code: def quick_bigbird_layout(
      num_heads: int, block_size: int, seq_len: int
  ):
      config = BigBirdSparsityConfig(
          num_heads=num_heads, block_size=block_size
      )
      return config.make_layout(seq_len)
  
imports: import math
  from typing import List
  import numpy
  import torch
  from xformers.components.attention.sparsity_config import BigBirdSparsityConfig, BSLongformerSparsityConfig, FixedSparsityConfig, VariableSparsityConfig
label_desc: Use image node_id 24 for calling a global function with example usage: quick_bigbird_layout(num_heads, block_size, seq_len) and returns: config