Try multi build

Author: gaborbernat

.vsts-ci.yml

@@ -0,0 +1,25 @@
+name: $(BuildDefinitionName)_$(Date:yyyyMMdd)$(Rev:.rr)
+
+queue:
+  name: Hosted Linux Preview
+
+trigger:
+  branches:
+    include:
+    - master
+
+steps:
+- checkout: self
+  clean: true
+  fetchDepth: 2
+
+- task: UsePythonVersion@0
+  displayName: 'Use Python 3.6 or later'
+  inputs:
+    versionSpec: '>=3.7.0a'
+
+- script: 'pip install -U tox'
+  displayName: install tox
+
+- script: 'tox -e docs'
+  displayName: run doc build

.vsts/docs.yml

@@ -0,0 +1,38 @@
+name: $(BuildDefinitionName)_$(Date:yyyyMMdd)$(Rev:.rr)
+
+trigger:
+  branches:
+    include:
+    - master
+
+phases:
+- phase: unix_test_$(python.version)
+  queue:
+    name: Hosted Linux Preview
+  variables:
+    python.version: '2.7, 3.5, 3.6, >= 3.7.0a'
+  steps:
+  - checkout: self
+    clean: true
+    fetchDepth: 2
+  - task: UsePythonVersion@0
+    displayName: get python $(python.version)
+    inputs:
+      versionSpec: '$(python.version)'
+
+  - script: 'pip install -U tox'
+    displayName: install tox
+
+  - script: 'tox -e py'
+    displayName: run tox
+
+  - task: PublishTestResults@2
+    displayName: publish test results
+    inputs:
+      testResultsFiles: 'test-results.*.xml'
+      searchFolder: .tox
+      mergeTestResults: true
+      testRunTitle: 'python$(python.version)'
+      platform: linux
+
+