code: def explain(self, inp, ind=None, raw_inp=None):
      predicitions, saliency = self.model.innvestigate(inp, ind)
      return saliency
  
file_path: tensorwatch/tensorwatch/saliency/epsilon_lrp.py
imports: import torch
  import numpy
  from .inverter_util import RelevancePropagator
label_desc: Use image node_id 2 for calling the EpsilonLrp obj's underlying member method code with example usage: obj.explain(inp, ind, raw_inp) and returns: saliency