import gymnasium as gym

class MyCustomEnv(gym.Env):
    def __init__(self):
        super().__init__()
        self.action_space = gym.spaces.Discrete(2)
        self.observation_space = gym.spaces.Discrete(10)

    def step(self, action):
        observation = self.observation_space.sample()
        reward = 1.0
        terminated = False
        truncated = False
        info = {}
        return observation, reward, terminated, truncated, info

    def reset(self, seed=None, options=None):
        super().reset(seed=seed)
        observation = self.observation_space.sample()
        info = {}
        return observation, info

    def render(self, mode='human'):
        pass