Unite datasets

unite_datasets.json

{
    "name": "Unite datasets",
    "description": "Creating a dataset that contains the data in several datasets tagged with an identifier.",
    "inputs": [
        {
            "name": "tag",
            "type": "string",
            "description": "tag identifier"
        }
    ],
    "outputs": [
        {
            "name": "union-dataset",
            "type": "dataset-id",
            "description": "Dataset containing the union of instances in all the datasets that share a tag."
        }
    ]
}

unite_datasets.whizzml

(define (unite-datasets tag)
  (let (datasets (map (lambda (d) (d "resource")) (list-datasets {"tags__in" tag "reverse" true})))
    (update-and-wait  (create-and-wait-dataset {"origin_datasets" datasets}) {"tags" []})))
    
(define union-dataset (unite-datasets tag))