code: def test_zero_clip_grad(world_size: int):
      spawn(run_dist, world_size)
  
file_path: ColossalAI/tests/test_legacy/test_utils/test_norm_gradient_clipping.py
imports: import pytest
  import torch
  from torch.nn.parameter import Parameter
  from torch.nn.utils import clip_grad_norm_
  import colossalai
  from colossalai.legacy.tensor import ColoTensorSpec, ProcessGroup, distspec
  from colossalai.legacy.utils.common import clip_grad_norm
  from colossalai.logging import disable_existing_loggers
  from colossalai.tensor.colo_parameter import ColoParameter
  from colossalai.testing import parameterize, rerun_if_address_is_in_use, spawn
  from colossalai.utils import get_current_device
label_desc: Use image node_id 6 for calling a global function with example usage: test_zero_clip_grad(world_size) without return types