code: def plot(self):
      """HDMR specific plotting.
  
      Gets attached to the SALib problem spec.
      """
      return hdmr_plot(self)
  
imports: from typing import Dict
  from types import MethodType
  import itertools
  import time
  import warnings
  import numpy
  from numpy.linalg import solve
  from numpy.linalg import svd
  from numpy import identity
  import pandas
  from scipy import stats, special, interpolate
  from .None import common_args
  from ..util import read_param_file, ResultDict
  from SALib.plotting.hdmr import plot
  from SALib.util.problem import ProblemSpec
label_desc: Use image node_id 14 for calling a global function with example usage: plot() and returns: hdmr_plot