code: def fun(self, coords):
      x, y = coords
      return (x + 2.0 * y - 7.0) ** 2 + (2.0 * x + y - 5.0) ** 2
  
imports: import time
  import numpy
  from numpy import sin, cos, pi, exp, sqrt, abs
  from scipy.optimize import rosen
label_desc: Use image node_id 1 for calling the Booth obj's underlying member method code with example usage: obj.fun(coords) and returns: unknown