code: def imageh(shp):
      return ImageDType(
          100, 2, "imageh", "e", 1, shape=shp, base=dtypes.float32
      )
  
imports: from typing import Final, Optional, ClassVar, Set, Tuple, Dict
  from dataclasses import dataclass
  import numpy
  import functools
label_desc: Use image node_id 7 for calling the dtypes obj's underlying member method code with example usage: obj.imageh(shp) and returns: ImageDType