code: def _scheduling_block_ids(num_blocks, start_id, project):
      
      for i in range(num_blocks):
          _root = '{}-{}'.format(strftime("%Y%m%d", gmtime()), project)
          yield '{}-sb{:03d}'.format(_root, i + start_id), \
                '{}-sbi{:03d}'.format(_root, i + start_id)
docs: Generate Scheduling Block instance ID