def test_dup(self):
# setup
net = Network()
c0 = Has('$x', 'self', '$y')
c1 = Has('$x', 'color', 'red')
c2 = Has('$y', 'color', 'red')
net.add_production(Rule(c0, c1, c2))
wmes = [
WME('B1', 'self', 'B1'),
WME('B1', 'color', 'red'),
]
for wme in wmes:
net.add_wme(wme)
# end
am = net.build_or_share_alpha_memory(c2)
join_on_value_y = am.children[1]
match_for_all = join_on_value_y.children[0]
assert len(match_for_all.memory) == 1
def test_ncc():
net = Network()
c0 = Has('$x', 'on', '$y')
c1 = Has('$y', 'left-of', '$z')
c2 = Has('$z', 'color', 'red')
c3 = Has('$z', 'on', '$w')
p0 = net.add_production(Rule(c0, c1, Ncc(c2, c3)))
wmes = [
WME('B1', 'on', 'B2'),
WME('B1', 'on', 'B3'),
WME('B1', 'color', 'red'),
WME('B2', 'on', 'table'),
WME('B2', 'left-of', 'B3'),
WME('B2', 'color', 'blue'),
WME('B3', 'left-of', 'B4'),
WME('B3', 'on', 'table'),
]
for wme in wmes:
net.add_wme(wme)
assert len(p0.items) == 2
net.add_wme(WME('B3', 'color', 'red'))
assert len(p0.items) == 1
def test_multi_productions():
net = Network()
c0 = Has('$x', 'on', '$y')
c1 = Has('$y', 'left-of', '$z')
c2 = Has('$z', 'color', 'red')
c3 = Has('$z', 'on', 'table')
c4 = Has('$z', 'left-of', 'B4')
p0 = net.add_production(Rule(c0, c1, c2))
p1 = net.add_production(Rule(c0, c1, c3, c4))
wmes = [
WME('B1', 'on', 'B2'),
WME('B1', 'on', 'B3'),
WME('B1', 'color', 'red'),
WME('B2', 'on', 'table'),
WME('B2', 'left-of', 'B3'),
WME('B2', 'color', 'blue'),
WME('B3', 'left-of', 'B4'),
WME('B3', 'on', 'table'),
WME('B3', 'color', 'red'),
]
for wme in wmes:
net.add_wme(wme)
# add product on the fly
p2 = net.add_production(Rule(c0, c1, c3, c2))
assert len(p0.items) == 1
assert len(p1.items) == 1
assert len(p2.items) == 1
assert p0.items[0].wmes == [wmes[0], wmes[4], wmes[8]]
assert p1.items[0].wmes == [wmes[0], wmes[4], wmes[7], wmes[6]]
assert p2.items[0].wmes == [wmes[0], wmes[4], wmes[7], wmes[8]]
net.remove_production(p2)
assert len(p2.items) == 0
def test_black_white():
net = Network()
c1 = Has('$item', 'cat', '$cid')
c2 = Has('$item', 'shop', '$sid')
white = Ncc(
Has('$item', 'cat', '100'),
Neg('$item', 'cat', '101'),
Neg('$item', 'cat', '102'),
)
n1 = Neg('$item', 'shop', '1')
n2 = Neg('$item', 'shop', '2')
n3 = Neg('$item', 'shop', '3')
p0 = net.add_production(Rule(c1, c2, white, n1, n2, n3))
wmes = [
WME('item:1', 'cat', '101'),
WME('item:1', 'shop', '4'),
WME('item:2', 'cat', '100'),
WME('item:2', 'shop', '1'),
]
for wme in wmes:
net.add_wme(wme)
assert len(p0.items) == 1
assert p0.items[0].get_binding('$item') == 'item:1'
def test__case_0(self):
for i, (rule, wmes, exp) in enumerate([
(Rule(Has('x', 'id', '1'), Has('x', 'kind',
'8')), [WME('x', 'id', '1')], 0),
(Rule(Has('x', 'id', '1'), Has('x', 'kind',
'8')), [WME('x', 'kind', '8')], 0),
(Rule(Has('x', 'id', '1'),
Has('x', 'kind',
'8')), [WME('x', 'id', '1'),
WME('x', 'kind', '8')], 1),
]):
with self.subTest(i=i, rule=rule, wmes=wmes, exp=exp):
network = Network()
production = network.add_production(rule)
for wme in wmes:
network.add_wme(wme)
result = len(production.memory)
assert_that(result, 'case 0').is_equal_to(exp)
print("\n\x1b[32m——`—,—{\x1b[31;1m@\x1b[0m\n") # Genifer logo ——`—,—{@
