我想从 python-igraph
中的图形对象中删除边属性。等效的 igraph R 函数巧妙地称为 delete_edge_attr
.我没能在 Python 中找到等效的函数/方法...有吗?
如果不行,还有别的办法吗? (我尝试了一个简单的 g.es['edge_attr']= []
但这没有用)。
示例代码
g = ig.Graph.Tree(10, 2) #Generate random graph
g_betweenness = g.betweenness() #Calculate betweenness for graph
g['betweenness'] = betweenness #Assign betweenness as edge attribute
print(g.attributes())
g['betweenness'] = [] #Attempt to remove betweenness edge attribute (incorrect)
print(g.attributes())
输出
['betweenness']
['betweenness']
期望的输出
['betweenness']
[]
最佳答案
您可能无法将其设置为空数组,但您关于直接更改 EdgeSequence
的直觉已经很不错了。您可以简单地使用 Python 的内部 del()
删除参数,我在下面提供了一个最小示例:
import igraph
# minimal graph
G = igraph.Graph()
G.add_vertices(2)
G.add_edge(0,1)
# add your property
G.es['betweenness'] = [1]
# print edge attribute (note the difference to your example)
print(G.es.attribute_names())
# output: ['weight']
# delete argument
del(G.es['weight'])
# print again
print(G.es.attribute_names())
# output: []
关于python - 如何删除 python-igraph 中的边缘属性,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/55291777/