code: def remove_in_proj_bias_hook(
      self, state_dict, prefix, local_metadata
  ):
      return {
          param_name: param_value
          for param_name, param_value in state_dict.items()
          if param_name != "in_proj_bias"
      }
  
file_path: opacus/opacus/tests/dp_layers/dp_multihead_attention_test.py
imports: from typing import Optional
  import hypothesis.strategies
  import torch
  import torch.nn
  from hypothesis import given, settings
  from opacus.layers import DPMultiheadAttention
  from .common import DPModules_test
label_desc: Use image node_id 1 for calling a global function with example usage: remove_in_proj_bias_hook(state_dict, prefix, local_metadata) and returns: unknown