code: def _convert_dtype_id_to_str(dtype):
      """Helper function to convert a dtype id to a corresponding string name."""
      if isinstance(dtype, int):
          return dtypes._TYPE_TO_STRING[dtype]
      else:
          return [dtypes._TYPE_TO_STRING[d] for d in dtype]
  
imports: import collections
  import os
  import re
  from packaging import version
  from tensorflow.compiler.tf2tensorrt import _pywrap_py_utils
  from tensorflow.core.protobuf import rewriter_config_pb2
  from tensorflow.python.framework import dtypes
label_desc: Use image node_id 7 for calling a global function with example usage: _convert_dtype_id_to_str(dtype) and returns: dtypes, unknown