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我正在構建一個包含許多節點的圖形,大約爲3000.我寫了一個簡單的python程序來處理graphviz的技巧,但它給了我分段錯誤,並且我不知道爲什麼,如果圖形是太大或者我失去了一些東西。graphviz分段錯誤
的代碼是:
#!/usr/bin/env python
# Import graphviz
import sys
sys.path.append('..')
sys.path.append('/usr/lib/graphviz')
import gv
# Import pygraph
from pygraph.classes.graph import graph
from pygraph.classes.digraph import digraph
from pygraph.algorithms.searching import breadth_first_search
from pygraph.readwrite.dot import write
# Graph creation
gr = graph()
file = open('nodes.dat', 'r')
line = file.readline()
while line:
gr.add_nodes([line[0:-1]])
line = file.readline()
file.close()
print 'nodes finished, beginning edges'
edges = open('edges_ok.dat', 'r')
edge = edges.readline()
while edge:
gr.add_edge((edge.split()[0], edge.split()[1]))
edge = edges.readline()
edges.close()
print 'edges finished'
print 'Drawing'
# Draw as PNG
dot = write(gr)
gvv = gv.readstring(dot)
gv.layout(gvv,'dot')
gv.render(gvv,'svg','graph.svg')
和崩潰的gv.layout()
電話。
的文件是財產以後這樣的: 節點:
node1
node2
node3
edges_ok:
node1 node2
node2 node3
聽起來像你應該向Graphviz維護者報告? – 2010-04-13 11:09:56
如果不是程序員相關的問題,我肯定會這樣做。 – lbedogni 2010-04-13 11:12:36
您是否嘗試過構建點文件並使用(命令行)dotty處理它?這是否也segphault? – extraneon 2010-04-13 11:13:18