code: def save_state(fname, sess=None):
      from baselines import logger
  
      logger.warn(
          "save_state method is deprecated, please use save_variables instead"
      )
      sess = sess or get_session()
      dirname = os.path.dirname(fname)
      if any(dirname):
          os.makedirs(dirname, exist_ok=True)
      saver = tf.train.Saver()
      saver.save(tf.get_default_session(), fname)
  
imports: import numpy
  import tensorflow
  import copy
  import os
  import functools
  import collections
  import multiprocessing
label_desc: Use image node_id 22 for calling a global function with example usage: save_state(fname, sess) without return types