docstr: returns *copy* of underlying array
docstr_tok: ["returns","*","copy","*","of","underlying","array"]
code: def values(self):
      """returns *copy* of underlying array"""
      arr = self.view(np.ndarray).copy()
      return arr
  
imports: import warnings
  import numpy
  from pandas.util._decorators import deprecate_kwarg
  from pandas.core.dtypes.cast import coerce_indexer_dtype
  from pandas.core.base import PandasObject
  from pandas.io.formats.printing import pprint_thing
label_desc: Use image node_id 4 for calling the FrozenNDArray obj's underlying member method code with example usage: obj.values() and returns: arr