code: def _make_space_and_serializer(
      self,
      low=-10,
      high=10,
      shape=(2,),
      # Weird vocab_size to test that it doesn't only work with powers of 2.
      vocab_size=257,
      # Enough precision to represent float32s accurately.
      precision=4,
  ):
      gin.bind_parameter("BoxSpaceSerializer.precision", precision)
      space = gym.spaces.Box(low=low, high=high, shape=shape)
      serializer = space_serializer.create(space, vocab_size=vocab_size)
      return (space, serializer)
  
imports: import gin
  import gym
  import numpy
  from tensorflow import test
  from trax.rl import space_serializer
label_desc: Use image node_id 1 for calling the BoxSpaceSerializerTest obj's underlying member method code with example usage: obj._make_space_and_serializer(low, high, shape, vocab_size, precision) and returns: space,  serializer