el forward method.  fuse_qkv_projections  < source > ( )    Enables fused QKV projections. For self-attention modules, all projection matrices (i.e., query,
key, value) are fused. For cross-attention modules, key and value projection matrices are fused. This API is 🧪 experimental.  set_attention_slice  < source > ( slice_size: Union  )   Parameters   slice_size (str or int or list(int), optional, defaults to "auto") —
When "auto", input to the 