code: def forward(self, x):
      x = self.tokenConv(x.permute(0, 2, 1)).transpose(1, 2)
      return x
  
imports: import math
  import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the TokenEmbedding obj's underlying member method code with example usage: obj.forward(x) and returns: x