1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
A simple example to create a graphviz dot file and draw a graph.
"""
# Copyright (C) 2006 by
# Aric Hagberg <hagberg@lanl.gov>
# Dan Schult <dschult@colgate.edu>
# Manos Renieris, http://www.cs.brown.edu/~er/
# Distributed with BSD license.
# All rights reserved, see LICENSE for details.
from __future__ import absolute_import
from __future__ import unicode_literals
from __future__ import print_function
from __future__ import division
__author__ = """Aric Hagberg (hagberg@lanl.gov)"""
import pygraphviz as pgv
A=pgv.AGraph()
A.add_edge(1,2)
A.add_edge(2,3)
A.add_edge(1,3)
print(A.string()) # print to screen
print("Wrote simple.dot")
A.write('simple.dot') # write to simple.dot
B=pgv.AGraph('simple.dot') # create a new graph from file
B.layout() # layout with default (neato)
B.draw('simple.png') # draw png
print("Wrote simple.png")
|
