class_docstr: Error that the dtype of a variable is incorrect.
code: def __init__(self, message, actual=None, expected=None):
      if actual is not None and expected is not None:
          super().__init__(
              f"{message} (actual {actual} != expected {expected})"
          )
      elif actual is not None and expected is None:
          super().__init__(f"{message} (actual {actual})")
      elif actual is None and expected is not None:
          super().__init__(f"{message} (expected {expected})")
      else:
          super().__init__(message)
  
label_desc: Use image node_id 1 to create a new DtypeError object from inherited base classes: TypeError with example: obj = DtypeError(message, actual, expected)