repo: simplejson/simplejson
-    tags: true
-  skip_cleanup: true
-  api_key:
-    secure: FhcBCuL/33fsotaDLv157pQ0HpxYAXI9h4TNhT0CDgrh1i2J1m/hmJMqlrrn0j/E2TpYyXf1citLra6QrBP//FnFMGQ43el369tC3W9RPXYpfThzU6JcJecoWGQMMMiJgPLpOC7+tyDpphsNFKmySG/ITvX+OEZ4lzL8+1CWyRk=
diff --git a/.travis/install.sh b/.travis/install.sh
deleted file mode 100755
index 26e31e9..0000000
--- a/.travis/install.sh
+++ /dev/null
@@ -1,27 +0,0 @@
-#!/bin/bash
-
-set -e
-set -x
-
-if [[ $TRAVIS_OS_NAME == 'osx' ]]; then
-    if [ ! -e "$HOME/.pyenv-simplejson/.git" ]; then
-      if [ -e "$HOME/.pyenv-simplejson" ]; then
-        rm -rf ~/.pyenv-simplejson
-      fi
-      git clone https://github.com/pyenv/pyenv.git ~/.pyenv-simplejson
-    else
-      (cd ~/.pyenv-simplejson; git pull)
-    fi
-    PYENV_ROOT="$HOME/.pyenv-simplejson"
-    PATH="$PYENV_ROOT/bin:$PATH"
-    hash -r
-    eval "$(pyenv init -)"
-    hash -r
-    pyenv install --list
-    pyenv install -s $PYENV_VERSION
-    pip install wheel
-fi
-
-if [[ $BUILD_WHEEL == 'true' ]]; then
-    pip install wheel cibuildwheel==1.5.2
-fi
diff --git a/.travis/run.sh b/.travis/run.sh
deleted file mode 100755
index c3fa89c..0000000
--- a/.travis/run.sh
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/bin/bash
-
-set -e
-set -x
-
-if [[ $TRAVIS_OS_NAME == 'osx' ]]; then
-    PYENV_ROOT="$HOME/.pyenv-simplejson"
-    PATH="$PYENV_ROOT/bin:$PATH"
-    hash -r
-    eval "$(pyenv init -)"
-fi
-REQUIRE_SPEEDUPS=1 python setup.py build_ext -i
-python -m compileall -f .
-python setup.py test
-
-if [[ $TRAVIS_OS_NAME == 'osx' ]]; then
-    python setup.py bdist_wheel
-fi
-
-if [[ $BUILD_WHEEL == 'true' ]]; then
-    cibuildwheel --output-dir dist
-fi
-
-if [[ $BUILD_SDIST == 'true' ]]; then
-    python setup.py sdist
-fi
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..de288e1
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+    "python.formatting.provider": "black"
+}
\ No newline at end of file
diff --git a/CHANGES.txt b/CHANGES.txt
index bc21b7e..8f443c3 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,9 @@
+Version 3.17.3 released 2021-07-09
+
+* Replaced Travis-CI and AppVeyor with Github Actions,
+  adding wheels for Python 3.9.
+  https://github.com/simplejson/simplejson/pull/283
+
 Version 3.17.2 released 2020-07-16
 
 * Added arm64 to build matrix and reintroduced
diff --git a/README.rst b/README.rst
index 79f8402..6580dda 100644
--- a/README.rst
+++ b/README.rst
@@ -1,12 +1,6 @@
 simplejson
 ----------
 
