diff --git a/.appveyor.yml b/.appveyor.yml
index b5bb25f..b95086c 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,169 +1,10 @@
-# As config was originally based on an example by Olivier Grisel. Thanks!
-# https://github.com/ogrisel/python-appveyor-demo/blob/master/appveyor.yml
-clone_depth: 50
+image: Ubuntu
 
-# No reason for us to restrict the number concurrent jobs
-max_jobs: 100
-
-cache:
-  - '%LOCALAPPDATA%\pip\Cache'
-
-environment:
-  global:
-      MINGW_32: C:\mingw-w64\i686-6.3.0-posix-dwarf-rt_v5-rev1\mingw32\bin
-      MINGW_64: C:\mingw-w64\x86_64-6.3.0-posix-seh-rt_v5-rev1\mingw64\bin
-
-      CYTHON_BUILD_DEP: Cython
-      TEST_MODE: fast
-      APPVEYOR_SAVE_CACHE_ON_ERROR: true
-      APPVEYOR_SKIP_FINALIZE_ON_EXIT: true
-      WHEELHOUSE_UPLOADER_USERNAME: travis-worker
-      WHEELHOUSE_UPLOADER_SECRET:
-        secure:
-            9s0gdDGnNnTt7hvyNpn0/ZzOMGPdwPp2SewFTfGzYk7uI+rdAN9rFq2D1gAP4NQh
-      BUILD_COMMIT: e94cec800304a6a467cf90ce4e7d3e207770b4b4
-      DAILY_COMMIT: master
-
-  matrix:
-    - PYTHON: C:\Python36
-      PYTHON_VERSION: 3.6
-      PYTHON_ARCH: 32
-
-    - PYTHON: C:\Python36-x64
-      PYTHON_VERSION: 3.6
-      PYTHON_ARCH: 64
-
-    - PYTHON: C:\Python37
-      PYTHON_VERSION: 3.7
-      PYTHON_ARCH: 32
-
-    - PYTHON: C:\Python37-x64
-      PYTHON_VERSION: 3.7
-      PYTHON_ARCH: 64
-
-    - PYTHON: C:\Python38
-      PYTHON_VERSION: 3.8
-      PYTHON_ARCH: 32
-
-    - PYTHON: C:\Python38-x64
-      PYTHON_VERSION: 3.8
-      PYTHON_ARCH: 64
-
-
-init:
-  - "ECHO %PYTHON% %PYTHON_VERSION% %PYTHON_ARCH%"
-  - "ECHO \"%APPVEYOR_SCHEDULED_BUILD%\""
-  - ps: >-
-      if ($env:APPVEYOR_REPO_BRANCH -eq "master") {
-        $env:CONTAINER = "pre-release"
-        if ($env:DAILY_COMMIT) { $env:BUILD_COMMIT = $env:DAILY_COMMIT }
-        $env:NPY_RELAXED_STRIDES_DEBUG = 1
-      } else {
-        $env:CONTAINER = "wheels"
-        $env:UPLOAD_ARGS = "--no-update-index"
-      }
 install:
-  - cmd: echo "Filesystem root:"
-  - dir C:\
-
-  - echo "Installed SDKs:"
-  - dir "C:/Program Files/Microsoft SDKs/Windows"
-
-  # Get needed submodules
-  - git submodule update --init
-
-  # Install new Python if necessary
-  - ps: .\multibuild\install_python.ps1
-
-  # Prepend required Python to the PATH of this build (this cannot be
-  # done from inside the powershell script as it would require to restart
-  # the parent CMD process).
-  - SET PATH=%PYTHON%;%PYTHON%\Scripts;%PATH%
-
-  # Check that we have the expected version and architecture for Python
-  - python --version
-  - >-
-     python -c "import sys,platform,struct;
-     print(sys.platform, platform.machine(), struct.calcsize('P') * 8, )"
-
-  # Upgrade to the latest pip, setuptools, and wheel.
-  - python -m pip install -U pip setuptools wheel urllib3
-
-  # Download and install static "openblas.a" to PYTHON\lib
-  - ps: |
-      $PYTHON = $env:PYTHON
-      $lib = python numpy/tools/openblas_support.py
-      $destination = "$PYTHON\lib\openblas.a"
-      echo $lib
-      cp $lib $destination
-      ls $destination
-
-  # Install build requirements.
