Include Python 3.9.x in build matrix.

Author: scoder

.travis.yml

@@ -22,6 +22,10 @@ env:
 
 matrix:
   include:
+    - os: osx
+      language: generic
+      env:
+        - MB_PYTHON_VERSION=3.9
     - os: osx
       language: generic
       env:
@@ -115,6 +119,20 @@ matrix:
       - PLAT=aarch64
       - MB_ML_VER=2014
       - DOCKER_TEST_IMAGE=multibuild/xenial_arm64v8
+    - os: linux
+      env:
+        - MB_PYTHON_VERSION=3.9
+    - os: linux
+      env:
+        - MB_PYTHON_VERSION=3.9
+        - PLAT=i686
+    - os: linux
+      arch: arm64
+      env:
+      - MB_PYTHON_VERSION=3.9
+      - PLAT=aarch64
+      - MB_ML_VER=2014
+      - DOCKER_TEST_IMAGE=multibuild/xenial_arm64v8
 
 before_install:
     - if [ "$TRAVIS_BRANCH" == "daily" ]; then

appveyor.yml

@@ -15,6 +15,14 @@ environment:
 
     matrix:
 
+    - PYTHON: "C:\\Python39"
+      PYTHON_VERSION: "3.9.x" # currently 3.9.1
+      PYTHON_ARCH: "32"
+
+    - PYTHON: "C:\\Python39-x64"
+      PYTHON_VERSION: "3.9.x" # currently 3.9.0
+      PYTHON_ARCH: "64"
+
     - PYTHON: "C:\\Python38"
       PYTHON_VERSION: "3.8.x" # currently 3.8.0
       PYTHON_ARCH: "32"