-.. image:: https://travis-ci.org/simplejson/simplejson.svg?branch=master
-    :target: https://travis-ci.org/simplejson/simplejson
-
-.. image:: https://ci.appveyor.com/api/projects/status/3riqhss6vca680gi/branch/master?svg=true
-    :target: https://ci.appveyor.com/project/etrepum/simplejson/branch/master
-
 simplejson is a simple, fast, complete, correct and extensible
 JSON <http://json.org> encoder and decoder for Python 3.3+
 with legacy support for Python 2.5+.  It is pure Python code
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 3eec161..0000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,82 +0,0 @@
-environment:
-
-  global:
-    # SDK v7.0 MSVC Express 2008's SetEnv.cmd script will fail if the
-    # /E:ON and /V:ON options are not enabled in the batch script interpreter
-    # See: http://stackoverflow.com/a/13751649/163740
-    WITH_COMPILER: "cmd /E:ON /V:ON /C .\\appveyor\\run_with_env.cmd"
-
-  matrix:
-    - PYTHON: "C:\\Python27"
-      PYTHON_VERSION: "2.7.14"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python33"
-      PYTHON_VERSION: "3.3.6"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python34"
-      PYTHON_VERSION: "3.4.3"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python35"
-      PYTHON_VERSION: "3.5.6"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python36"
-      PYTHON_VERSION: "3.6.6"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python37"
-      PYTHON_VERSION: "3.7.0"
-      PYTHON_ARCH: "32"
-
-    - PYTHON: "C:\\Python27-x64"
-      PYTHON_VERSION: "2.7.14"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python33-x64"
-      PYTHON_VERSION: "3.3.6"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python34-x64"
-      PYTHON_VERSION: "3.4.3"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python35-x64"
-      PYTHON_VERSION: "3.5.6"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python36-x64"
-      PYTHON_VERSION: "3.6.6"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python37-x64"
-      PYTHON_VERSION: "3.7.5"
-      PYTHON_ARCH: "64"
-
-    - PYTHON: "C:\\Python37-x64"
-      PYTHON_VERSION: "3.8.0"
-      PYTHON_ARCH: "64"
-
-clone_depth: 25
-
-init:
-  - "ECHO %PYTHON% %PYTHON_VERSION% %PYTHON_ARCH%"
-
-install:
-  - "powershell appveyor\\install.ps1"
-
-build: off
-
-test_script:
-  - "%WITH_COMPILER% %PYTHON%/python setup.py build_ext -i"
-  - "%WITH_COMPILER% %PYTHON%/python setup.py test"
-  - "%WITH_COMPILER% %PYTHON%/python setup.py bdist_wheel"
-
-artifacts:
-  - path: dist\*.exe
-  - path: dist\*.whl
-
-#on_success:
-#  - TODO: upload the content of dist/*.whl to a public wheelhouse
diff --git a/appveyor/install.ps1 b/appveyor/install.ps1
deleted file mode 100644
index 3f05628..0000000
--- a/appveyor/install.ps1
+++ /dev/null
@@ -1,85 +0,0 @@
-# Sample script to install Python and pip under Windows
-# Authors: Olivier Grisel and Kyle Kastner
-# License: CC0 1.0 Universal: http://creativecommons.org/publicdomain/zero/1.0/
-
-$BASE_URL = "https://www.python.org/ftp/python/"
-$GET_PIP_URL = "https://bootstrap.pypa.io/get-pip.py"
-$GET_PIP_PATH = "C:\get-pip.py"
-
-
