>>> pipe.vae.enable_xformers_memory_efficient_attention(attention_op=None)  disable_xformers_memory_efficient_attention  < source > ( )    Disable memory efficient attention from xFormers.  disable_freeu  < source > ( )    Disables the FreeU mechanism if enabled.  disable_vae_tiling  < source > ( )    Disable tiled VAE decoding. If enable_vae_tiling was previously enabled, this method will go back to