class_docstr: Data class to aggregate tp, fp and fn counts.
class_docstr_tok: ["Data","class","to","aggregate","tp",",","fp","and","fn","counts","."]
code: def add(self, other):
      self.tp += other.tp
      self.fp += other.fp
      self.fn += other.fn
  
imports: import dataclasses
  from absl import logging
  import ddsp
  import librosa
  import mir_eval
  import note_seq
  from note_seq import sequences_lib
  import numpy
  import tensorflow.compat.v2
label_desc: Use image node_id 1 for calling the EvalCounts obj's underlying member method code with example usage: obj.add(other) without return types