-function DownloadPython ($python_version, $platform_suffix) {
-    $webclient = New-Object System.Net.WebClient
-    $filename = "python-" + $python_version + $platform_suffix + ".msi"
-    $url = $BASE_URL + $python_version + "/" + $filename
-
-    $basedir = $pwd.Path + "\"
-    $filepath = $basedir + $filename
-    if (Test-Path $filename) {
-        Write-Host "Reusing" $filepath
-        return $filepath
-    }
-
-    # Download and retry up to 5 times in case of network transient errors.
-    Write-Host "Downloading" $filename "from" $url
-    $retry_attempts = 3
-    for($i=0; $i -lt $retry_attempts; $i++){
-        try {
-            $webclient.DownloadFile($url, $filepath)
-            break
-        }
-        Catch [Exception]{
-            Start-Sleep 1
-        }
-   }
-   Write-Host "File saved at" $filepath
-   return $filepath
-}
-
-
-function InstallPython ($python_version, $architecture, $python_home) {
-    Write-Host "Installing Python" $python_version "for" $architecture "bit architecture to" $python_home
-    if (Test-Path $python_home) {
-        Write-Host $python_home "already exists, skipping."
-        return $false
-    }
-    if ($architecture -eq "32") {
-        $platform_suffix = ""
-    } else {
-        $platform_suffix = ".amd64"
-    }
-    $filepath = DownloadPython $python_version $platform_suffix
-    Write-Host "Installing" $filepath "to" $python_home
-    $args = "/qn /i $filepath TARGETDIR=$python_home"
-    Write-Host "msiexec.exe" $args
-    Start-Process -FilePath "msiexec.exe" -ArgumentList $args -Wait -Passthru
-    Write-Host "Python $python_version ($architecture) installation complete"
-    return $true
-}
-
-
-function InstallPip ($python_home) {
-    $pip_path = $python_home + "/Scripts/pip.exe"
-    $python_path = $python_home + "/python.exe"
-    if (-not(Test-Path $pip_path)) {
-        Write-Host "Installing pip..."
-        $webclient = New-Object System.Net.WebClient
-        $webclient.DownloadFile($GET_PIP_URL, $GET_PIP_PATH)
-        Write-Host "Executing:" $python_path $GET_PIP_PATH
-        Start-Process -FilePath "$python_path" -ArgumentList "$GET_PIP_PATH" -Wait -Passthru
-    } else {
-        Write-Host "pip already installed."
-    }
-}
-
-function InstallPackage ($python_home, $pkg) {
-    $pip_path = $python_home + "/Scripts/pip.exe"
-    & $pip_path install $pkg
-}
-
-function main () {
-    InstallPython $env:PYTHON_VERSION $env:PYTHON_ARCH $env:PYTHON
-    InstallPip $env:PYTHON
-    InstallPackage $env:PYTHON wheel
-}
-
-main
diff --git a/appveyor/run_with_env.cmd b/appveyor/run_with_env.cmd
deleted file mode 100644
index 0a722f3..0000000
--- a/appveyor/run_with_env.cmd
+++ /dev/null
@@ -1,89 +0,0 @@
-:: To build extensions for 64 bit Python 3, we need to configure environment
-:: variables to use the MSVC 2010 C++ compilers from GRMSDKX_EN_DVD.iso of:
-:: MS Windows SDK for Windows 7 and .NET Framework 4 (SDK v7.1)
-::
-:: To build extensions for 64 bit Python 2, we need to configure environment
-:: variables to use the MSVC 2008 C++ compilers from GRMSDKX_EN_DVD.iso of:
-:: MS Windows SDK for Windows 7 and .NET Framework 3.5 (SDK v7.0)
-::
