def test_save(self):
g = Graph.Graph([(1, 2), (1, 3), (1, 4), (2, 4), (2, 6), (2, 7),
(7, 4), (6, 1)])
dot = Dot.Dot(g)
dot.style(graph="foobar")
dot.node_style(1, key="value")
dot.node_style(2, key="another", key2="world")
dot.edge_style(1, 4, key1="value1", key2="value2")
dot.edge_style(2, 4, key1="valueA")
fn = "test_dot.dot"
self.assertTrue(not os.path.exists(fn))
try:
dot.save_dot(fn)
fp = open(fn, "r")
data = fp.read()
fp.close()
self.assertEqual(data, "".join(dot))
finally:
if os.path.exists(fn):
os.unlink(fn)
def test_node_style(self):
g = Graph.Graph([
(1, 2),
(1, 3),
(1, 4),
(2, 4),
(2, 6),
(2, 7),
(7, 4),
(6, 1),
])
dot = Dot.Dot(g)
self.assertEqual(dot.nodes[1], {})
dot.node_style(1, key='value')
self.assertEqual(dot.nodes[1], {'key': 'value'})
dot.node_style(1, key2='value2')
self.assertEqual(dot.nodes[1], {'key2': 'value2'})
self.assertEqual(dot.nodes[2], {})
dot.all_node_style(key3='value3')
for n in g:
self.assertEqual(dot.nodes[n], {'key3': 'value3'})
self.assertTrue(9 not in dot.nodes)
dot.node_style(9, key='value')
self.assertEqual(dot.nodes[9], {'key': 'value'})
def test_save(self):
g = Graph.Graph([
(1, 2),
(1, 3),
(1, 4),
(2, 4),
(2, 6),
(2, 7),
(7, 4),
(6, 1),
])
dot = Dot.Dot(g)
dot.style(graph="foobar")
dot.node_style(1, key='value')
dot.node_style(2, key='another', key2='world')
dot.edge_style(1, 4, key1='value1', key2='value2')
dot.edge_style(2, 4, key1='valueA')
fn = 'test_dot.dot'
self.assertTrue(not os.path.exists(fn))
try:
dot.save_dot(fn)
fp = open(fn, 'r')
data = fp.read()
fp.close()
self.assertEqual(data, ''.join(dot))
finally:
if os.path.exists(fn):
os.unlink(fn)
def test_edge_style(self):
g = Graph.Graph([
(1, 2),
(1, 3),
(1, 4),
(2, 4),
(2, 6),
(2, 7),
(7, 4),
(6, 1),
])
dot = Dot.Dot(g)
self.assertEqual(dot.edges[1][2], {})
dot.edge_style(1, 2, foo='bar')
self.assertEqual(dot.edges[1][2], {'foo': 'bar'})
dot.edge_style(1, 2, foo2='2bar')
self.assertEqual(dot.edges[1][2], {'foo2': '2bar'})
self.assertEqual(dot.edges[1][3], {})
self.assertFalse(6 in dot.edges[1])
dot.edge_style(1, 6, foo2='2bar')
self.assertEqual(dot.edges[1][6], {'foo2': '2bar'})
self.assertRaises(GraphError, dot.edge_style, 1, 9, a=1)
self.assertRaises(GraphError, dot.edge_style, 9, 1, a=1)
def nakreslím_graf(graf):
from altgraph import Dot
# , GraphStat
# statistika = GraphStat.degree_dist(graf)
# print(statistika)
# # create a dot representation of the graph
dot = Dot.Dot(graf)
#
# # display the graph
dot.display()
def test_style(self):
g = Graph.Graph([])
dot = Dot.Dot(g)
self.assertEqual(dot.attr, {})
dot.style(key="value")
self.assertEqual(dot.attr, {"key": "value"})
dot.style(key2="value2")
self.assertEqual(dot.attr, {"key2": "value2"})
def test_style(self):
g = Graph.Graph([])
dot = Dot.Dot(g)
self.assertEqual(dot.attr, {})
dot.style(key='value')
self.assertEqual(dot.attr, {'key': 'value'})
dot.style(key2='value2')
self.assertEqual(dot.attr, {'key2': 'value2'})
def test_iter(self):
g = Graph.Graph([
(1, 2),
(1, 3),
(1, 4),
(2, 4),
(2, 6),
(2, 7),
(7, 4),
(6, 1),
])
dot = Dot.Dot(g)
