code: def branin(x):
      """Branin function."""
      a = 1
      b = 5.1 / (4 * np.pi**2)
      c = 5 / np.pi
      r = 6
      s = 10
      t = 1 / (8 * np.pi)
      return branin_with_params(x, a, b, c, r, s, t)
  
imports: import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: branin(x) and returns: branin_with_params