code: def values(self, n):
      return self._values
  
imports: import os
  import sys
  import time
  import numpy
  from numpy.testing import assert_
  import pytest
  from scipy.special._testutils import assert_func_equal
label_desc: Use image node_id 2 for calling the FixedArg obj's underlying member method code with example usage: obj.values(n) and returns: self