class_docstr: Enum representing special args to ``load()``.
  
  FULL: used to request all attributes
  DEFAULT: used to request the default attribute
class_docstr_tok: ["Enum","representing","special","args","to","``","load","(",")","``",".","FULL",":","used","to","request","all","attributes","DEFAULT",":","used","to","request","the","default","attribute"]
docstr: Returns all values.
docstr_tok: ["Returns","all","values","."]
code: def values(cls) -> FrozenSet[str]:
      """Returns all values."""
      return frozenset(arg.value for arg in cls)
  
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 for calling the ParamArg obj's underlying member method code with example usage: obj.values(cls) and returns: frozenset