-:: 32 bit builds, and 64-bit builds for 3.5 and beyond, do not require specific
-:: environment configurations.
-::
-:: Note: this script needs to be run with the /E:ON and /V:ON flags for the
-:: cmd interpreter, at least for (SDK v7.0)
-::
-:: More details at:
-:: https://github.com/cython/cython/wiki/64BitCythonExtensionsOnWindows
-:: http://stackoverflow.com/a/13751649/163740
-::
-:: Author: Olivier Grisel
-:: License: CC0 1.0 Universal: http://creativecommons.org/publicdomain/zero/1.0/
-::
-:: Notes about batch files for Python people:
-::
-:: Quotes in values are literally part of the values:
-::      SET FOO="bar"
-:: FOO is now five characters long: " b a r "
-:: If you don't want quotes, don't include them on the right-hand side.
-::
-:: The CALL lines at the end of this file look redundant, but if you move them
-:: outside of the IF clauses, they do not run properly in the SET_SDK_64==Y
-:: case, I don't know why.
-@ECHO OFF
-
-SET REQUIRE_SPEEDUPS=Y
-SET COMMAND_TO_RUN=%*
-SET WIN_SDK_ROOT=C:\Program Files\Microsoft SDKs\Windows
-SET WIN_WDK=c:\Program Files (x86)\Windows Kits\10\Include\wdf
-
-:: Extract the major and minor versions, and allow for the minor version to be
-:: more than 9.  This requires the version number to have two dots in it.
-SET MAJOR_PYTHON_VERSION=%PYTHON_VERSION:~0,1%
-IF "%PYTHON_VERSION:~3,1%" == "." (
-    SET MINOR_PYTHON_VERSION=%PYTHON_VERSION:~2,1%
-) ELSE (
-    SET MINOR_PYTHON_VERSION=%PYTHON_VERSION:~2,2%
-)
-
-:: Based on the Python version, determine what SDK version to use, and whether
-:: to set the SDK for 64-bit.
-IF %MAJOR_PYTHON_VERSION% == 2 (
-    SET WINDOWS_SDK_VERSION="v7.0"
-    SET SET_SDK_64=Y
-) ELSE (
-    IF %MAJOR_PYTHON_VERSION% == 3 (
-        SET WINDOWS_SDK_VERSION="v7.1"
-        IF %MINOR_PYTHON_VERSION% LEQ 4 (
-            SET SET_SDK_64=Y
-        ) ELSE (
-            SET SET_SDK_64=N
-            IF EXIST "%WIN_WDK%" (
-                :: See: https://connect.microsoft.com/VisualStudio/feedback/details/1610302/
-                REN "%WIN_WDK%" 0wdf
-            )
-        )
-    ) ELSE (
-        ECHO Unsupported Python version: "%MAJOR_PYTHON_VERSION%"
-        EXIT 1
-    )
-)
-
-IF %PYTHON_ARCH% == 64 (
-    IF %SET_SDK_64% == Y (
-        ECHO Configuring Windows SDK %WINDOWS_SDK_VERSION% for Python %MAJOR_PYTHON_VERSION% on a 64 bit architecture
-        SET DISTUTILS_USE_SDK=1
-        SET MSSdk=1
-        "%WIN_SDK_ROOT%\%WINDOWS_SDK_VERSION%\Setup\WindowsSdkVer.exe" -q -version:%WINDOWS_SDK_VERSION%
-        "%WIN_SDK_ROOT%\%WINDOWS_SDK_VERSION%\Bin\SetEnv.cmd" /x64 /release
-        ECHO Executing: %COMMAND_TO_RUN%
-        call %COMMAND_TO_RUN% || EXIT 1
-    ) ELSE (
-        ECHO Using default MSVC build environment for 64 bit architecture
-        ECHO Executing: %COMMAND_TO_RUN%
-        call %COMMAND_TO_RUN% || EXIT 1
-    )
-) ELSE (
-    ECHO Using default MSVC build environment for 32 bit architecture
-    ECHO Executing: %COMMAND_TO_RUN%
-    call %COMMAND_TO_RUN% || EXIT 1
-)
diff --git a/conf.py b/conf.py
index 9d91205..6c9cb56 100644
--- a/conf.py
+++ b/conf.py
@@ -36,7 +36,7 @@ master_doc = 'index'
 