dot.style(graph="foobar")
dot.node_style(1, key='value')
dot.node_style(2, key='another', key2='world')
dot.edge_style(1, 4, key1='value1', key2='value2')
dot.edge_style(2, 4, key1='valueA')
self.assertEqual(list(iter(dot)), list(dot.iterdot()))
for item in dot.iterdot():
self.assertTrue(isinstance(item, str))
first = list(dot.iterdot())[0]
self.assertEqual(first, "digraph %s {\n" % (dot.name, ))
dot.type = 'graph'
first = list(dot.iterdot())[0]
self.assertEqual(first, "graph %s {\n" % (dot.name, ))
dot.type = 'foo'
self.assertRaises(GraphError, list, dot.iterdot())
dot.type = 'digraph'
self.assertEqual(list(dot), [
'digraph G {\n', 'graph="foobar";', '\n', '\t"1" [',
'key="value",', '];\n', '\t"2" [', 'key="another",',
'key2="world",', '];\n', '\t"3" [', '];\n', '\t"4" [', '];\n',
'\t"6" [', '];\n', '\t"7" [', '];\n', '\t"1" -> "2" [', '];\n',
'\t"1" -> "3" [', '];\n', '\t"1" -> "4" [', 'key1="value1",',
'key2="value2",', '];\n', '\t"2" -> "4" [', 'key1="valueA",',
'];\n', '\t"2" -> "6" [', '];\n', '\t"2" -> "7" [', '];\n',
'\t"6" -> "1" [', '];\n', '\t"7" -> "4" [', '];\n', '}\n'
])
def test_edge_style(self):
g = Graph.Graph([(1, 2), (1, 3), (1, 4), (2, 4), (2, 6), (2, 7),
(7, 4), (6, 1)])
dot = Dot.Dot(g)
self.assertEqual(dot.edges[1][2], {})
dot.edge_style(1, 2, foo="bar")
self.assertEqual(dot.edges[1][2], {"foo": "bar"})
dot.edge_style(1, 2, foo2="2bar")
self.assertEqual(dot.edges[1][2], {"foo2": "2bar"})
self.assertEqual(dot.edges[1][3], {})
self.assertFalse(6 in dot.edges[1])
dot.edge_style(1, 6, foo2="2bar")
self.assertEqual(dot.edges[1][6], {"foo2": "2bar"})
self.assertRaises(GraphError, dot.edge_style, 1, 9, a=1)
self.assertRaises(GraphError, dot.edge_style, 9, 1, a=1)
def show_altgraph(g):
def clean(name):
try:
n0 = name.get_name()
except:
n0 = str(name)
n1 = str(n0).replace('"', '')
n2 = n1.replace("\n", '')
return n2
import altgraph
from altgraph import Graph, Dot
graph = Graph.Graph()
for i, v in enumerate(g.get_vertices()):
graph.add_node(i) # , node_data=g.get_vertex_name(v)
for i, v in enumerate(g.get_vertices()):
for n in g.get_out_neighbors(v):
graph.add_edge(v, n)
dot = Dot.Dot(graph) # , graph_type="digraph"
for i, v in enumerate(g.get_vertices()):
dot.node_style(i, label=clean(g.get_vertex_name(v)))
dot.display()
def test_node_style(self):
g = Graph.Graph([(1, 2), (1, 3), (1, 4), (2, 4), (2, 6), (2, 7),
(7, 4), (6, 1)])
dot = Dot.Dot(g)
self.assertEqual(dot.nodes[1], {})
dot.node_style(1, key="value")
self.assertEqual(dot.nodes[1], {"key": "value"})
dot.node_style(1, key2="value2")
self.assertEqual(dot.nodes[1], {"key2": "value2"})
self.assertEqual(dot.nodes[2], {})
dot.all_node_style(key3="value3")
for n in g:
self.assertEqual(dot.nodes[n], {"key3": "value3"})
self.assertTrue(9 not in dot.nodes)
dot.node_style(9, key="value")
self.assertEqual(dot.nodes[9], {"key": "value"})
def make_dot(graph):
"""Convert the graph to a dot file.
Node and edge styles is obtained from the corresponding data.
Args:
graph (Graph.Graph): The graph.
Returns:
Dot.Dot: The dot file generator.