net = Network()
p = [] # list of p-Nodes
# **** General strategy ****
# - if can win, play it
# - about to lose, play it
# - if center not occupied, play it
# - if able to 'double-fork', play it
# - play randomly
# row 0 win:
q = net.add_production(
Rule(
Has('□', '$x'),
Has('X', '$y'),
Has('X', '$z'),
Has('!=', '$y', '$z'),
Has('π0', '$x', 0),
Has('π0', '$y', 0),
Has('π0', '$z', 0),
))
q.postcondition = Has("row_0_win", '$x')
q.truth = 1.0
p.append(q)
# row 1 win:
q = net.add_production(
Rule(
Has('□', '$x'),
import sys
import os
from rete.common import Has, Rule, WME, Neg, Ncc, Token
from rete.network import Network
print("\n\x1b[32m——`—,—{\x1b[31;1m@\x1b[0m\n") # Genifer logo ——`—,—{@
net = Network()
# Can win a vertical column:
# X($y, $x) ^ X($z, $x) ^ □($w, $x) ^ ($y != $z) => playX($w, $x)
p0 = net.add_production(
Rule(
Has('X', '$y', '$x'),
Has('X', '$z', '$x'),
Has('□', '$w', '$x'),
Has('!=', '$y', '$z'),
))
p0.postcondition = Has("oldX", '$w', '$x')
# Can win a horizontal row:
# X($x, $y) ^ X($x, $z) ^ □($x, $w) ^ ($y != $z) => playX($x, $w)
# Can win a diagonal:
# X($x, $x) ^ X($y, $y) ^ □($z, $z) ^ ($x != $y) ^ ($y != $z) ^ ($z != $x) => playX($z, $z)
# Can win a backward diagonal: (0,2) (1,1) (2,0)
# X($x, $z) ^ X($y, $y) ^ □($z, $x) ^ ($x != $y) ^ ($y != $z) ^ ($z != $x) => playX($z, $z)
#!/usr/bin/python3
# -*- coding: utf-8 -*-
import os
from rete.common import Has, Rule, WME, Neg, Ncc
from rete.network import Network
net = Network()
c1 = Has('male', '$a')
c2 = Has('love', '$a', '$b')
c3 = Has('female', '$b')
# net.add_production(Rule(Ncc(c1, Ncc(c2, c3))))
# net.add_production(Rule(Ncc(c2, Ncc(c3))))
# net.add_production(Rule(c1, Ncc(c2)))
# net.add_production(Rule(c1, Ncc(c2, c3)))
# net.add_production(Rule(c2, c3))
p0 = net.add_production(Rule(c3, Ncc(c2, c1)))
wmes = [
WME('female', 'Mary'),
WME('female', 'Ann'),
WME('love', 'John', 'Pete'), # 基
WME('love', 'John', 'John'), # 自恋
WME('love', 'Pete', 'Mary'), # 所谓正常
WME('love', 'Pete', 'John'), # 互基
WME('love', 'Mary', 'Ann'), # Lesbian
WME('male', 'John'),
WME('male', 'Pete'),
def test_condition_contain():
c0 = Has('$a', '$b', '$c')
assert c0.contain('$a')
assert not c0.contain('$d')
def test_condition_vars():
c0 = Has('$x', 'is', '$y')
assert len(c0.vars) == 2
def test_ncc():
c0 = Has('$a', '$b', '$c')
c1 = Ncc(Has('$x', 'color', 'red'))
c2 = Ncc(c0, c1)
assert c2.number_of_conditions == 2
def test_condition_test():
c0 = Has('$x', 'color', 'red')
w0 = WME('B1', 'color', 'red')
w1 = WME('B1', 'color', 'blue')
assert c0.test(w0)
assert not c0.test(w1)
#!/usr/bin/python3
# -*- coding: utf-8 -*-
import sys
import os
from rete.common import Has, Rule, WME, Neg, Ncc, Token
from rete.network import Network
rete_net = Network()
c01 = Has('O', '$x', '$x')
c02 = Has('□', '$y', '$z')
c03 = Has('>', '$y', '$z')
p0 = rete_net.add_production(Rule(c01, c02, c03))
wmes = [
WME('X', '0', '2'),
WME('X', '1', '1'),
WME('X', '2', '1'),
WME('O', '0', '0'),
WME('O', '1', '0'),
WME('O', '1', '2'),
WME('O', '2', '2'),
WME('□', '0', '1'),
WME('□', '2', '0'),
]
for wme in wmes:
rete_net.add_wme(wme)
print("# of results = ", len(p0.items))