code: def __iter__(self):
      return iter(self.keys())
  
imports: from __future__ import annotations
  import numpy
  from .None import imageglobals
  from .batteryrunners import BatteryRunner
  from .volumeutils import Recoder, endian_codes, native_code, pretty_mapping, swapped_code
label_desc: Use image node_id 11 for calling the WrapStruct obj's underlying member method code with example usage: obj.__iter__() and returns: iter