import gymnasium as gym
class CSTREnv(gym.Env):
    def __init__(self):
        self.observation_space = gym.spaces.Box(low=[0,0], high=[10,500])
        self.action_space = gym.spaces.Box(low=[0], high=[1])
        # Define reactor dynamics and initial conditions

    def reset(self):
        # Initialize state
        return state, {}

    def step(self, action):
        # Update state using reactor dynamics equations
        # Calculate reward and done status
        return next_state, reward, terminated, truncated, {}