code: def __init__(self, env):
      gym.ObservationWrapper.__init__(self, env)
      self.observation_space = gym.spaces.Box(
          low=0,
          high=1,
          shape=env.observation_space.shape,
          dtype=np.float32,
      )
  
imports: import numpy
  import os
  from collections import deque
  import gym
  from gym import spaces
  import cv2
  from .wrappers import TimeLimit
label_desc: Use image node_id 1 to create a new ScaledFloatFrame object from inherited base classes: gym with example: obj = ScaledFloatFrame(env)