-  - pip install "%CYTHON_BUILD_DEP%" --install-option="--no-cython-compile"
-
-build_script:
-  - cd numpy
-  - git checkout %BUILD_COMMIT%
-  # Create _distributor_init.py
-  - cd ..
-  - python -c "import openblas_support; openblas_support.make_init('numpy/numpy')"
-  - cd numpy
-  # Append license text relevant for the built wheel
-  - type ..\LICENSE_win32.txt >> LICENSE.txt
-  - ps: |
-      $PYTHON_ARCH = $env:PYTHON_ARCH
-      If ($PYTHON_ARCH -eq 32) {
-          $MINGW = $env:MINGW_32
-      } Else {
-          $MINGW = $env:MINGW_64
-      }
-      $env:Path += ";$MINGW"
-      $env:NPY_NUM_BUILD_JOBS = "4"
-  - python setup.py bdist_wheel
-  - ps: |
-      # Upload artifact to Appveyor immediately after build
-      ls dist -r | Foreach-Object {
-          appveyor PushArtifact $_.FullName
-          pip install $_.FullName
-      }
+- echo done
 
 test_script:
-  - pip install pytest hypothesis
-  - cd ..
-  - python check_license.py
-  - mkdir tmp_for_test
-  - cd tmp_for_test
-  - pytest --pyargs numpy
-  - cd ..
+- echo done
 
-after_test:
-  # Upload test results to Appveyor
-  - ps: |
-      If (Test-Path .\junit-results.xml) {
-        (new-object net.webclient).UploadFile(
-          "https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)",
-          (Resolve-Path .\junit-results.xml)
-        )
-      }
-      $LastExitCode = 0
-  # Remove old or huge cache files to hopefully not exceed the 1GB cache limit.
-  #
-  # If the cache limit is reached, the cache will not be updated (of not even
-  # created in the first run). So this is a trade of between keeping the cache
-  # current and having a cache at all.
-  # NB: This is done only `on_success` since the cache in uploaded only on
-  # success anyway.
-  - C:\cygwin\bin\find "%LOCALAPPDATA%\pip" -type f -mtime +360 -delete
-  - C:\cygwin\bin\find "%LOCALAPPDATA%\pip" -type f -size +10M -delete
-  - C:\cygwin\bin\find "%LOCALAPPDATA%\pip" -empty -delete
-  # Show size of cache
-  - C:\cygwin\bin\du -hs "%LOCALAPPDATA%\pip\Cache"
+build: off
 
-on_success:
-  # Upload the generated wheel package to Rackspace
-  - cd numpy
-  - pip install wheelhouse-uploader certifi
-  - python -m wheelhouse_uploader upload
-    --local-folder=dist
-    %UPLOAD_ARGS%
-    %CONTAINER%
diff --git a/.appveyor.yml.back b/.appveyor.yml.back
new file mode 100644
index 0000000..b5bb25f
--- /dev/null
+++ b/.appveyor.yml.back
@@ -0,0 +1,169 @@
+# As config was originally based on an example by Olivier Grisel. Thanks!
