chunk_content: ncoder.
  transform (torch.nn.Sequential) — The two-layer MLP to transform the prefix embeddings if
  prefix_projection is True.
  prefix_projection (bool) — Whether to project the prefix embeddings.
  Input shape: (batch_size, num_virtual_tokens)
  Output shape: (batch_size, num_virtual_tokens, 2*layers*hidden)
  
  Prompt tuning
  	
  
  class peft.PromptTuningConfig
  
  <
  source
  >
  (
  peft_type: typing.Union[str, peft.utils.config.PeftType] = None
  auto_mapping: typi