code: def _init_explanation(cls, instance, *args):
      super(Explanation, instance).__init__()
  
      instance.components = {}
      instance._field_components_map = {}
  
      for value in args:
          if value is not None:
              instance.append(value)
  
file_path: interpret/python/interpret-api/interpret/newapi/explanation.py
imports: import json
  from slicer import Slicer
  from interpret.newapi.component import Component
label_desc: Use image node_id 1 for calling the Explanation obj's underlying member method code with example usage: obj._init_explanation(cls, instance) without return types