code: def __call__(self, values, method=None):
      values = self._check_values(values)
      # check fillvalue
      self._check_fill_value(values, self.fill_value)
      # check dimensionality
      self._check_dimensionality(self.grid, values)
      # flip, if needed
      self.values = np.flip(values, axis=self._descending_dimensions)
      return super().__call__(self.xi, method=method)
  
imports: import numpy
  from .common import run_monitored, set_mem_rlimit, Benchmark, safe_import
label_desc: Use image node_id 4 for calling the RegularGridInterpolatorValues obj's underlying member method code with example usage: obj.__call__(values, method) and returns: super