old_contents: from ...utils import is_transformers_available
  
  
  if is_transformers_available():
      from .pipeline_latent_diffusion import AutoencoderKL, LatentDiffusionPipeline, LDMBertModel
  
new_contents: from ...utils import is_transformers_available
  
  
  if is_transformers_available():
      from .pipeline_latent_diffusion import LatentDiffusionPipeline, LDMBertModel
  
subject: remove AutoencoderKL from pipe __init__