code: def lstsq(a, b, rcond=None):
      """
      Shim that allows modern rcond setting with backward compat for NumPY
      earlier than 1.14
      """
      if NP_LT_114 and rcond is None:
          rcond = -1
      return np.linalg.lstsq(a, b, rcond=rcond)
  
label_desc: Use image node_id 1 for calling a global function with example usage: lstsq(a, b, rcond) and returns: np