本文整理汇总了Python中graphs.Graph.remove_edge方法的典型用法代码示例。如果您正苦于以下问题：Python Graph.remove_edge方法的具体用法？Python Graph.remove_edge怎么用？Python Graph.remove_edge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graphs.Graph的用法示例。
在下文中一共展示了Graph.remove_edge方法的4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_unexisting_edge_with_unexisting_vertex
# 需要导入模块: from graphs import Graph [as 别名]
# 或者: from graphs.Graph import remove_edge [as 别名]
def test_remove_unexisting_edge_with_unexisting_vertex(self):
"""Tests the remove_edge method in a graph between an existing vertex and a non-existing one.
"""
graph = Graph(graph = { 'A' : [] })
self.assertFalse(graph.has_edge('A', 'C'), 'There cannot be edge between A and C.')
graph.remove_edge('A', 'C')
self.assertFalse(graph.has_edge('A', 'C'), 'Nothing changed.')示例2: test_remove_unexisting_edge
# 需要导入模块: from graphs import Graph [as 别名]
# 或者: from graphs.Graph import remove_edge [as 别名]
def test_remove_unexisting_edge(self):
"""Tests the remove_edge method in a graph without edge between two vertex
"""
graph = Graph(graph = { 'A' : [], 'B' : [] })
self.assertFalse(graph.has_edge('A', 'B'), 'There is no edge between A and B.')
graph.remove_edge('A', 'B')
self.assertFalse(graph.has_edge('A', 'B'), 'Nothing changed.')示例3: test_remove_edge_undirected
# 需要导入模块: from graphs import Graph [as 别名]
# 或者: from graphs.Graph import remove_edge [as 别名]
def test_remove_edge_undirected(self):
"""Tests the remove_edge method in an undirected graph.
"""
graph = Graph(graph = { 'A' : ['B'], 'B' : ['A'] })
self.assertTrue(graph.has_edge('A', 'B'), 'There is an edge between A and B.')
graph.remove_edge('A', 'B')
self.assertFalse(graph.has_edge('A', 'B'), 'No more edge between A and B.')示例4: test_remove_edge_directed
# 需要导入模块: from graphs import Graph [as 别名]
# 或者: from graphs.Graph import remove_edge [as 别名]
def test_remove_edge_directed(self):
"""Tests the remove_edge method in a directed graph.
"""
graph = Graph(graph = { 'A' : ['B'], 'B' : ['A'] }, is_directed = True)
self.assertTrue(graph.has_edge('A', 'B'), 'There is an edge from A to B.')
self.assertTrue(graph.has_edge('B', 'A'), 'There is an edge from B to A.')
graph.remove_edge('A', 'B')
self.assertFalse(graph.has_edge('A', 'B'), 'There is no more edge from A to B.')
self.assertTrue(graph.has_edge('B', 'A'), 'But there is still an edge from B to A.')