code: def post_process_colo_init_ctx(
      model: torch.nn.Module,
      device: torch.device = torch.device("cpu"),
      dtype: torch.dtype = torch.float,
      default_pg: Optional[ProcessGroup] = None,
      default_dist_spec=None,
  ):
      """post_process_colo_init_ctx
  
      This function is called after `ColoInitContext`.
  
      Args:
          model (torch.nn.module): the model
          device (torch.device, optional): device type of the model params. Defaults to torch.device('cpu').
          dtype (torch.dtype, optional): dtype of the model params. Defaults to torch.float.
          default_pg (Optional[ProcessGroup], optional): default process group. Defaults to None. Indicates a DP-only process group.
          default_dist_spec (Any, optional): default dist spec of params. Defaults to None.
  
      Raises:
          RuntimeError: raise error if
      """
  
      torch_params = []
      for n, p in model.named_parameters():
          if not isinstance(p, ColoParameter):
              # print(f"{n} is not a ColoParameter. We are going to converting it to ColoParameter")
              torch_params.append((n, p))
  
      for n, param in torch_params:
          name_list = n.split(".")
          module = model
          for i in range(len(name_list) - 1):
              module = module._modules[name_list[i]]
          delattr(module, name_list[-1])
          setattr(
              module,
              name_list[-1],
              _convert_to_coloparam(
                  param, device, dtype, default_pg, default_dist_spec
              ),
          )
  
      del torch_params
      for n, p in model.named_parameters():
          if not isinstance(p, ColoTensor):
              raise RuntimeError
  
file_path: ColossalAI/colossalai/legacy/zero/gemini/colo_init_context.py
imports: from typing import Any, Iterator, Optional, Tuple, Union
  import torch
  from torch import nn
  from colossalai.legacy.tensor import ProcessGroup
  from colossalai.tensor import ColoParameter, ColoTensor
  from colossalai.utils.model.utils import InsertPostInitMethodToModuleSubClasses
label_desc: Use image node_id 4 for calling a global function with example usage: post_process_colo_init_ctx(model, device, dtype, default_pg, default_dist_spec) without return types