def expand(self, previousLevel, allProps, allActions
): #you can change the params the function takes if you like
Pk = PropositionLayer()
Ak = ActionLayer()
for action in allActions:
pre = action.getPre()
if not (False in [
(item1
in previousLevel.getPropositionLayer().getPropositions())
for item1 in pre
]):
if (not self.are_all_Mutex(
pre, previousLevel.getPropositionLayer())):
Ak.addAction(action)
for (action1, action2) in combinations(Ak.getActions(), 2):
if action1 != action2:
if previousLevel.mutexActions(
action1, action2,
previousLevel.getPropositionLayer().getMutexProps()):
Ak.addMutexActions(action1, action2)
for prop in allProps:
for action in Ak.getActions():
if action.isPosEffect(prop):
Pk.addProposition(prop)
for (prop, prop2) in combinations(Pk.getPropositions(), 2):
if (prop != prop2) and (self.mutexPropositions(
prop, prop2, Ak.getMutexActions())):
Pk.addMutexProp(prop, prop2)
self.setPropositionLayer(Pk)
self.setActionLayer(Ak)
def __init__(self, level):
'''
Constructor
'''
self.level = level
self.actionLayer = ActionLayer()
self.propositionLayer = PropositionLayer()
def __init__(self, level, independentActions):
'''
Constructor
'''
self.level = level
self.independentActions = independentActions # a list of the independent actions (this would be the same at each level)
self.actionLayer = ActionLayer()
self.propositionLayer = PropositionLayer()
def expand(self, previousLevel, allProps, allActions
): # you can change the params the function takes if you like
previousPropositionLayer = previousLevel.getPropositionLayer()
newActionLayer = ActionLayer()
for action in allActions:
if previousPropositionLayer.allPrecondsInLayer(action):
newActionLayer.addAction(action)
self.actionLayer = newActionLayer
newPropositionLayer = PropositionLayer()
for prop in allProps:
if newActionLayer.effectExists(prop):
newPropositionLayer.addProposition(prop)
# set new proposition layer
self.setPropositionLayer(newPropositionLayer)
def expand(self, previousLevel, allProps, allActions
): # you can change the params the function takes if you like
previousPropositionLayer = previousLevel.getPropositionLayer()
newActionLayer = ActionLayer()
for action in allActions:
if previousPropositionLayer.allPrecondsInLayer(action):
newActionLayer.addAction(action)
# add mutex actions
for action1 in newActionLayer.getActions():
for action2 in newActionLayer.getActions():
actionPair = Pair(action1, action2)
if action1 != action2 and self.mutexActions(
action1, action2,
previousPropositionLayer.getMutexProps()
) and actionPair not in newActionLayer.getMutexActions():
newActionLayer.addMutexActions(action1, action2)
self.actionLayer = newActionLayer
newPropositionLayer = PropositionLayer()
for prop in allProps:
if newActionLayer.effectExists(prop):
newPropositionLayer.addProposition(prop)
# add mutex propositions
for prop1 in newPropositionLayer.getPropositions():
for prop2 in newPropositionLayer.getPropositions():
propPair = Pair(prop1, prop2)
if prop1 != prop2 and self.mutexPropositions(
prop1, prop2, newActionLayer.getMutexActions()
) and propPair not in newPropositionLayer.getMutexProps():
newPropositionLayer.addMutexProp(prop1, prop2)
# set new proposition layer
self.setPropositionLayer(newPropositionLayer)
