code: def _to_datatype(dtype: np.dtype) -> str:
      """
      Converts numpy datatype to KServe datatype
      """
      as_str = str(dtype)
      datatype = _NumpyToDatatype[as_str]
  
      return datatype
  
label_desc: Use image node_id 1 for calling a global function with example usage: _to_datatype(dtype) and returns: datatype