code: def test_token_channels(tokens: int, channels: int) -> None:
      _pre_rms_test_helper(tokens, channels, torch.float16)
  
file_path: DeepSpeed/tests/unit/inference/v2/modules/test_pre_rms_module.py
imports: from typing import Optional, Tuple
  import pytest
  import torch
  from deepspeed.accelerator import get_accelerator
  from deepspeed.inference.v2.modules import ConfigBundle
  from deepspeed.inference.v2.modules.configs import DSNormConfig
  from deepspeed.inference.v2.modules.interfaces import DSPreNormRegistry
  from ...v2.inference_test_utils import get_dtypes, allclose
label_desc: Use image node_id 3 for calling a global function with example usage: test_token_channels(tokens, channels) without return types