code: def wrap(data):
      if isinstance(data, bytes):
          return data
      else:
          return memoryview(data).tobytes()
  
imports: import copy
  import functools
  import sys
  from types import FunctionType
  from traitlets import import_item
  from traitlets.log import get_logger
  from .None import codeutil
label_desc: Use image node_id 3 for calling the CannedBytes obj's underlying member method code with example usage: obj.wrap(data) and returns: data, memoryview