 # General substitutions.
 project = 'simplejson'
-copyright = '2020, Bob Ippolito'
+copyright = '2021, Bob Ippolito'
 
 # The default replacements for |version| and |release|, also used in various
 # other places throughout the built documents.
@@ -44,7 +44,7 @@ copyright = '2020, Bob Ippolito'
 # The short X.Y version.
 version = '3.17'
 # The full version, including alpha/beta/rc tags.
-release = '3.17.2'
+release = '3.17.3'
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
diff --git a/scripts/release.py b/scripts/release.py
deleted file mode 100644
index 34e23ff..0000000
--- a/scripts/release.py
+++ /dev/null
@@ -1,81 +0,0 @@
-#!/usr/bin/env python3
-from urllib.request import urlopen
-
-import json
-import os
-import subprocess
-import sys
-import getpass
-
-
-def get_json(url):
-    return json.loads(urlopen(url).read().decode('utf-8'))
-
-
-def download_file(src_url, dest_path):
-    print(dest_path)
-    subprocess.call(
-        ['curl', '-L', '-#', '-o', dest_path, src_url])
-
-
-def download_appveyor_artifacts():
-    api_url = 'https://ci.appveyor.com/api'
-    builds = get_json(
-        '{}/projects/etrepum/simplejson'.format(api_url))
-
-    for job in builds['build']['jobs']:
-        url = '{api_url}/buildjobs/{jobId}/artifacts'.format(
-            api_url=api_url, **job)
-        for artifact in get_json(url):
-            download_file(
-                '{url}/{fileName}'.format(url=url, **artifact),
-                artifact['fileName'])
-
-
-def download_github_artifacts():
-    release = get_json(
-        'https://api.github.com/repos/simplejson/simplejson/releases/latest')
-    for asset in release['assets']:
-        download_file(asset['browser_download_url'], 'dist/{name}'.format(**asset))
-
-
-def get_version():
-    return subprocess.check_output(
-        [sys.executable, 'setup.py', '--version'],
-        encoding='utf8'
-    ).strip()
-
-
-def artifact_matcher(version):
-    prefix = 'simplejson-{}'.format(version)
-    def matches(fn):
-        return (
-            fn.startswith(prefix) and
-            fn.endswith('.whl') and
-            not fn.endswith('-none-any.whl')
-        ) or fn == '{}.tar.gz'.format(prefix)
-    return matches
-
-
-def upload_artifacts(version):
-    artifacts = set(os.listdir('dist'))
-    matches = artifact_matcher(version)
-    args = ['twine', 'upload']
-    for fn in artifacts:
-        if matches(fn):
-            args.append(os.path.join('dist', fn))
-    subprocess.check_call(args)
-
-
-def main():
-    try:
-        os.makedirs('dist')
-    except OSError:
-        pass
-    download_appveyor_artifacts()
-    download_github_artifacts()
-    upload_artifacts(get_version())
-
-
-if __name__ == '__main__':
-    main()
diff --git a/setup.py b/setup.py
index 3252f2f..bfe8f25 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@ from distutils.errors import CCompilerError, DistutilsExecError, \
     DistutilsPlatformError
 
 IS_PYPY = hasattr(sys, 'pypy_translation_info')
-VERSION = '3.17.2'
+VERSION = '3.17.3'
 DESCRIPTION = "Simple, fast, extensible JSON encoder/decoder for Python"
 
 with open('README.rst', 'r') as f:
@@ -36,6 +36,8 @@ CLASSIFIERS = [
     'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',
     'Programming Language :: Python :: 3.7',
+    'Programming Language :: Python :: 3.8',
+    'Programming Language :: Python :: 3.9',
     'Programming Language :: Python :: Implementation :: CPython',
     'Programming Language :: Python :: Implementation :: PyPy',
     'Topic :: Software Development :: Libraries :: Python Modules',
@@ -116,7 +118,7 @@ def run_setup(with_binary):
 try:
     run_setup(not IS_PYPY)
 except BuildFailed:
-    if os.environ.get('REQUIRE_SPEEDUPS'):
+    if os.environ.get('REQUIRE_SPEEDUPS') or os.environ.get('CIBUILDWHEEL', '0') == '1':
         raise
     BUILD_EXT_WARNING = ("WARNING: The C extension could not be compiled, "
                          "speedups are not enabled.")
diff --git a/simplejson/__init__.py b/simplejson/__init__.py
index 531b83d..9e918ff 100644
--- a/simplejson/__init__.py
+++ b/simplejson/__init__.py
@@ -118,7 +118,7 @@ Serializing multiple objects to JSON lines (newline-delimited JSON)::
 
