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Python DirectedHypergraph.remove_hyperedges方法代码示例

本文整理汇总了Python中halp.directed_hypergraph.DirectedHypergraph.remove_hyperedges方法的典型用法代码示例。如果您正苦于以下问题:Python DirectedHypergraph.remove_hyperedges方法的具体用法?Python DirectedHypergraph.remove_hyperedges怎么用?Python DirectedHypergraph.remove_hyperedges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halp.directed_hypergraph.DirectedHypergraph的用法示例。


在下文中一共展示了DirectedHypergraph.remove_hyperedges方法的1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_remove_hyperedges

# 需要导入模块: from halp.directed_hypergraph import DirectedHypergraph [as 别名]
# 或者: from halp.directed_hypergraph.DirectedHypergraph import remove_hyperedges [as 别名]
def test_remove_hyperedges():
    node_a = 'A'
    node_b = 'B'
    node_c = 'C'
    node_d = 'D'
    node_e = 'E'

    tail1 = set([node_a, node_b])
    head1 = set([node_c, node_d])
    frozen_tail1 = frozenset(tail1)
    frozen_head1 = frozenset(head1)

    tail2 = set([node_b, node_c])
    head2 = set([node_d, node_a])
    frozen_tail2 = frozenset(tail2)
    frozen_head2 = frozenset(head2)

    tail3 = set([node_d])
    head3 = set([node_e])
    frozen_tail3 = frozenset(tail3)
    frozen_head3 = frozenset(head3)

    attrib = {'weight': 6, 'color': 'black'}
    common_attrib = {'sink': False}

    hyperedges = [(tail1, head1, attrib), (tail2, head2), (tail3, head3)]

    H = DirectedHypergraph()
    hyperedge_names = \
        H.add_hyperedges(hyperedges, common_attrib, color='white')
    H.remove_hyperedges(['e1', 'e3'])

    assert 'e1' not in H._hyperedge_attributes
    assert frozen_tail1 not in H._successors
    assert frozen_head1 not in H._predecessors
    assert 'e1' not in H._forward_star[node_a]
    assert 'e1' not in H._forward_star[node_b]
    assert 'e1' not in H._backward_star[node_c]
    assert 'e1' not in H._backward_star[node_d]

    assert 'e3' not in H._hyperedge_attributes
    assert frozen_tail3 not in H._successors
    assert frozen_head3 not in H._predecessors
    assert 'e3' not in H._forward_star[node_d]
    assert 'e3' not in H._backward_star[node_e]
开发者ID:Murali-group,项目名称:halp,代码行数:47,代码来源:test_directed_hypergraph.py


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