code: def forward(self, x, mask):
      for layer in self.layers:
          x = layer(x * mask)
      return x
  
file_path: TTS/TTS/tts/layers/generic/time_depth_sep_conv.py
imports: import torch
  from torch import nn
label_desc: Use image node_id 2 for calling the TimeDepthSeparableConvBlock obj's underlying member method code with example usage: obj.forward(x, mask) and returns: x