code: def _get_ordered_params(link):
      """Get a list of parameters sorted by parameter names."""
      name_param_pairs = list(link.namedparams())
      ordered_name_param_pairs = sorted(
          name_param_pairs, key=lambda x: x[0]
      )
      return [x[1] for x in ordered_name_param_pairs]
  
imports: import collections
  import itertools
  from logging import getLogger
  import random
  import chainer
  import chainer.functions
  import numpy
  import chainerrl
  from chainerrl import agent
  from chainerrl.agents.ppo import _compute_explained_variance
  from chainerrl.agents.ppo import _make_dataset
  from chainerrl.agents.ppo import _make_dataset_recurrent
  from chainerrl.agents.ppo import _yield_subset_of_sequences_with_fixed_number_of_items
  from chainerrl.misc.batch_states import batch_states
label_desc: Use image node_id 1 for calling a global function with example usage: _get_ordered_params(link) and returns: unknown