"""
dot = Dot.Dot(graph, graphtype="digraph")
dot.style(overlap=False, bgcolor="transparent")
for node in graph:
node_data = graph.node_data(node)
shape = ("circle" if node_data.type is "vertex" else "doublecircle")
color, fillcolor = dict(missing=("red", "moccasin"),
outdated=("forestgreen", "lightblue")
).get(node_data.status, ("black", "white"))
dot.node_style(node, shape=shape,
style="filled", fillcolor=fillcolor, color=color)
for edge, edge_data, head, tail in (graph.describe_edge(edge)
for edge in graph.edge_list()):
section = edge_data.section
color = dict(fetch="forestgreen",
extract="darkgreen",
build="blue",
runtime="red",
virtual="darkgray").get(section, "black")
style = dict(virtual="dashed").get(section, "solid")
dot.edge_style(
head, tail,
label=section if section not in ("library", "virtual") else "",
style=style, color=color, fontcolor=color)
return dot
def test_constructor(self):
g = Graph.Graph([(1, 2), (1, 3), (1, 4), (2, 4), (2, 6), (2, 7),
(7, 4), (6, 1)])
dot = Dot.Dot(g)
self.assertEqual(dot.name, "G")
self.assertEqual(dot.attr, {})
self.assertEqual(dot.temp_dot, "tmp_dot.dot")
self.assertEqual(dot.temp_neo, "tmp_neo.dot")
self.assertEqual(dot.dot, "dot")
self.assertEqual(dot.dotty, "dotty")
self.assertEqual(dot.neato, "neato")
self.assertEqual(dot.type, "digraph")
self.assertEqual(dot.nodes, dict([(x, {}) for x in g]))
edges = {}
for head in g:
edges[head] = {}
for tail in g.out_nbrs(head):
edges[head][tail] = {}
self.assertEqual(dot.edges[1], edges[1])
self.assertEqual(dot.edges, edges)
dot = Dot.Dot(
g,
nodes=[1, 2],
edgefn=lambda node: list(sorted(g.out_nbrs(node)))[:-1],
nodevisitor=lambda node: {"label": node},
edgevisitor=lambda head, tail: {"label": (head, tail)},
name="testgraph",
dot="/usr/local/bin/dot",
dotty="/usr/local/bin/dotty",
neato="/usr/local/bin/neato",
graphtype="graph",
)
self.assertEqual(dot.name, "testgraph")
self.assertEqual(dot.attr, {})
self.assertEqual(dot.temp_dot, "tmp_dot.dot")
self.assertEqual(dot.temp_neo, "tmp_neo.dot")
self.assertEqual(dot.dot, "/usr/local/bin/dot")
self.assertEqual(dot.dotty, "/usr/local/bin/dotty")
self.assertEqual(dot.neato, "/usr/local/bin/neato")
self.assertEqual(dot.type, "graph")
self.assertEqual(dot.nodes, dict([(x, {"label": x}) for x in [1, 2]]))
edges = {}
for head in [1, 2]:
edges[head] = {}
for tail in list(sorted(g.out_nbrs(head)))[:-1]:
if tail not in [1, 2]:
continue
edges[head][tail] = {"label": (head, tail)}
self.assertEqual(dot.edges[1], edges[1])
self.assertEqual(dot.edges, edges)
self.assertRaises(GraphError, Dot.Dot, g, nodes=[1, 2, 9])
def test_img(self):
g = Graph.Graph([(1, 2), (1, 3), (1, 4), (2, 4), (2, 6), (2, 7),
(7, 4), (6, 1)])
dot = Dot.Dot(
g,
dot="/usr/local/bin/!!dot",
dotty="/usr/local/bin/!!dotty",
neato="/usr/local/bin/!!neato",
)
dot.style(size="10,10", rankdir="RL", page="5, 5", ranksep=0.75)
dot.node_style(1, label="BASE_NODE", shape="box", color="blue")
dot.node_style(2, style="filled", fillcolor="red")
dot.edge_style(1, 4, style="dotted")
dot.edge_style(2, 4, arrowhead="dot", label="binds", labelangle="90")
system_cmds = []
def fake_system(cmd):
system_cmds.append(cmd)
return None
try:
real_system = os.system
os.system = fake_system
system_cmds = []
dot.save_img("foo")
self.assertEqual(
system_cmds,
["/usr/local/bin/!!dot -Tgif tmp_dot.dot -o foo.gif"])
system_cmds = []
dot.save_img("foo", file_type="jpg")
self.assertEqual(
system_cmds,
["/usr/local/bin/!!dot -Tjpg tmp_dot.dot -o foo.jpg"])
system_cmds = []
dot.save_img("bar", file_type="jpg", mode="neato")
self.assertEqual(
system_cmds,