+# https://github.com/ogrisel/python-appveyor-demo/blob/master/appveyor.yml
+clone_depth: 50
+
+# No reason for us to restrict the number concurrent jobs
+max_jobs: 100
+
+cache:
+  - '%LOCALAPPDATA%\pip\Cache'
+
+environment:
+  global:
+      MINGW_32: C:\mingw-w64\i686-6.3.0-posix-dwarf-rt_v5-rev1\mingw32\bin
+      MINGW_64: C:\mingw-w64\x86_64-6.3.0-posix-seh-rt_v5-rev1\mingw64\bin
+
+      CYTHON_BUILD_DEP: Cython
+      TEST_MODE: fast
+      APPVEYOR_SAVE_CACHE_ON_ERROR: true
+      APPVEYOR_SKIP_FINALIZE_ON_EXIT: true
+      WHEELHOUSE_UPLOADER_USERNAME: travis-worker
+      WHEELHOUSE_UPLOADER_SECRET:
+        secure:
+            9s0gdDGnNnTt7hvyNpn0/ZzOMGPdwPp2SewFTfGzYk7uI+rdAN9rFq2D1gAP4NQh
+      BUILD_COMMIT: e94cec800304a6a467cf90ce4e7d3e207770b4b4
+      DAILY_COMMIT: master
+
+  matrix:
+    - PYTHON: C:\Python36
+      PYTHON_VERSION: 3.6
+      PYTHON_ARCH: 32
+
+    - PYTHON: C:\Python36-x64
+      PYTHON_VERSION: 3.6
+      PYTHON_ARCH: 64
+
+    - PYTHON: C:\Python37
+      PYTHON_VERSION: 3.7
+      PYTHON_ARCH: 32
+
+    - PYTHON: C:\Python37-x64
+      PYTHON_VERSION: 3.7
+      PYTHON_ARCH: 64
+
+    - PYTHON: C:\Python38
+      PYTHON_VERSION: 3.8
+      PYTHON_ARCH: 32
+
+    - PYTHON: C:\Python38-x64
+      PYTHON_VERSION: 3.8
+      PYTHON_ARCH: 64
+
+
+init:
+  - "ECHO %PYTHON% %PYTHON_VERSION% %PYTHON_ARCH%"
+  - "ECHO \"%APPVEYOR_SCHEDULED_BUILD%\""
+  - ps: >-
+      if ($env:APPVEYOR_REPO_BRANCH -eq "master") {
+        $env:CONTAINER = "pre-release"
+        if ($env:DAILY_COMMIT) { $env:BUILD_COMMIT = $env:DAILY_COMMIT }
+        $env:NPY_RELAXED_STRIDES_DEBUG = 1
+      } else {
+        $env:CONTAINER = "wheels"
+        $env:UPLOAD_ARGS = "--no-update-index"
+      }
+install:
+  - cmd: echo "Filesystem root:"
+  - dir C:\
+
+  - echo "Installed SDKs:"
+  - dir "C:/Program Files/Microsoft SDKs/Windows"
+
+  # Get needed submodules
+  - git submodule update --init
+
+  # Install new Python if necessary
+  - ps: .\multibuild\install_python.ps1
+
+  # Prepend required Python to the PATH of this build (this cannot be
+  # done from inside the powershell script as it would require to restart
+  # the parent CMD process).
+  - SET PATH=%PYTHON%;%PYTHON%\Scripts;%PATH%
+
+  # Check that we have the expected version and architecture for Python
+  - python --version
+  - >-
+     python -c "import sys,platform,struct;
+     print(sys.platform, platform.machine(), struct.calcsize('P') * 8, )"
+
+  # Upgrade to the latest pip, setuptools, and wheel.
+  - python -m pip install -U pip setuptools wheel urllib3
+
+  # Download and install static "openblas.a" to PYTHON\lib
+  - ps: |
+      $PYTHON = $env:PYTHON
+      $lib = python numpy/tools/openblas_support.py
+      $destination = "$PYTHON\lib\openblas.a"
+      echo $lib
+      cp $lib $destination
+      ls $destination
+
+  # Install build requirements.
+  - pip install "%CYTHON_BUILD_DEP%" --install-option="--no-cython-compile"
+
+build_script:
+  - cd numpy
+  - git checkout %BUILD_COMMIT%
+  # Create _distributor_init.py
+  - cd ..
+  - python -c "import openblas_support; openblas_support.make_init('numpy/numpy')"
+  - cd numpy
+  # Append license text relevant for the built wheel
+  - type ..\LICENSE_win32.txt >> LICENSE.txt
+  - ps: |
+      $PYTHON_ARCH = $env:PYTHON_ARCH
+      If ($PYTHON_ARCH -eq 32) {
+          $MINGW = $env:MINGW_32
+      } Else {
+          $MINGW = $env:MINGW_64
+      }
+      $env:Path += ";$MINGW"
+      $env:NPY_NUM_BUILD_JOBS = "4"
+  - python setup.py bdist_wheel
+  - ps: |
+      # Upload artifact to Appveyor immediately after build
+      ls dist -r | Foreach-Object {
+          appveyor PushArtifact $_.FullName
+          pip install $_.FullName
+      }
+
+test_script:
+  - pip install pytest hypothesis
+  - cd ..
