def makeTaskSpec(self): ts = TaskSpecRLGlue.TaskSpec(discount_factor=libpomdp.getDiscount(), reward_range=libpomdp.getRewardRange()) ts.addDiscreteAction((0.0, libpomdp.getNumActions()-1)) ts.addDiscreteObservation((0.0, libpomdp.getNumObservations()-1)) ts.setContinuing() # The POMDP spec is not set up to have episodes ts.setExtra(self.domain_name) return ts.toTaskSpec()
def __init__(self,
spec_filename=os.path.join(os.path.dirname(__file__),
'configs', 'pomdps',
'tiger.POMDP')):
"""This class loads a POMDP file and runs it as an RL-Glue environment.
POMDP files are located in pyrl/environments/configs/pomdps
This class uses Anthony R. Cassandra's pomdp-solve code for loading pomdp configuration
files, ported for use as a python module.
"""
if not libpomdp.readMDP(spec_filename):
print "ERROR: Unable to load POMDP spec file " + spec_filename
sys.exit(1)
self.initial_belief = libpomdp.getInitialBelief()
self.state = None
self.O = map(
lambda k: self.buildSparseMatrix(k,
(libpomdp.getNumStates(),
libpomdp.getNumObservations())),
libpomdp.getSparseObsMatrix())
self.P = map(
lambda k: self.buildSparseMatrix(k, (libpomdp.getNumStates(),
libpomdp.getNumStates())),
libpomdp.getSparseTransitionMatrix())
self.domain_name = "POMDP: " + os.path.split(spec_filename)[-1]
def makeTaskSpec(self):
ts = TaskSpecRLGlue.TaskSpec(discount_factor=libpomdp.getDiscount(),
reward_range=libpomdp.getRewardRange())
ts.addDiscreteAction((0.0, libpomdp.getNumActions() - 1))
ts.addDiscreteObservation((0.0, libpomdp.getNumObservations() - 1))
ts.setContinuing() # The POMDP spec is not set up to have episodes
ts.setExtra(self.domain_name)
return ts.toTaskSpec()
def __init__(self, spec_filename=os.path.join(os.path.dirname(__file__),
'configs', 'pomdps', 'tiger.POMDP')):
"""This class loads a POMDP file and runs it as an RL-Glue environment.
POMDP files are located in pyrl/environments/configs/pomdps
This class uses Anthony R. Cassandra's pomdp-solve code for loading pomdp configuration
files, ported for use as a python module.
"""
if not libpomdp.readMDP(spec_filename):
print "ERROR: Unable to load POMDP spec file " + spec_filename
sys.exit(1)
self.initial_belief = libpomdp.getInitialBelief()
self.state = None
self.O = map(lambda k: self.buildSparseMatrix(k, (libpomdp.getNumStates(),libpomdp.getNumObservations())), libpomdp.getSparseObsMatrix())
self.P = map(lambda k: self.buildSparseMatrix(k, (libpomdp.getNumStates(), libpomdp.getNumStates())), libpomdp.getSparseTransitionMatrix())
self.domain_name = "POMDP: " + os.path.split(spec_filename)[-1]
