code: def add_scheduling_blocks(num_blocks, clear=True):
      
      db_client = ConfigDb()
      if clear:
          LOG.info('Resetting database ...')
          db_client.clear()
          start_sbi_id = 0
          start_pb_id = 0
      else:
          start_sbi_id = len(db_client.get_sched_block_instance_ids())
          start_pb_id = len(db_client.get_processing_block_ids())
  
      LOG.info("Adding %i SBIs to the db", num_blocks)
      for config in _scheduling_block_config(num_blocks, start_sbi_id,
                                             start_pb_id):
          LOG.info('Creating SBI %s with %i PBs.', config['id'],
                   len(config['processing_blocks']))
          db_client.add_sched_block_instance(config)
docs: Add a number of scheduling blocks to the db.