+  - python check_license.py
+  - mkdir tmp_for_test
+  - cd tmp_for_test
+  - pytest --pyargs numpy
+  - cd ..
+
+after_test:
+  # Upload test results to Appveyor
+  - ps: |
+      If (Test-Path .\junit-results.xml) {
+        (new-object net.webclient).UploadFile(
+          "https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)",
+          (Resolve-Path .\junit-results.xml)
+        )
+      }
+      $LastExitCode = 0
+  # Remove old or huge cache files to hopefully not exceed the 1GB cache limit.
+  #
+  # If the cache limit is reached, the cache will not be updated (of not even
+  # created in the first run). So this is a trade of between keeping the cache
+  # current and having a cache at all.
+  # NB: This is done only `on_success` since the cache in uploaded only on
+  # success anyway.
+  - C:\cygwin\bin\find "%LOCALAPPDATA%\pip" -type f -mtime +360 -delete
+  - C:\cygwin\bin\find "%LOCALAPPDATA%\pip" -type f -size +10M -delete
+  - C:\cygwin\bin\find "%LOCALAPPDATA%\pip" -empty -delete
+  # Show size of cache
+  - C:\cygwin\bin\du -hs "%LOCALAPPDATA%\pip\Cache"
+
+on_success:
+  # Upload the generated wheel package to Rackspace
+  - cd numpy
+  - pip install wheelhouse-uploader certifi
+  - python -m wheelhouse_uploader upload
+    --local-folder=dist
+    %UPLOAD_ARGS%
+    %CONTAINER%
diff --git a/.travis.yml b/.travis.yml.back
similarity index 100%
rename from .travis.yml
rename to .travis.yml.back
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
new file mode 100644
index 0000000..be7193c
--- /dev/null
+++ b/azure-pipelines.yml
@@ -0,0 +1,90 @@
+schedules:
+- cron: "27 3 * * 0"
+  # 3:27am UTC every Sunday
+  displayName: Weekly build
+  branches:
+    include:
+    - master
+  always: true
+
+trigger:
+- master
+
+pr:
+- master 
+
+jobs:
+  - template: azure/windows.yml
+    parameters:
+      name: windows
+      vmImage: vs2017-win2016
+      matrix:
+        py_3.6_32:
+          PYTHON_VERSION: "3.6.x"
+          PYTHON_ARCH: "x86"
+          BITS: 32
+        py_3.6_64:
+          PYTHON_VERSION: "3.6.x"
+          PYTHON_ARCH: 'x64'
+          BITS: 64
+        py_3.7_32:
+          PYTHON_VERSION: "3.7.x"
+          PYTHON_ARCH: "x86"
+          BITS: 32
+        py_3.7_64:
+          PYTHON_VERSION: "3.7.x"
+          PYTHON_ARCH: 'x64'
+          BITS: 64
+        py_3.8_32:
+          PYTHON_VERSION: "3.8.x"
+          PYTHON_ARCH: "x86"
+          BITS: 32
+        py_3.8_64:
+          PYTHON_VERSION: "3.8.x"
+          PYTHON_ARCH: 'x64'
+          BITS: 64
+
+  - template: azure/posix.yml
+    parameters:
+      name: linux
+      vmImage: ubuntu-18.04
+      matrix:
+        py_3.6_32:
+          MB_PYTHON_VERSION: "3.6"
