code: def _elementwise_clip(x, x_min, x_max):
      """Elementwise clipping
  
      Note: chainer.functions.clip supports clipping to constant intervals
      """
      return F.minimum(F.maximum(x, x_min), x_max)
  
imports: import collections
  import itertools
  import random
  import chainer
  from chainer import cuda
  import chainer.functions
  import numpy
  from chainerrl import agent
  from chainerrl.misc.batch_states import batch_states
label_desc: Use image node_id 2 for calling a global function with example usage: _elementwise_clip(x, x_min, x_max) and returns: F