code: def get_checkpoint_version():
      global _CHECKPOINT_VERSION
      return _CHECKPOINT_VERSION
  
imports: import os
  import random
  import sys
  import numpy
  import torch
  from megatron import update_num_microbatches
  from megatron.core import mpu, tensor_parallel
  from .global_vars import get_args
  from .utils import unwrap_model, print_rank_0
label_desc: Use image node_id 2 for calling a global function with example usage: get_checkpoint_version() and returns: _CHECKPOINT_VERSION