+          PLAT: "i686"
+          MB_ML_VER: "2010"
+          ENV_VARS_PATH: "env_vars_32.sh"
+          DOCKER_TEST_IMAGE: "multibuild/xenial_{PLAT}"
+        py_3.6_64:
+          MB_PYTHON_VERSION: "3.6"
+          MB_ML_VER: "2010"
+        py_3.7_32:
+          MB_PYTHON_VERSION: "3.7"
+          PLAT: "i686"
+          MB_ML_VER: "2010"
+          ENV_VARS_PATH: "env_vars_32.sh"
+          DOCKER_TEST_IMAGE: "multibuild/xenial_{PLAT}"
+        py_3.7_64:
+          MB_PYTHON_VERSION: "3.7"
+          MB_ML_VER: "2010"
+        py_3.8_32:
+          MB_PYTHON_VERSION: "3.8"
+          PLAT: "i686"
+          MB_ML_VER: "2010"
+          ENV_VARS_PATH: "env_vars_32.sh"
+          DOCKER_TEST_IMAGE: "multibuild/xenial_{PLAT}"
+        py_3.8_64:
+          MB_PYTHON_VERSION: "3.8"
+          MB_ML_VER: "2010"
+
+  - template: azure/posix.yml
+    parameters:
+      name: macOS
+      vmImage: macOS-10.14
+      matrix:
+        py_3.6_64:
+          MB_PYTHON_VERSION: "3.6"
+        py_3.7_64:
+          MB_PYTHON_VERSION: "3.7"
+        py_3.8_64:
+          MB_PYTHON_VERSION: "3.8"
diff --git a/azure/posix.yml b/azure/posix.yml
new file mode 100644
index 0000000..01d8253
--- /dev/null
+++ b/azure/posix.yml
@@ -0,0 +1,119 @@
+parameters:
+  name: ""
+  vmImage: ""
+  matrix: []
+
+jobs:
+  - job: ${{ parameters.name }}
+    pool:
+      vmImage: ${{ parameters.vmImage }}
+    variables:
+      REPO_DIR: "numpy"
+      BUILD_COMMIT: 'v1.18.3'
+      PLAT: "x86_64"
+      CYTHON_BUILD_DEP: "cython==0.29.16"
+      NIGHTLY_BUILD_COMMIT: "master"
+      TEST_DEPENDS: "pytest hypothesis cffi pytz"
+      JUNITXML: "test-data.xml"
+      TEST_DIR: "tmp_for_test"
+    strategy:
+      matrix:
+        ${{ insert }}: ${{ parameters.matrix }}
+
+    steps:
+      - checkout: self
+        submodules: true
+
+      - task: UsePythonVersion@0
+        inputs:
+          versionSpec: $(MB_PYTHON_VERSION)
+        displayName: Set python version
+
+      - bash: |
+          set -e
+
+          if [ "$BUILD_REASON" == "Schedule" ]; then
+            BUILD_COMMIT=$NIGHTLY_BUILD_COMMIT
+          fi
+          echo "Building numpy@$BUILD_COMMIT"
+          echo "##vso[task.setvariable variable=BUILD_COMMIT]$BUILD_COMMIT"
+
+          # Platform variables used in multibuild scripts
+          if [ `uname` == 'Darwin' ]; then
+            echo "##vso[task.setvariable variable=TRAVIS_OS_NAME]osx"
+            echo "##vso[task.setvariable variable=MACOSX_DEPLOYMENT_TARGET]10.9"
+          else
+            echo "##vso[task.setvariable variable=TRAVIS_OS_NAME]linux"
+          fi
+
+          # Store original Python path to be able to create test_venv pointing
+          # to same Python version.
