code: def can_dependent(obj):
      return CannedObject(
          obj, keys=("f", "df"), hook=_uncan_dependent_hook
      )
  
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 16 for calling a global function with example usage: can_dependent(obj) and returns: CannedObject