code: def scenario(configspace_small):
      return Scenario(configspace_small, objectives=["a", "b"])
  
imports: import pickle
  import tempfile
  import pytest
  from smac.multi_objective.aggregation_strategy import MeanAggregationStrategy
  from smac.runner.abstract_runner import StatusType
  from smac.scenario import Scenario
label_desc: Use image node_id 1 for calling a global function with example usage: scenario(configspace_small) and returns: Scenario