+          PYTHON_EXE=`which python`
+          echo "##vso[task.setvariable variable=PYTHON_EXE]$PYTHON_EXE"
+        displayName: Define build env variables
+
+      - bash: |
+          set -e
+          echo $BUILD_COMMIT
+          pip install virtualenv wheel
+          BUILD_DEPENDS="$CYTHON_BUILD_DEP"
+
+          source multibuild/common_utils.sh
+          source multibuild/travis_steps.sh
+          source extra_functions.sh
+
+          # Setup build dependencies
+          before_install
+
+          clean_code $REPO_DIR $BUILD_COMMIT
+          ./patch_code.sh $REPO_DIR
+          build_wheel $REPO_DIR $PLAT
+        displayName: Build wheel
+
+      - bash: |
+          set -e
+          source multibuild/common_utils.sh
+          source multibuild/travis_steps.sh
+          source extra_functions.sh
+          setup_test_venv
+          install_run $PLAT
+          teardown_test_venv
+        displayName: Install wheel and test
+
+      - bash: |
+          echo "##vso[task.prependpath]$CONDA/bin"
+          sudo chown -R $USER $CONDA
+        displayName: Add conda to PATH
+
+      - bash: conda install -q -y anaconda-client
+        displayName: Install anaconda-client
+
+      - bash: |
+          set -e
+          if [ "$BUILD_REASON" == "Schedule" ]; then
+            ANACONDA_ORG="scipy-wheels-nightly"
+            TOKEN="$MAPPED_NUMPY_NIGHTLY_UPLOAD_TOKEN"
+          else
+            ANACONDA_ORG="multibuild-wheels-staging"
+            TOKEN="$MAPPED_NUMPY_STAGING_UPLOAD_TOKEN"
+          fi
+          if [ "$TOKEN" == "" ]; then
+            echo "##[warning] Could not find anaconda.org upload token in secret variables"
+          fi
+          echo "##vso[task.setvariable variable=TOKEN]$TOKEN"
+          echo "##vso[task.setvariable variable=ANACONDA_ORG]$ANACONDA_ORG"
+        displayName: Retrieve secret upload token
+        env:
+          # Secret variables need to mapped to env variables explicitly:
+          MAPPED_NUMPY_NIGHTLY_UPLOAD_TOKEN: $(NUMPY_NIGHTLY_UPLOAD_TOKEN)
+          MAPPED_NUMPY_STAGING_UPLOAD_TOKEN: $(NUMPY_STAGING_UPLOAD_TOKEN)
+
+      - bash: |
+          set -e
+          # The --force option forces a replacement if the remote file already
+          # exists.
+          echo uploading wheelhouse/*.whl
+          anaconda -t $TOKEN upload --force -u $ANACONDA_ORG wheelhouse/*.whl
+          echo "PyPI-style index: https://pypi.anaconda.org/$ANACONDA_ORG/simple"
+        displayName: Upload to anaconda.org (only if secret token is retrieved)
+        condition: ne(variables['TOKEN'], '')
diff --git a/azure/windows.yml b/azure/windows.yml
new file mode 100644
index 0000000..4ffee1b
--- /dev/null
+++ b/azure/windows.yml
@@ -0,0 +1,147 @@
+parameters:
+  name: ""
+  vmImage: ""
+  matrix: []
+
+jobs:
+  - job: ${{ parameters.name }}
+    pool:
+      vmImage: ${{ parameters.vmImage }}
+    variables:
+      BUILD_COMMIT: "v1.18.3"
+      NIGHTLY_BUILD_COMMIT: "master"
+      JUNITXML: "test-data.xml"
+      TEST_DIR: '$(Agent.WorkFolder)/tmp_for_test'
+    strategy:
+      matrix:
+        ${{ insert }}: ${{ parameters.matrix }}
+    steps:
+      - checkout: self
+        submodules: true
+
+      - task: UsePythonVersion@0
+        inputs:
+          versionSpec: $(PYTHON_VERSION)
+          addToPath: true
+          architecture: $(PYTHON_ARCH)
+        displayName: Set python version
+
+      - bash: |
+          set -e
+          echo PYTHON $PYTHON_VERSION $PYTHON_ARCH
+          echo Build Reason: $BUILD_REASON
+          python --version
+          python -c "import struct; print(struct.calcsize('P') * 8)"
+          pip --version
+        displayName: Check that we have the expected version and architecture for Python
+      - bash: |
+          set -e
+          if [ "$BUILD_REASON" == "Schedule" ]; then
+            BUILD_COMMIT=$NIGHTLY_BUILD_COMMIT
+          fi
+          echo "Building numpy@$BUILD_COMMIT"
+          echo "##vso[task.setvariable variable=BUILD_COMMIT]$BUILD_COMMIT"
+          # Store original Python path to be able to create test_venv pointing
+          # to same Python version.
