code: def _lazy_import_pandas():
      global _pandas
      if _pandas is None:
          import pandas
  
          _pandas = pandas
      return _pandas
  
imports: from enum import Enum
  from typing import Dict, Union, List, TYPE_CHECKING
  import warnings
  import numpy
  from ray.air.data_batch_type import DataBatchType
  from ray.air.constants import TENSOR_COLUMN_NAME
  from ray.util.annotations import Deprecated, DeveloperAPI
label_desc: Use image node_id 1 for calling a global function with example usage: _lazy_import_pandas() and returns: _pandas