code: def run_bias_relu_reference(activations, bias):
      # Expected behavior is that of casting to float32 internally
      return torch.nn.functional.relu(
          activations.to(torch.float32) + bias.to(torch.float32)
      ).to(activations.dtype)
  
file_path: DeepSpeed/tests/unit/ops/transformer/inference/test_bias_relu.py
imports: import pytest
  import torch
  import deepspeed
  from deepspeed.accelerator import get_accelerator
  from deepspeed.ops.op_builder import InferenceBuilder
  from .inference_test_utils import allclose, get_dtypes
label_desc: Use image node_id 1 for calling a global function with example usage: run_bias_relu_reference(activations, bias) and returns: torch