+          PYTHON_EXE=`which python`
+          echo "##vso[task.setvariable variable=PYTHON_EXE]$PYTHON_EXE"
+        displayName: Define build env variables
+      - bash: |
+          set -e
+          cd numpy
+          git fetch origin HEAD
+          git checkout $BUILD_COMMIT
+          git clean -fxd
+          git reset --hard
+        displayName: Checkout numpy commit
+
+      - powershell: |
+          choco install -y mingw --forcex86 --force --version=5.3.0
+        displayName: 'Install 32-bit mingw for 32-bit builds'
+        condition: eq(variables['BITS'], 32)
+      - bash: |
+          set -xe
+          pushd numpy
+          pip install twine wheel urllib3
+          # a bit overkill, all we really need is cython
+          pip install --timeout=60 -r test_requirements.txt
+
+          # handle license
+          cp ../LICENSE_win32.txt LICENSE.txt
+
+          # handle _distributor_init.py
+          PYTHONPATH=tools python -c "import openblas_support; openblas_support.make_init('numpy')"
+
+          # Download and get the path to "openblas.a". We cannot copy it
+          # to $PYTHON_EXE's directory since that is on a different drive which
+          # mingw does not like. Instead copy it to a directory and set OPENBLAS
+          target=$(python tools/openblas_support.py)
+          mkdir -p openblas
+          echo Copying $target to openblas
+          cp $target openblas
+          echo "##vso[task.setvariable variable=OPENBLAS]openblas"
+        displayName: Prepare the build
+
+      - powershell: |
+          If ($(BITS) -eq 32) {
+              $env:CFLAGS = "-m32"
+              $env:LDFLAGS = "-m32"
+              $env:PATH = "C:\\tools\\mingw32\\bin;" + $env:PATH
+              refreshenv
+          }
+          # Build the wheel
+          pushd numpy
+          python setup.py build
+          python setup.py bdist_wheel
+          twine check dist/*
+          popd
+        displayName: Build wheel
+      - bash: |
+          set -ex
+          source extra_functions.sh
+          source config.sh
+          setup_test_venv
+          python -m pip install -r numpy/test_requirements.txt
+          python -m pip install numpy/dist/numpy-*.whl
+          mkdir -p for_test
+          pushd for_test
+          run_tests
+          popd
+          teardown_test_venv
+        displayName: Install wheel and test
+
+      - bash: echo "##vso[task.prependpath]$CONDA/Scripts"
+        displayName: Add conda to PATH
+
+      - bash: conda install -q -y anaconda-client
+        displayName: Install anaconda-client
+
+      - bash: |
+          set -e
+          if [ "$BUILD_REASON" == "Schedule" ]; then
+            ANACONDA_ORG="scipy-wheels-nightly"
+            TOKEN="$MAPPED_NUMPY_NIGHTLY_UPLOAD_TOKEN"
+          else
+            ANACONDA_ORG="multibuild-wheels-staging"
+            TOKEN="$MAPPED_NUMPY_STAGING_UPLOAD_TOKEN"
+          fi
+          if [ "$TOKEN" == "" ]; then
+            echo "##[warning] Could not find anaconda.org upload token in secret variables"
+          fi
+          echo "##vso[task.setvariable variable=TOKEN]$TOKEN"
+          echo "##vso[task.setvariable variable=ANACONDA_ORG]$ANACONDA_ORG"
+        displayName: Retrieve secret upload token
+        env:
+          # Secret variables need to mapped to env variables explicitly:
+          MAPPED_NUMPY_NIGHTLY_UPLOAD_TOKEN: $(NUMPY_NIGHTLY_UPLOAD_TOKEN)
+          MAPPED_NUMPY_STAGING_UPLOAD_TOKEN: $(NUMPY_STAGING_UPLOAD_TOKEN)
+
+      - bash: |
+          set -e
+          # The --force option forces a replacement if the remote file already
+          # exists.
