 Flash Attention
>>> 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.  enable_freeu  < source > ( s1: float s2: float b1: float b2: float  )   Parameters   s1 (float) —
Scaling factor for stage 1 to attenuate the contributions of the ski