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Merged
merged 3 commits into from
Apr 17, 2017
Merged

Changes to planning.py #452

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4de4e2d
Removed redundant condition
Chipe1 Mar 30, 2017
74ee6f6
moved gola_test inside function
Chipe1 Mar 30, 2017
c500770
refactor goal_test()
Chipe1 Mar 30, 2017
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37 changes: 9 additions & 28 deletions planning.py
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Original file line number Diff line number Diff line change
Expand Up @@ -109,10 +109,7 @@ def air_cargo():

def goal_test(kb):
required = [expr('At(C1 , JFK)'), expr('At(C2 ,SFO)')]
for q in required:
if kb.ask(q) is False:
return False
return True
return all([kb.ask(q) is not False for q in required])

# Actions

Expand Down Expand Up @@ -150,11 +147,8 @@ def spare_tire():
expr('At(Spare, Trunk)')]

def goal_test(kb):
required = [expr('At(Spare, Axle)'), expr('At(Flat, Ground)')]
for q in required:
if kb.ask(q) is False:
return False
return True
required = [expr('At(Spare, Axle)')]
return all(kb.ask(q) is not False for q in required)

# Actions

Expand Down Expand Up @@ -196,10 +190,7 @@ def three_block_tower():

def goal_test(kb):
required = [expr('On(A, B)'), expr('On(B, C)')]
for q in required:
if kb.ask(q) is False:
return False
return True
return all(kb.ask(q) is not False for q in required)

# Actions

Expand Down Expand Up @@ -227,10 +218,7 @@ def have_cake_and_eat_cake_too():

def goal_test(kb):
required = [expr('Have(Cake)'), expr('Eaten(Cake)')]
for q in required:
if kb.ask(q) is False:
return False
return True
return all(kb.ask(q) is not False for q in required)

# Actions

Expand Down Expand Up @@ -516,18 +504,14 @@ def extract_solution(self, goals_pos, goals_neg, index):
return solution


def goal_test(kb, goals):
for q in goals:
if kb.ask(q) is False:
return False
return True


def spare_tire_graphplan():
pdll = spare_tire()
negkb = FolKB([expr('At(Flat, Trunk)')])
graphplan = GraphPlan(pdll, negkb)

def goal_test(kb, goals):
return all(kb.ask(q) is not False for q in goals)

# Not sure
goals_pos = [expr('At(Spare, Axle)'), expr('At(Flat, Ground)')]
goals_neg = []
Expand All @@ -552,10 +536,7 @@ def double_tennis_problem():

def goal_test(kb):
required = [expr('Goal(Returned(Ball))'), expr('At(a, RightNet)'), expr('At(a, LeftNet)')]
for q in required:
if kb.ask(q) is False:
return False
return True
return all(kb.ask(q) is not False for q in required)

# Actions

Expand Down