本文整理汇总了Python中graphillion.GraphSet.clear方法的典型用法代码示例。如果您正苦于以下问题：Python GraphSet.clear方法的具体用法？Python GraphSet.clear怎么用？Python GraphSet.clear使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类graphillion.GraphSet的用法示例。
在下文中一共展示了GraphSet.clear方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_modifiers
# 需要导入模块: from graphillion import GraphSet [as 别名]
# 或者: from graphillion.GraphSet import clear [as 别名]
def test_modifiers(self):
v = [g0, g12, g13]
gs = GraphSet(v)
gs.add(g1)
self.assertTrue(g1 in gs)
gs.remove(g1)
self.assertTrue(g1 not in gs)
self.assertRaises(KeyError, gs.remove, g1)
gs.add(g0)
gs.discard(g0)
self.assertTrue(g0 not in gs)
gs.discard(g0) # no exception raised
gs = GraphSet(v)
gs.add(e2)
self.assertEqual(gs, GraphSet([g12, g123, g2]))
gs = GraphSet(v)
gs.remove(e2)
self.assertEqual(gs, GraphSet([g0, g1, g13]))
self.assertRaises(KeyError, gs.remove, e4)
gs = GraphSet(v)
gs.discard(e2)
self.assertEqual(gs, GraphSet([g0, g1, g13]))
gs.discard(e4) # no exception raised
v = [g1, g12, g13]
gs = GraphSet(v)
g = gs.pop()
self.assertTrue(isinstance(g, list))
self.assertTrue(g not in gs)
self.assertEqual(gs | GraphSet([g]), GraphSet(v))
self.assertTrue(gs)
gs.clear()
self.assertFalse(gs)
self.assertRaises(KeyError, gs.pop)
self.assertRaises(KeyError, gs.add, [(1,4)])
self.assertRaises(KeyError, gs.remove, [(1,4)])
self.assertRaises(KeyError, gs.discard, [(1,4)])
self.assertRaises(KeyError, gs.add, (1,4))
self.assertRaises(KeyError, gs.remove, (1,4))
self.assertRaises(KeyError, gs.discard, (1,4))
u = [g0, g1, g12, g123, g1234, g134, g14, g4]
gs = GraphSet(u)
gs.flip(e1)
self.assertEqual(gs, GraphSet([g0, g1, g14, g2, g23, g234, g34, g4]))示例2: test_constructors
# 需要导入模块: from graphillion import GraphSet [as 别名]
# 或者: from graphillion.GraphSet import clear [as 别名]
def test_constructors(self):
gs = GraphSet()
self.assertTrue(isinstance(gs, GraphSet))
self.assertEqual(len(gs), 0)
gs = GraphSet([])
self.assertEqual(len(gs), 0)
gs = GraphSet([g1, [(3,1)]])
self.assertEqual(len(gs), 2)
self.assertTrue(g1 in gs)
self.assertTrue(g2 in gs)
gs = GraphSet({})
self.assertEqual(len(gs), 2**4)
gs = GraphSet({'include': [e1, e2], 'exclude': [(4,3)]})
self.assertEqual(len(gs), 2)
self.assertTrue(g12 in gs)
self.assertTrue(g123 in gs)
self.assertRaises(KeyError, GraphSet, [(1,4)])
self.assertRaises(KeyError, GraphSet, [[(1,4)]])
self.assertRaises(KeyError, GraphSet, {'include': [(1,4)]})
# copy constructor
gs1 = GraphSet([g0, g12, g13])
gs2 = gs1.copy()
self.assertTrue(isinstance(gs2, GraphSet))
gs1.clear()
self.assertEqual(gs1, GraphSet())
self.assertEqual(gs2, GraphSet([g0, g12, g13]))
# repr
gs = GraphSet([g0, g12, g13])
self.assertEqual(
repr(gs),
"GraphSet([[], [(1, 2), (1, 3)], [(1, 2), (2, 4)]])")
gs = GraphSet({})
self.assertEqual(
repr(gs),
"GraphSet([[], [(1, 2)], [(1, 3)], [(2, 4)], [(3, 4)], [(1, 2), (1, 3)], [(1, ...")