def random_play(n_steps):
#env from example_3
height = 3
width = 3
start = [0, 0]
goals = ([2, 2])
walls = None
cliffs = None
env = GridWorld(height, width, False, False, start, goals, walls, cliffs)
#random actions over n_steps:
env.reset()
for step in range(n_steps):
action = env.action_space_sample()
new_state, reward, done = env.step(action)
print("Step:", step, ", Action:", action, ", New state:",
env.get_obs(), ", Done:", done, ", Reward:", reward)
env.render(mode='episode')
