def write_data(documents, collection_name):
    # when running locally
    #client = pymongo.MongoClient("localhost", 3001)
    #db = client.meteor

    # on the server
    client = MongoClient(mongoURL, username=****,
                         password=****)
    db = client.mercurius

    if collection_name in db.collection_names():
        collection = db[collection_name]
        collection.drop()

    new_collection = db[collection_name]
    new_collection.insert_many(documents)

    cursor = new_collection.find({})
    for document in cursor:
        print(document)

Meteor.call( 'getDBinfo', function(err, response){
            console.log(response);
            console.log(err);
});