old_contents: # -*- coding: utf-8 -*-
  from __future__ import division, print_function, with_statement
  
  from threading import Timer
  
  from orges.plugins.print import PrintPlugin
  from orges.optimizer.saes import SAESOptimizer
  from orges.plugins.timeout import TimeoutPlugin
  from orges.invoker.pluggable import PluggableInvoker
  from orges.invoker.multiprocess import MultiProcessInvoker
  
  
  def custom_optimize(f, invoker, param_spec=None, return_spec=None, timeout=None,
                      optimizer=SAESOptimizer()):
      """
      Optimize the given objective function using the specified invoker.
  
      :param f: Objective function
      :param invoker: Invoker
      :param timeout: Available time for optimization (in seconds)
      :param optimizer: Optimizer
      """
      try:
          param_spec = param_spec or f.param_spec
      except AttributeError:
          raise NoParamSpecError()
  
      optimizer.invoker = invoker
  
      if timeout is not None:
          Timer(timeout, invoker.stop).start()
  
      return optimizer.optimize(f, param_spec=param_spec, return_spec=return_spec)
  
  def optimize(f, param_spec=None, return_spec=None, timeout=None,
               plugins=[TimeoutPlugin(1), PrintPlugin()],
               optimizer=SAESOptimizer()):
      """
      Optimize the given objective function.
  
      :param f: Objective function
      :param timeout: Available time for optimization (in seconds)
      :param plugins: List of plugins
      :param optimizer: Optimizer
  
      """
  
      invoker = PluggableInvoker(MultiProcessInvoker(), plugins=plugins)
  
      return custom_optimize(f, invoker, param_spec, return_spec, timeout,
                             optimizer)
  
  
  class NoParamSpecError(Exception):
      """The error that occurs when no ParamSpec object is provided"""
      pass
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import division, print_function, with_statement
  
  from threading import Timer
  
  from orges.core.returnspec import ReturnSpec
  from orges.invoker.multiprocess import MultiProcessInvoker
  from orges.invoker.pluggable import PluggableInvoker
  from orges.optimizer.saes import SAESOptimizer
  from orges.plugins.print import PrintPlugin
  from orges.plugins.timeout import TimeoutPlugin
  
  
  def custom_optimize(f, invoker, param_spec=None, return_spec=None, timeout=None,
                      optimizer=SAESOptimizer()):
      """
      Optimize the given objective function using the specified invoker.
  
      :param f: Objective function
      :param invoker: Invoker
      :param timeout: Available time for optimization (in seconds)
      :param optimizer: Optimizer
      """
      try:
          param_spec = param_spec or f.param_spec
      except AttributeError:
          raise NoParamSpecError()
  
      return_spec = return_spec or ReturnSpec(f)
  
      optimizer.invoker = invoker
  
      if timeout is not None:
          Timer(timeout, invoker.stop).start()
  
      return optimizer.optimize(f, param_spec=param_spec, return_spec=return_spec)
  
  def optimize(f, param_spec=None, return_spec=None, timeout=None,
               plugins=[TimeoutPlugin(1), PrintPlugin()],
               optimizer=SAESOptimizer()):
      """
      Optimize the given objective function.
  
      :param f: Objective function
      :param timeout: Available time for optimization (in seconds)
      :param plugins: List of plugins
      :param optimizer: Optimizer
  
      """
  
      invoker = PluggableInvoker(MultiProcessInvoker(), plugins=plugins)
  
      return custom_optimize(f, invoker, param_spec, return_spec, timeout,
                             optimizer)
  
  
  class NoParamSpecError(Exception):
      """The error that occurs when no ParamSpec object is provided"""
      pass
  
subject: Create default ReturnSpec object