Merge "Use automaton's converters/pydot"

This commit is contained in:
Jenkins 2015-08-31 13:54:18 +00:00 committed by Gerrit Code Review
commit 99d7b75ca1

@ -18,14 +18,13 @@ import optparse
import os
import sys
top_dir = os.path.abspath(os.path.join(os.path.dirname(__file__),
os.pardir))
sys.path.insert(0, top_dir)
import pydot
from automaton.converters import pydot
from ironic.common import states
top_dir = os.path.abspath(os.path.join(os.path.dirname(__file__),
os.pardir))
sys.path.insert(0, top_dir)
def print_header(text):
print("*" * len(text))
@ -41,14 +40,6 @@ def map_color(text):
return None
def format_state(state):
# Changes a state (mainly NOSTATE which is the None object) into
# a nicer string...
if state == states.NOSTATE:
state = 'no-state'
return state
def main():
parser = optparse.OptionParser()
parser.add_option("-f", "--file", dest="filename",
@ -63,41 +54,27 @@ def main():
if options.filename is None:
options.filename = 'states.%s' % options.format
def node_attrs(state):
attrs = {}
text_color = map_color(state)
if text_color:
attrs['fontcolor'] = text_color
return attrs
def edge_attrs(start_state, event, end_state):
attrs = {}
if options.labels:
attrs['label'] = "on_%s" % event
edge_color = map_color(event)
if edge_color:
attrs['fontcolor'] = edge_color
return attrs
source = states.machine
graph_name = '"Ironic states"'
g = pydot.Dot(graph_name=graph_name, rankdir='LR',
nodesep='0.25', overlap='false',
ranksep="0.5", splines='true',
ordering='in')
node_attrs = {
'fontsize': '11',
}
nodes = {}
for (start_state, on_event, end_state) in source:
start_state = format_state(start_state)
end_state = format_state(end_state)
if start_state not in nodes:
start_node_attrs = node_attrs.copy()
text_color = map_color(start_state)
if text_color:
start_node_attrs['fontcolor'] = text_color
nodes[start_state] = pydot.Node(start_state, **start_node_attrs)
g.add_node(nodes[start_state])
if end_state not in nodes:
end_node_attrs = node_attrs.copy()
text_color = map_color(end_state)
if text_color:
end_node_attrs['fontcolor'] = text_color
nodes[end_state] = pydot.Node(end_state, **end_node_attrs)
g.add_node(nodes[end_state])
edge_attrs = {}
if options.labels:
edge_attrs['label'] = "on_%s" % on_event
edge_color = map_color(on_event)
if edge_color:
edge_attrs['fontcolor'] = edge_color
g.add_edge(pydot.Edge(nodes[start_state], nodes[end_state],
**edge_attrs))
graph_attrs = {'size': 0}
g = pydot.convert(source, graph_name, graph_attrs=graph_attrs,
node_attrs_cb=node_attrs, edge_attrs_cb=edge_attrs)
print_header(graph_name)
print(g.to_string().strip())
@ -105,10 +82,6 @@ def main():
g.write(options.filename, format=options.format)
print_header("Created %s at '%s'" % (options.format, options.filename))
# To make the svg more pretty use the following:
# $ xsltproc ../diagram-tools/notugly.xsl ./states.svg > pretty-states.svg
# Get diagram-tools from https://github.com/vidarh/diagram-tools.git
if __name__ == '__main__':
main()