code: def get_table():
      
      response = dict(blocks=[])
      block_ids = DB.get_sched_block_instance_ids()
      for index, block_id in enumerate(block_ids):
          block = DB.get_block_details([block_id]).__next__()
          info = [
              index,
              block['id'],
              block['sub_array_id'],
              len(block['processing_blocks'])
          ]
          response['blocks'].append(info)
      return response, HTTPStatus.OK
docs: Provides table of scheduling block instance metadata for use with AJAX
      tables