class_docstr: CBHG module with Encoder specific arguments
class_docstr_tok: ["CBHG","module","with","Encoder","specific","arguments"]
code: def forward(self, x):
      return self.cbhg(x)
  
imports: import torch
  from torch import nn
  from .common_layers import Prenet
  from .attentions import init_attn
label_desc: Use image node_id 2 for calling the EncoderCBHG obj's underlying member method code with example usage: obj.forward(x) and returns: self