code: def load(self) -> "LoadableItem":
      self.loaded = True
      return self
  
file_path: Neuraxle/testing_neuraxle/test_data_container_batching.py
imports: import pytest
  from neuraxle.data_container import DACT, StripAbsentValues
  import numpy
label_desc: Use image node_id 2 for calling the LoadableItem obj's underlying member method code with example usage: obj.load() and returns: self