+          echo uploading numpy/dist/numpy-*.whl
+          anaconda -t $TOKEN upload --force -u $ANACONDA_ORG numpy/dist/numpy-*.whl
+          echo "PyPI-style index: https://pypi.anaconda.org/$ANACONDA_ORG/simple"
+        displayName: Upload to anaconda.org (only if secret token is retrieved)
+        condition: ne(variables['TOKEN'], '')
diff --git a/config.sh b/config.sh
index e515500..bc65dfe 100644
--- a/config.sh
+++ b/config.sh
@@ -1,6 +1,7 @@
 # Define custom utilities
 # Test for OSX with [ -n "$IS_OSX" ]
 # See env_vars.sh for extra environment variables
+if [ $(uname) == "Linux" ]; then IS_LINUX=1; fi
 source gfortran-install/gfortran_utils.sh
 
 function build_wheel {
@@ -22,6 +23,7 @@ function build_libs {
     # the un-tar root directory, then the files are copied into /usr/local.
     # Could utilize a site.cfg instead to prevent the copy.
     python -mpip install urllib3
+    python -c"import platform; print('platform.uname().machine', platform.uname().machine)"
     basedir=$(python numpy/tools/openblas_support.py)
     $use_sudo cp -r $basedir/lib/* /usr/local/lib
     $use_sudo cp $basedir/include/* /usr/local/include
@@ -36,13 +38,13 @@ function get_test_cmd {
 
 function run_tests {
     # Runs tests on installed distribution from an empty directory
-    if [ -z "$IS_OSX" ]; then
+    if [ -n "$IS_LINUX" ]; then
         apt-get -y update && apt-get install -y gfortran
     fi
-    python -c "$(get_test_cmd)"
+    $PYTHON_EXE -c "$(get_test_cmd)"
     # Check bundled license file
-    python ../check_license.py
+    $PYTHON_EXE ../check_license.py
     # Show BLAS / LAPACK used. Since this uses a wheel we cannot use
     # tools/openblas_config.py; tools is not part of what is shipped
-    python -c 'import numpy; numpy.show_config()'
+    $PYTHON_EXE -c 'import numpy; numpy.show_config()'
 }
diff --git a/env_vars_32.sh b/env_vars_32.sh
index 46b1aaa..8c1969b 100644
--- a/env_vars_32.sh
+++ b/env_vars_32.sh
@@ -1,6 +1,7 @@
 # Environment variables for 32-bit build.
 # The important difference from the 64-bit build is `-msse2` to
 # compile sse loops for ufuncs.
+set -x
 OPENBLAS_VERSION="v0.3.7"
 MACOSX_DEPLOYMENT_TARGET=10.9
 CFLAGS="-msse2 -std=c99 -fno-strict-aliasing"
diff --git a/extra_functions.sh b/extra_functions.sh
new file mode 100644
index 0000000..1a58c66
--- /dev/null
+++ b/extra_functions.sh
@@ -0,0 +1,34 @@
+function setup_test_venv {
+    # Create a new empty venv dedicated to testing for non-Linux platforms. On
+    # Linux the tests are run in a Docker container.
+    if [ $(uname) != "Linux" ]; then
+        if type -t deactivate ; then deactivate; fi
+        $PYTHON_EXE -m venv test_venv
+        if [ $(uname) == "Darwin" ]; then
+            source test_venv/bin/activate
+        else
+            mkdir -p test_venv/libs
+            source test_venv/Scripts/activate
+        fi
+        # Note: the idiom "python -m pip install ..." is necessary to upgrade
+        # pip itself on Windows. Otherwise one would get a permission error on
+        # pip.exe.
+        PYTHON_EXE=python
+        PIP_CMD="$PYTHON_EXE -m pip"
+        python -m pip install --upgrade pip wheel
+        if [ "$TEST_DEPENDS" != "" ]; then
+            pip install $TEST_DEPENDS
+        fi
+    fi
+}
+
+function teardown_test_venv {
+    if [ $(uname) != "Linux" ]; then
+        if type -t deactivate ; then deactivate; fi
+        if [ $(uname) == "Darwin" ]; then
+            source venv/bin/activate
+        fi
+    fi
+} 
+# Work around bug in multibuild
+if [ ! -o PIP_CMD ]; then PIP_CMD="$PYTHON_EXE -m pip"; fi
diff --git a/multibuild b/multibuild
index 3bd75ee..da36cd5 160000
--- a/multibuild
+++ b/multibuild
@@ -1 +1 @@
-Subproject commit 3bd75eee8fa98ee70e29d59f4ec5a15291362cc2
+Subproject commit da36cd5408e03cad504217de4a21bb8f19f2fb2f