code: def attn_qkv():
      return [
          Layer(
              weight="q_lin.weight",
              bias="q_lin.bias",
          ),
          Layer(
              weight="k_lin.weight",
              bias="k_lin.bias",
          ),
          Layer(
              weight="v_lin.weight",
              bias="v_lin.bias",
          ),
      ]
  
file_path: parallelformers/parallelformers/policies/xlm.py
imports: from transformers.models.xlm.modeling_xlm import MultiHeadAttention, TransformerFFN
  from parallelformers.policies.base import Layer, Policy
  from parallelformers.utils.dist_utils import AllReduceLinear
label_desc: Use image node_id 2 for calling the XLMAttentionPolicy obj's underlying member method code with example usage: obj.attn_qkv() and returns: list