For Python 3 support please consider Azure Functions.
The product team has noted this suggestion and will consider it if resourcing allows.
[Update] Thanks for your continued feedback on this capability! Rest assured that we are tracking this request closely along with several other platform capabilities our customers have requested. In the meanwhile, you can leverage cluster scaling capability to adjust HDInsight cluster size according to your varying compute needs. Azure Data Factory is another option you can explore for scheduling jobs with automatic creation and deletion of clusters: https://azure.microsoft.com/en-us/documentation/articles/data-factory-data-transformation-activities/
Microsoft Azure HDInsight
This is an essential feature to sell to stake holders and add flexibility to a cloud solution
very useful for managing test and dev environments, spinning them up only when needed
931 votesunplanned · AdminSQL Database feature voting forum admins (Product Owner, Microsoft Azure) responded
Not planned at this time. Will keep this item open for future review.
Please add as a priority, it is an essential feature