class_docstr: A DM Control Suite preprocessing wrapper.
  
  Attributes:
    environment: The underlying environment that is wrapped for preprocessing.
    game_over: True when the last environment step led to a game over signal.
class_docstr_tok: ["A","DM","Control","Suite","preprocessing","wrapper",".","Attributes",":","environment",":","The","underlying","environment","that","is","wrapped","for","preprocessing",".","game_over",":","True","when","the","last","environment","step","led","to","a","game","over","signal","."]
docstr: The metadata for the processed environment.
docstr_tok: ["The","metadata","for","the","processed","environment","."]
code: def metadata(self) -> Mapping[Any, Any]:
      """The metadata for the processed environment."""
      return {}
  
imports: import collections
  from typing import Any, Mapping, Tuple
  from dm_control import suite
  from dm_control.rl import control
  import dm_env
  from dm_env import specs
  import gin
  import gym
  from gym import spaces
  import numpy
label_desc: Use image node_id 5 for calling the DeepmindControlPreprocessing obj's underlying member method code with example usage: obj.metadata() and returns: dict