class_docstr: Coarse grained mask for a given tensor, here tensor could be weights,
  input tensor, or output tensor
class_docstr_tok: ["Coarse","grained","mask","for","a","given","tensor",",","here","tensor","could","be","weights",",","input","tensor",",","or","output","tensor"]
code: def __repr__(self):
      return "mask_index: {}".format(self.mask_index)
  
imports: import logging
  import torch
label_desc: Use image node_id 5 for calling the CoarseMask obj's underlying member method code with example usage: obj.__repr__() and returns: str