parameters:
- name: platform
  type: string

steps:
- task: UsePythonVersion@0
  inputs:
    versionSpec: 3.9
  displayName: (latest) Configure Python version
  condition: and(succeeded(), not(contains('${{ parameters.platform }}', 'legacy')))

- task: UsePythonVersion@0
  inputs:
    versionSpec: 3.7
  displayName: (legacy) Configure Python version
  condition: and(succeeded(), contains('${{ parameters.platform }}', 'legacy'))

- task: NodeTool@0
  inputs:
    versionSpec: 16.3.0
  displayName: Configure Node.js version

- script: |
    python -m pip install pip==21.3.1 setuptools==60.5.0 wheel==0.37.1
  displayName: Install PyPA tools