class_docstr: Dummy action to MazeAction.
  
  Both states and observations are represented by integers. Observation equals double of the state.
  
  Note: Observation are wrapped in a dict to comply with the dict space requirement.
docstr: Divides observation by 2.
docstr_tok: ["Divides","observation","by","2","."]
code: def space_to_maze(self, observation: Dict[str, int]) -> int:
      """Divides observation by 2."""
      observation = observation["observation"]
      assert (
          observation % 2 == 0
      ), "Invalid observation: Must be divisible by 2"
      return observation / 2
  
file_path: maze/maze/test/shared_test_utils/dummy_env/space_interfaces/observation_conversion/double.py
imports: from typing import Dict
  import gym
  from maze.core.env.observation_conversion import ObservationConversionInterface
label_desc: Use image node_id 3 for calling the DoubleObservationConversion obj's underlying member method code with example usage: obj.space_to_maze(observation) and returns: unknown