05-csv-3-files.yml

chain:
  read-file:
    operation: csv-read
    options: [] # The default delimeter,&

  branch-out:
    operation: split
    options:
      branches:
        -
          filter-subscribed:
            operation: filter
            options:
              rule: [{get : {field: 'IsSubscribed'}}]
              negate: false

          write-new-file:
            operation: csv-write
            options:
              file: "subscribed.csv"
        -
          filter-unsubscribed:
            operation: filter
            options:
              rule: [{get : {field: 'IsSubscribed'}}]
              negate: true

          write-new-file:
            operation: csv-write
            options:
              file: "unsubscribed.csv"

  write-new-file:
    operation: csv-write
    options:
      file: "output.csv"