Build wheels on CI.

MANIFEST.in

@@ -1,2 +1,6 @@
 include versioneer.py
 recursive-include uarray *.py
+include LICENSE
+recursive-include uarray *.cxx
+include requirements.txt
+recursive-include requirements *.txt

ci/azure-steps-macos.yml

@@ -1,4 +1,14 @@
 steps:
+- task: UsePythonVersion@0
+- bash: |
+    python -m pip install --upgrade pip
+    pip install cibuildwheel==0.11.1
+    export CIBW_TEST_COMMAND="pip install -r requirements/tests.txt && pytest"
+    export CIBW_BUILD=cp3?-* CIBW_SKIP=cp34-*
+    cibuildwheel --output-dir wheelhouse .
+- task: PublishBuildArtifacts@1
+  inputs: {pathtoPublish: 'wheelhouse'}
+
 - bash: |
     echo "##vso[task.prependpath]$CONDA/bin"
     sudo chown -R $USER $CONDA
@@ -24,4 +34,4 @@ steps:
 - task: PublishCodeCoverageResults@1
   inputs:
     codeCoverageTool: Cobertura
-    summaryFileLocation: "$(System.DefaultWorkingDirectory)/**/coverage.xml"
+    summaryFileLocation: "$(System.DefaultWorkingDirectory)/**/coverage.xml"

ci/azure-steps-windows.yml

@@ -1,4 +1,19 @@
 steps:
+- {task: UsePythonVersion@0, inputs: {versionSpec: '3.5', architecture: x86}}
+- {task: UsePythonVersion@0, inputs: {versionSpec: '3.5', architecture: x64}}
+- {task: UsePythonVersion@0, inputs: {versionSpec: '3.6', architecture: x86}}
+- {task: UsePythonVersion@0, inputs: {versionSpec: '3.6', architecture: x64}}
+- {task: UsePythonVersion@0, inputs: {versionSpec: '3.7', architecture: x86}}
+- {task: UsePythonVersion@0, inputs: {versionSpec: '3.7', architecture: x64}}
+- bash: |
+    python -m pip install --upgrade pip
+    pip install cibuildwheel==0.11.1
+    export CIBW_TEST_COMMAND="pip install -r requirements/tests.txt && pytest"
+    export CIBW_BUILD=cp3?-* CIBW_SKIP=cp34-*
+    cibuildwheel --output-dir wheelhouse .
+- task: PublishBuildArtifacts@1
+  inputs: {pathtoPublish: 'wheelhouse'}
+
 - powershell: Write-Host "##vso[task.prependpath]$env:CONDA\Scripts"
   displayName: Add conda to PATH
 
@@ -25,4 +40,4 @@ steps:
 - task: PublishCodeCoverageResults@1
   inputs:
     codeCoverageTool: Cobertura
-    summaryFileLocation: "$(System.DefaultWorkingDirectory)/**/coverage.xml"
+    summaryFileLocation: "$(System.DefaultWorkingDirectory)/**/coverage.xml"

ci/azure-steps.yml

@@ -1,4 +1,15 @@
 steps:
+- task: UsePythonVersion@0
+- bash: |
+    python -m pip install --upgrade pip
+    pip install cibuildwheel==0.11.1
+    export CIBW_TEST_COMMAND="pip install -r requirements/tests.txt && pytest"
+    export CIBW_BUILD=cp3?-* CIBW_SKIP=cp34-*
+    export CIBW
+    cibuildwheel --output-dir wheelhouse .
+- task: PublishBuildArtifacts@1
+  inputs: {pathtoPublish: 'wheelhouse'}
+
 - bash: |
     echo "##vso[task.prependpath]$CONDA/bin"
     sudo chown -R $USER $CONDA
@@ -24,4 +35,4 @@ steps:
 - task: PublishCodeCoverageResults@1
   inputs:
     codeCoverageTool: Cobertura
-    summaryFileLocation: "$(System.DefaultWorkingDirectory)/**/coverage.xml"
+    summaryFileLocation: "$(System.DefaultWorkingDirectory)/**/coverage.xml"

requirements/all.txt

@@ -1,4 +1,3 @@
--r backends.txt
 -r optional.txt
 -r tests.txt
 -r docs.txt

requirements/tests.txt

@@ -2,3 +2,4 @@ pytest>=3.5
 pytest-flake8
 pytest-cov
 pytest-mypy
+pytest-black; python_version >= '3.6'