TMaze

TMaze

Action Space

Discrete(3)

Observation Space

Box(0, 255, (60, 80, 3), uint8)

Creation

gymnasium.make("MiniWorld-TMaze-v0")

Description

Two hallways connected in a T-junction, the goal is to move the agent towards a red box within as few steps as possible. In MiniWorld-TMazeLeft-v0, the red box is located on the left wing of the T-shaped junction. In MiniWorld-TMazeRight-v0, the red box is located on the right wing of the T-shaped junction.

Action Space

Num

Action

0

turn left

1

turn right

2

move forward

Observation Space

The observation space is an ndarray with shape (obs_height, obs_width, 3) representing an RGB image of what the agents see.

Rewards

+(1 - 0.2 * (step_count / max_episode_steps)) when box reached and zero otherwise.

Arguments

env = gymnasium.make("MiniWorld-TMazeLeft-v0")
# or
env = gymnasium.make("MiniWorld-TMazeRight-v0")