Update azure-pipelines.yml for Azure Pipelines

Author: garypretty

azure-pipelines.yml

@@ -26,7 +26,11 @@ steps:
   displayName: 'Use Python $(python.version)'
 
 - script: |
-    pip install pytest
-    pip install pytest-cov
-    pytest tests --doctest-modules --junitxml=junit/test-results.xml --cov=com --cov-report=xml --cov-report=html
-  displayName: 'Test with pytest'
+    python -m pip install --upgrade pip
+    pip install pytest pytest-azurepipelines
+    pip install -e .
+  displayName: 'Install dependencies'
+
+- script: |
+    python -m pytest libraries/
+  displayName: 'pytest'