python_setup.yml

parameters:
  - name: pythonVersion # name of the parameter; required
    type: string # data type of the parameter; required
    default: 3.8

  # Artifact feed to pull custom packages from
  - name: pypiAzureArtifactFeed
    type: string

  # Whether to install a package in the working directory. Set to false if you only
  # need access to pip.
  - name: installLocalPackage
    type: boolean
    default: true

# Setup Python
steps:

  - task: UsePythonVersion@0
    inputs:
      versionSpec: ${{ parameters.pythonVersion }}
      architecture: 'x64'

  - script: which python
    displayName: 'Debug python location'

  # Setup access to artifact feed.
  - task: PipAuthenticate@1
    displayName: 'Pip Authenticate'
    inputs:
      # Provide list of feed names which you want to authenticate
      artifactFeeds: ${{ parameters.pypiAzureArtifactFeed }}
    condition: and(succeeded(), ne('${{ parameters.pypiAzureArtifactFeed }}', '-'))

  - script: |
      python -m pip install --upgrade pip
      pip install --upgrade setuptools
    displayName: 'Upgrade pip and setuptools'

  - script: pip install --no-cache-dir -e .[build,doc,lint,test]
    displayName: 'Install python dependencies'
    condition: and(succeeded(), eq(${{ parameters.installLocalPackage }}, true))

  # Freeze the list of packages this build was made with for reference.
  - script: pip freeze > pip-freeze.txt
    displayName: 'Freeze python package list'
    condition: and(succeeded(), eq(variables['Build.SourceBranch'], 'refs/heads/dev'))