class_docstr: An immutable and hashable dictionary that contains all the parameter
  values for a dataset.
class_docstr_tok: ["An","immutable","and","hashable","dictionary","that","contains","all","the","parameter","values","for","a","dataset","."]
code: def __init__(
      self, params: typing.Iterable[Tuple[ParamName, ParamVal]]
  ):
      self.__data = dict(params)
      self.__hash = None
  
file_path: pennylane/pennylane/data/data_manager/params.py
imports: import enum
  import typing
  from functools import lru_cache
  from typing import Any, Dict, FrozenSet, Iterable, List, Tuple, Union
label_desc: Use image node_id 1 to create a new Description object from inherited base classes: typing.Mapping with example: obj = Description(params)