def __init__(self, separator, constrain_order = None, hill_climb_cond = False, must_have=None):
"""
@param separator: available separator
@type separator: HypotheticalSeparator
"""
super(PCCI,self).__init__(variables=separator.variables())
self._constrain_order = constrain_order
self._hill_climb_cond = hill_climb_cond
if must_have is None or not must_have:
self._must_have = separator.variables()
else:
self._must_have = must_have
self.num_tests = 0
self._skel = UGraph(vertices=self.variables())
self._ic_discovery(separator)
def setUp(self):
super(TestGraphCI, self).setUp()
self.g = list(xrange(4))
self.indeps = list(xrange(4))
self.g[0] = UGraph(vertices=['a', 'b', 'c', 'd', 'e'],
lines=[('a', 'b'), ('a', 'c'), ('b', 'd'),
('b', 'c'), ('c', 'd'), ('c', 'e')])
self.indeps[0] = {
('b', 'e'): [frozenset(['c'])],
('d', 'e'): [frozenset(['c'])],
('a', 'd'): [frozenset(['c', 'b'])],
('a', 'e'): [frozenset(['c'])]
}
self.g[1] = ADG(vertices=['a', 'b', 'c', 'd', 'e', 'f'],
arrows=[('a', 'b'), ('b', 'c'), ('d', 'a'), ('d', 'e'),
('d', 'f'), ('e', 'c'), ('c', 'f')])
self.indeps[1] = {
('e', 'f'): [frozenset(['c', 'd'])],
('a', 'f'): [frozenset(['b', 'd']),
frozenset(['c', 'd'])],
('a', 'e'): [frozenset(['d'])],
('b', 'f'): [frozenset(['a', 'c', 'e']),
frozenset(['c', 'd'])],
('c', 'd'): [frozenset(['b', 'e']),
frozenset(['a', 'e'])],
('b', 'e'): [frozenset(['a']), frozenset(['d'])],
('a', 'c'): [frozenset(['b', 'd']),
frozenset(['b', 'e'])],
('b', 'd'): [frozenset(['a'])]
}
self.g[2] = ADG(vertices=['a', 'b', 'c', 'd'],
arrows=[('a', 'b'), ('b', 'c'), ('c', 'd')])
self.indeps[2] = {
('a', 'd'): [frozenset(['c']), frozenset(['b'])],
('a', 'c'): [frozenset(['b'])],
('b', 'd'): [frozenset(['c'])]
}
self.g[3] = ADG(vertices=['a', 'b', 'c', 'd'],
arrows=[('a', 'c'), ('b', 'c'), ('c', 'd')])
self.indeps[3] = {
('a', 'c'): [frozenset([])],
('b', 'c'): [frozenset([])],
('d', 'c'): [frozenset([])]
}