[
"/usr/local/bin/!!neato -o tmp_dot.dot tmp_neo.dot",
"/usr/local/bin/!!dot -Tjpg tmp_dot.dot -o bar.jpg",
],
)
system_cmds = []
dot.display()
self.assertEqual(system_cmds,
["/usr/local/bin/!!dotty tmp_dot.dot"])
system_cmds = []
dot.display(mode="neato")
self.assertEqual(
system_cmds,
[
"/usr/local/bin/!!neato -o tmp_dot.dot tmp_neo.dot",
"/usr/local/bin/!!dotty tmp_dot.dot",
],
)
finally:
if os.path.exists(dot.temp_dot):
os.unlink(dot.temp_dot)
if os.path.exists(dot.temp_neo):
os.unlink(dot.temp_neo)
os.system = real_system
if os.path.exists("/usr/local/bin/dot") and os.path.exists(
"/usr/local/bin/neato"):
try:
dot.dot = "/usr/local/bin/dot"
dot.neato = "/usr/local/bin/neato"
self.assertFalse(os.path.exists("foo.gif"))
dot.save_img("foo")
self.assertTrue(os.path.exists("foo.gif"))
os.unlink("foo.gif")
self.assertFalse(os.path.exists("foo.gif"))
dot.save_img("foo", mode="neato")
self.assertTrue(os.path.exists("foo.gif"))
os.unlink("foo.gif")
finally:
if os.path.exists(dot.temp_dot):
os.unlink(dot.temp_dot)
if os.path.exists(dot.temp_neo):
os.unlink(dot.temp_neo)
def test_img(self):
g = Graph.Graph([
(1, 2),
(1, 3),
(1, 4),
(2, 4),
(2, 6),
(2, 7),
(7, 4),
(6, 1),
])
dot = Dot.Dot(g,
dot='/usr/local/bin/!!dot',
dotty='/usr/local/bin/!!dotty',
neato='/usr/local/bin/!!neato')
dot.style(size='10,10', rankdir='RL', page='5, 5', ranksep=0.75)
dot.node_style(1, label='BASE_NODE', shape='box', color='blue')
dot.node_style(2, style='filled', fillcolor='red')
dot.edge_style(1, 4, style='dotted')
dot.edge_style(2, 4, arrowhead='dot', label='binds', labelangle='90')
system_cmds = []
def fake_system(cmd):
system_cmds.append(cmd)
return None
try:
real_system = os.system
os.system = fake_system
system_cmds = []
dot.save_img('foo')
self.assertEqual(
system_cmds,
['/usr/local/bin/!!dot -Tgif tmp_dot.dot -o foo.gif'])
system_cmds = []
dot.save_img('foo', file_type='jpg')
self.assertEqual(
system_cmds,
['/usr/local/bin/!!dot -Tjpg tmp_dot.dot -o foo.jpg'])
system_cmds = []
dot.save_img('bar', file_type='jpg', mode='neato')
self.assertEqual(system_cmds, [
'/usr/local/bin/!!neato -o tmp_dot.dot tmp_neo.dot',
'/usr/local/bin/!!dot -Tjpg tmp_dot.dot -o bar.jpg',
])
system_cmds = []
dot.display()
self.assertEqual(system_cmds,
['/usr/local/bin/!!dotty tmp_dot.dot'])
system_cmds = []
dot.display(mode='neato')
self.assertEqual(system_cmds, [
'/usr/local/bin/!!neato -o tmp_dot.dot tmp_neo.dot',
'/usr/local/bin/!!dotty tmp_dot.dot'
])
finally:
if os.path.exists(dot.temp_dot):
os.unlink(dot.temp_dot)
if os.path.exists(dot.temp_neo):
os.unlink(dot.temp_neo)
os.system = real_system
if os.path.exists('/usr/local/bin/dot') and os.path.exists(
'/usr/local/bin/neato'):
try:
dot.dot = '/usr/local/bin/dot'
dot.neato = '/usr/local/bin/neato'
self.assertFalse(os.path.exists('foo.gif'))
dot.save_img('foo')
self.assertTrue(os.path.exists('foo.gif'))
os.unlink('foo.gif')
self.assertFalse(os.path.exists('foo.gif'))
dot.save_img('foo', mode='neato')
self.assertTrue(os.path.exists('foo.gif'))
os.unlink('foo.gif')
finally:
if os.path.exists(dot.temp_dot):
os.unlink(dot.temp_dot)
if os.path.exists(dot.temp_neo):
os.unlink(dot.temp_neo)
from altgraph import Graph, Dot # create a graph edges = [(1, 2), (1, 3), (3, 4), (3, 5), (4, 5), (5, 4)] graph = Graph.Graph(edges) # create a dot representation of the graph dot = Dot.Dot(graph) # display the graph dot.display() # save the dot representation into the mydot.dot file dot.save_dot(file_name='mydot.dot') # save dot file as gif image into the graph.gif file dot.save_img(file_name='graph', file_type='gif')
