Change parameter matrix to list instead of dict

.azure/azure-ci-build-pipeline.yaml

@@ -11,27 +11,27 @@ parameters:
   - name: matrix
     type: object
     default:
-      UbuntuPython38:
+    - job_name: 'UbuntuPython38'
       py: '3.8'
       img: 'ubuntu-latest'
       only_pr: false
-      UbuntuPython310:
+    - job_name: 'UbuntuPython310'
       py: '3.10'
       img: 'ubuntu-latest'
       only_pr: true
-      WindowsPython38:
+    - job_name: 'WindowsPython38'
       py: '3.8'
       img: 'windows-latest'
       only_pr: false
-      WindowsPython310:
+    - job_name: 'WindowsPython310'
       py: '3.10'
       img: 'windows-latest'
       only_pr: false
-      MacOSPython38:
+    - job_name: 'MacOSPython38'
       py: '3.8'
       img: 'macOS-latest'
       only_pr: false
-      MacOSPython310:
+    - job_name: 'MacOSPython310'
       py: '3.10'
       img: 'macOS-latest'
       only_pr: false
@@ -40,15 +40,15 @@ stages:
   - stage: Test
     jobs:
     - ${{ each item in parameters.matrix }}:
-          ${{ if or(eq(variables['Build.Reason'], 'PullRequest'), item.Value.only_pr) }}:
+        ${{ if or(eq(variables['Build.Reason'], 'PullRequest'), item.only_pr) }}:
-            - job: ${{ item.Key }}
+          - job: ${{ item.job_name }}
             pool:
-                vmImage: ${{ item.Value.img }}
+              vmImage: ${{ item.img }}
             steps:
               - task: UsePythonVersion@0
                 inputs:
-                    versionSpec: ${{ item.Value.py }}
+                  versionSpec: ${{ item.py }}
-                  displayName: 'Use Python ${{ item.Value.py }}'
+                displayName: 'Use Python ${{ item.py }}'
 
               - script: |
                   python -m pip install pre-commit