code: def destroy_model_parallel():
      """Set the groups to none."""
      global _MODEL_PARALLEL_GROUP
      _MODEL_PARALLEL_GROUP = None
      global _TENSOR_MODEL_PARALLEL_GROUP
      _TENSOR_MODEL_PARALLEL_GROUP = None
      global _PIPELINE_MODEL_PARALLEL_GROUP
      _PIPELINE_MODEL_PARALLEL_GROUP = None
      global _DATA_PARALLEL_GROUP
      _DATA_PARALLEL_GROUP = None
      global _AMAX_REDUCTION_GROUP
      _AMAX_REDUCTION_GROUP = None
      global _EMBEDDING_GROUP
      _EMBEDDING_GROUP = None
      global _POSITION_EMBEDDING_GROUP
      _POSITION_EMBEDDING_GROUP = None
      global _ENCODER_RELATIVE_POSITION_EMBEDDING_GROUP
      _ENCODER_RELATIVE_POSITION_EMBEDDING_GROUP = None
      global _DECODER_RELATIVE_POSITION_EMBEDDING_GROUP
      _DECODER_RELATIVE_POSITION_EMBEDDING_GROUP = None
      global _VIRTUAL_PIPELINE_MODEL_PARALLEL_RANK
      _VIRTUAL_PIPELINE_MODEL_PARALLEL_RANK = None
      global _VIRTUAL_PIPELINE_MODEL_PARALLEL_WORLD_SIZE
      _VIRTUAL_PIPELINE_MODEL_PARALLEL_WORLD_SIZE = None
      global _MPU_TENSOR_MODEL_PARALLEL_WORLD_SIZE
      _MPU_TENSOR_MODEL_PARALLEL_WORLD_SIZE = None
      global _MPU_PIPELINE_MODEL_PARALLEL_WORLD_SIZE
      _MPU_PIPELINE_MODEL_PARALLEL_WORLD_SIZE = None
      global _MPU_TENSOR_MODEL_PARALLEL_RANK
      _MPU_TENSOR_MODEL_PARALLEL_RANK = None
      global _MPU_PIPELINE_MODEL_PARALLEL_RANK
      _MPU_PIPELINE_MODEL_PARALLEL_RANK = None
  
imports: from typing import Tuple, Optional
  import warnings
  import os
  import torch
  from apex.transformer.log_util import get_transformer_logger
  from apex.transformer._ucc_util import HAS_UCC
label_desc: Use image node_id 51 for calling a global function with example usage: destroy_model_parallel() without return types