code: def encode(self, *args, **kwargs):
      raise NotImplementedError
  
imports: import torch
  import torch.nn
  from functools import partial
  import clip
  from einops import rearrange, repeat
  from transformers import CLIPTokenizer, CLIPTextModel
  import kornia
  from ldm.modules.x_transformer import Encoder, TransformerWrapper
label_desc: Use image node_id 2 for calling the AbstractEncoder obj's underlying member method code with example usage: obj.encode() without return types