code: def get_default_searchspace(problem_type, num_classes=None):
      if problem_type == BINARY:
          return get_searchspace_binary_baseline()
      elif problem_type == MULTICLASS:
          return get_searchspace_multiclass_baseline(
              num_classes=num_classes
          )
      elif problem_type == REGRESSION:
          return get_searchspace_regression_baseline()
      else:
          return get_searchspace_binary_baseline()
  
imports: from autogluon.common import space
  from autogluon.core.constants import BINARY, MULTICLASS, REGRESSION
label_desc: Use image node_id 1 for calling a global function with example usage: get_default_searchspace(problem_type, num_classes) and returns: get_searchspace_binary_baseline, get_searchspace_multiclass_baseline, get_searchspace_regression_baseline, get_searchspace_binary_baseline