Agent¶
- class textworld.gym.core.Agent[source]¶
Bases:
object
Interface for any agent playing TextWorld games.
- act(obs, score, done, infos)[source]¶
Acts upon the current list of observations.
One text command must be returned for each observation.
- Parameters:
obs (
str
) – Previous command’s feedback (game’s narrative).score (
int
) – The score obtained so far.done (
bool
) – Whether the game is finished.infos (
Mapping
[str
,Any
]) – Additional information requested.
- Return type:
str
- Returns:
Text command to be performed. If episode has ended (i.e.
done
isTrue
), the returned value is expected to be ignored.
- property infos_to_request: EnvInfos¶
Returns what additional information should be made available at each game step.
Requested information will be included within the
infos
dictionary passed toAgent.act()
. To request specific information, create atextworld.EnvInfos
and set its attributes toTrue
accordingly.In addition to the standard information, certain games may have specific information that can be requested via the
extras
attribute. Refer to the documentation specific to the game to know more (seetextworld.challenges
).Example
Here is an example of how to request information and retrieve it.
>>> from textworld import EnvInfos >>> request_infos = EnvInfos(description=True, inventory=True) ... >>> env = gym.make(env_id) >>> ob, infos = env.reset() >>> print(infos["description"]) >>> print(infos["inventory"])
- Return type: