code: def set_classes(self, classes):
      self.classes = classes
      self.classname_to_classid = {
          key: i for i, key in enumerate(self.classes)
      }
  
file_path: TTS/TTS/encoder/dataset.py
imports: import random
  import torch
  from torch.utils.data import Dataset
  from TTS.encoder.utils.generic_utils import AugmentWAV
label_desc: Use image node_id 7 for calling the EncoderDataset obj's underlying member method code with example usage: obj.set_classes(classes) without return types