 """
 from __future__ import absolute_import
-__version__ = '3.17.2'
+__version__ = '3.17.3'
 __all__ = [
     'dump', 'dumps', 'load', 'loads',
     'JSONDecoder', 'JSONDecodeError', 'JSONEncoder',
diff --git a/simplejson/tests/__init__.py b/simplejson/tests/__init__.py
index 25d3305..79d1d17 100644
--- a/simplejson/tests/__init__.py
+++ b/simplejson/tests/__init__.py
@@ -7,6 +7,7 @@ import os
 class NoExtensionTestSuite(unittest.TestSuite):
     def run(self, result):
         import simplejson
+
         simplejson._toggle_speedups(False)
         result = unittest.TestSuite.run(self, result)
         simplejson._toggle_speedups(True)
@@ -15,16 +16,17 @@ class NoExtensionTestSuite(unittest.TestSuite):
 
 class TestMissingSpeedups(unittest.TestCase):
     def runTest(self):
-        if hasattr(sys, 'pypy_translation_info'):
+        if hasattr(sys, "pypy_translation_info"):
             "PyPy doesn't need speedups! :)"
-        elif hasattr(self, 'skipTest'):
-            self.skipTest('_speedups.so is missing!')
+        elif hasattr(self, "skipTest"):
+            self.skipTest("_speedups.so is missing!")
 
 
-def additional_tests(suite=None):
+def additional_tests(suite=None, project_dir=None):
     import simplejson
     import simplejson.encoder
     import simplejson.decoder
+
     if suite is None:
         suite = unittest.TestSuite()
     try:
@@ -36,39 +38,54 @@ def additional_tests(suite=None):
         raise
     for mod in (simplejson, simplejson.encoder, simplejson.decoder):
         suite.addTest(doctest.DocTestSuite(mod))
-    suite.addTest(doctest.DocFileSuite('../../index.rst'))
+    if project_dir is not None:
+        suite.addTest(
+            doctest.DocFileSuite(
+                os.path.join(project_dir, "index.rst"), module_relative=False
+            )
+        )
     return suite
 
 
-def all_tests_suite():
+def all_tests_suite(project_dir=None):
     def get_suite():
         suite_names = [
-            'simplejson.tests.%s' % (os.path.splitext(f)[0],)
+            "simplejson.tests.%s" % (os.path.splitext(f)[0],)
             for f in os.listdir(os.path.dirname(__file__))
-            if f.startswith('test_') and f.endswith('.py')
+            if f.startswith("test_") and f.endswith(".py")
         ]
         return additional_tests(
-            unittest.TestLoader().loadTestsFromNames(suite_names))
+            suite=unittest.TestLoader().loadTestsFromNames(suite_names),
+            project_dir=project_dir,
+        )
+
     suite = get_suite()
     import simplejson
+
     if simplejson._import_c_make_encoder() is None:
         suite.addTest(TestMissingSpeedups())
     else:
-        suite = unittest.TestSuite([
-            suite,
-            NoExtensionTestSuite([get_suite()]),
-        ])
+        suite = unittest.TestSuite(
+            [
+                suite,
+                NoExtensionTestSuite([get_suite()]),
+            ]
+        )
     return suite
 
 
-def main():
-    runner = unittest.TextTestRunner(verbosity=1 + sys.argv.count('-v'))
-    suite = all_tests_suite()
+def main(project_dir=None):
+    runner = unittest.TextTestRunner(verbosity=1 + sys.argv.count("-v"))
+    suite = all_tests_suite(project_dir=project_dir)
     raise SystemExit(not runner.run(suite).wasSuccessful())
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     import os
     import sys
-    sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))))
-    main()
+
+    project_dir = os.path.dirname(
+        os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+    )
+    sys.path.insert(0, project_dir)
+    main(project_dir=project_dir)
diff --git a/simplejson/tests/_cibw_runner.py b/simplejson/tests/_cibw_runner.py
new file mode 100644
index 0000000..bffb70b
--- /dev/null
+++ b/simplejson/tests/_cibw_runner.py
@@ -0,0 +1,7 @@
+"""Internal module for running tests from cibuildwheel"""
+
+import sys
+import simplejson.tests
+
+if __name__ == '__main__':
+    simplejson.tests.main(project_dir=sys.argv[1])