def start(path: str,
infos: Optional[EnvInfos] = None,
wrappers: List[callable] = []) -> Environment:
""" Starts a TextWorld environment to play a game.
Arguments:
path: Path to the game file.
infos:
For customizing the information returned by this environment
(see
:py:class:`textworld.EnvInfos <textworld.core.EnvInfos>`
for the list of available information).
wrappers: List of wrappers to apply to the environment.
Returns:
TextWorld environment running the provided game.
"""
# Check the game file exists.
if not os.path.isfile(path):
msg = "Unable to find game '{}'.".format(os.path.abspath(path))
raise IOError(msg)
# Guess the backend from the extension.
backend = "glulx" if path.endswith(".ulx") else "zmachine"
if backend == "zmachine":
env = JerichoEnv(infos)
elif backend == "glulx":
env = GitGlulxEnv(infos)
else:
msg = "Unsupported backend: {}".format(backend)
raise ValueError(msg)
if TWInform7.compatible(path):
wrappers = [TWInform7] + list(wrappers)
# Apply all wrappers
for wrapper in wrappers:
env = wrapper(env)
env.load(path)
return env
def setUp(self):
self.env_z8 = Inform7Data(JerichoEnv(self.infos))
self.env_z8.load(self.gamefile_z8)
self.env_ulx = Inform7Data(GitGlulxEnv(self.infos))
self.env_ulx.load(self.gamefile_ulx)
def setUp(self):
self.env_z8 = StateTracking(JerichoEnv(self.infos))
self.env_z8.load(self.gamefile_z8)
self.env_ulx = StateTracking(GitGlulxEnv(self.infos))
self.env_ulx.load(self.gamefile_ulx)