def test12():
print "-- START TEST 12 --"
#kb1 = PDKB(3, [1,2,3], map(Literal, ['p', 'q', 'r']))
kb2 = IndexedPDKB(3, [1,2,3], map(Literal, ['p', 'q', 'r']))
kb3 = IndexedPDKB(3, [1,2,3], map(Literal, ['p', 'q', 'r']))
l1 = Belief(1, Belief(2, Literal('p')))
l2 = Possible(1, Belief(2, Literal('p')))
kb2.expand(set([l1]))
kb3.expand(set([l2]))
assert kb2.query_t(Literal('p'))
assert not kb3.query_t(Literal('p'))
l1_closed = kt_closure(l1)
assert l1 in l1_closed
assert Belief(1, Literal('p')) in l1_closed
assert Belief(2, Literal('p')) in l1_closed
assert Literal('p') in l1_closed
l2_closed = kt_closure(l2)
fully_closed = []
for rml in l2_closed:
fully_closed += kd_closure(rml)
assert l2 in fully_closed
assert Possible(1, Possible(2, Literal('p'))) in fully_closed
assert Possible(1, Literal('p')) in fully_closed
print "-- END TEST 12 --\n"
def random_pdkb(depth, numAg, fluents, numRMLs, output=True):
agents = list(range(1, numAg + 1))
kb = PDKB(depth, agents, fluents)
count = 0
new_rmls = set()
while count < numRMLs:
rml = random_rml(depth, agents, fluents)
if rml not in kb.rmls and neg(rml) not in kb.rmls:
# Take advantage of the fact that we know the closure
# is just the union of the closure of each RML
test_rmls = list(kd_closure(rml)) + [rml]
cons = True
for trml in test_rmls:
if neg(trml) in kb.rmls:
cons = False
if cons:
if output:
print "Added %s" % rml
for trml in test_rmls:
kb.add_rml(trml)
new_rmls.add(rml)
count += 1
kb.rmls = new_rmls
return kb
def test1():
print "\n----\n"
l1 = Literal('p')
l2 = Belief(2, Belief(1, l1))
l3 = Belief(2, neg(Belief(1, neg(l1))))
l4 = neg(l3)
l5 = neg(Belief(1, neg(Belief(2, l1))))
l6 = neg(Belief(1, neg(Belief(2, Possible(3, Belief(4, l1))))))
print "KD closure operation:"
print "%s -> %s" % (str(l2), str(map(str, kd_closure(l2))))
print "%s -> %s" % (str(l3), str(map(str, kd_closure(l3))))
print "\n----\n"
kb = PDKB(2, [1,2], map(Literal, ['p', 'q']))
kb.add_rml(l2)
print "Initial KB:"
print kb
print "\nClosing..."
kb.logically_close()
print kb
print "\n----\n"
kb.add_rml(l4)
print "Initial Closed KB:"
kb.logically_close()
print kb
print "\nConsistent: %s" % str(kb.is_consistent())
print "\n----\n"
kb = PDKB(2, [1,2], map(Literal, ['p', 'q']))
kb.add_rml(Belief(1, Literal('p')))
kb.add_rml(Belief(2, Literal('q')))
kb.add_rml(Belief(1, Belief(2, Literal('q'))))
kb.add_rml(neg(Belief(1, Literal('q'))))
print "Initial KB:"
print kb
print "\n...projecting on agent 1\n"
print project(kb.rmls, 1)
print "\n----\n"
def close_literal(condeff, act):
to_ret = []
to_close = [condeff.eff]
seen = set()
while to_close:
rml = to_close.pop(0)
if rml not in seen:
seen.add(rml)
to_ret.append(
(True,
CondEff(condeff.condp.copy(), condeff.condn.copy(), rml,
condeff.ma_cond, ('closure', 'pos', condeff))))
to_close.extend(kd_closure(rml))
return to_ret
def unclose_literal(condeff, act):
# unclose just follows the above process but uses the contrapositive
to_ret = []
to_close = [neg(condeff.eff)]
seen = set()
while to_close:
rml = to_close.pop(0)
if rml not in seen:
seen.add(rml)
to_ret.append((False,
CondEff(condeff.condp.copy(), condeff.condn.copy(),
neg(rml), condeff.ma_cond,
('unclosure', 'neg', condeff))))
to_close.extend(kd_closure(rml))
return to_ret
