code: def __init__(self, connection):
      self._dumpers = _dumpers.copy()
      self._loaders = _loaders.copy()
      self._types_to_encoding = _types_to_encoding.copy()
  
      self._connection = connection
  
imports: import base64
  import functools
  import pickle
  import sys
  from collections import OrderedDict, defaultdict, namedtuple
  from copy import copy
  from datetime import datetime, timedelta
label_desc: Use image node_id 1 to create a new DataTransferer object from inherited base classes: object with example: obj = DataTransferer(connection)