code: def test_data_container_len_method_should_return_data_inputs_len():
      data_container = DACT.from_di(np.array(list(range(100))))
  
      assert len(data_container) == 100
  
imports: import numpy
  from neuraxle.data_container import DACT, ListDataContainer
label_desc: Use image node_id 3 for calling a global function with example usage: test_data_container_len_method_should_return_data_inputs_len() without return types