class_docstr: Save data items to an input stream.
      
class_docstr_tok: ["Save","data","items","to","an","input","stream","."]
code: def __init__(self, out_stream, block_name, version):
      self.out_stream = out_stream
      self.block_name = block_name
      self.block_version = version
      self.serializer_version = 0
  
file_path: shap/shap/_serializable.py
imports: import inspect
  import logging
  import pickle
  import cloudpickle
  import numpy
label_desc: Use image node_id 1 to create a new Serializer object  with example: obj = Serializer(out_stream, block_name, version)