def generate_random():
'''
generates a randomgraph
'''
w = sg.Window('Enter Erdos-Reyni values:').Layout([[
sg.Text('number of vertices (V) '
'and probability of spawning edges (p)')
], [sg.Text('V'), sg.Input()], [sg.Text('p'), sg.Input()],
[sg.OK(),
sg.Cancel()]])
event, values = w.Read()
w.Close()
if event == 'OK':
print(values)
v, p = int(values[0]), float(values[1])
if (v, p):
bg = lcg.BaseGraph()
bg.generate_random(v, p)
app.bg = bg
update_bg_data(app.bg)
else:
raise ValueError
retdict = {
'bgcontainer':
render_template('graphcontainer.html', container_type='bg', **data),
}
response = app.response_class(status=200,
response=json.dumps(retdict),
mimetype='application/json')
return response
def load_graph_from_file():
'''
loads an input graph from a file
'''
w = sg.Window('Get filename').Layout([[sg.Text('Filename')],
[sg.Input(),
sg.FileBrowse()],
[sg.OK(), sg.Cancel()]])
event, values = w.Read()
w.Close()
if event == 'OK':
resp = values[0]
if resp and Path(resp).exists():
args.input_file = resp
bg = lcg.BaseGraph()
bg.load_txt(args.input_file)
app.bg = bg
update_bg_data(app.bg)
else:
raise ValueError
retdict = {
'bgcontainer':
render_template('graphcontainer.html', container_type='bg', **data),
}
response = app.response_class(status=200,
response=json.dumps(retdict),
mimetype='application/json')
return response
def test_bipartite_polyp(self, g):
# this test tests whether
cg = g.build_coloring_graph(self.k)
rcg_ = make_nx(cg)
bg = lcg.BaseGraph()
bg.load_from_nx(rcg_)
cg_ = bg.build_coloring_graph(2)
return len(cg) > 0
def test_bipartite_polyp(self, g):
# this test tests whether
cg = g.build_coloring_graph(self.k)
mcg = cg.tarjans()
mship = mcg.identify_mothership()
for mv in mcg.get_vertices():
if mv.get_name() != mship and len(mv)/len(cg) >=.85: return None
rcg = mcg.rebuild_partial_graph()
rcg_ = make_nx(rcg)
bg = lcg.BaseGraph()
bg.load_from_nx(rcg_)
cg_ = bg.build_coloring_graph(2)
return len(cg) > 0
def runflaskgui(url='http://localhost', port='5000', env='development',
debug=args.debug,
testing=True):
'''
'''
app.config['ENV'] = env
app.config['DEBUG'] = debug
app.config['TESTING'] = testing
bg = lcg.BaseGraph()
app.cg = cg = bg.build_coloring_graph(0)
app.mcg = mcg = cg.tarjans()
app.cut_verts = cut_verts = [*mcg.get_cut_vertices()]
app.pcg = pcg = mcg.rebuild_partial_graph()
app.mother_verts = mother_verts = [*mcg.get_mothership_cut_vertices()]
if args.input_file:
bg.load_txt(args.input_file)
app.bg = bg
if args.render_on_launch:
app.cg = cg = bg.build_coloring_graph(args.colors)
app.mcg = mcg = cg.tarjans()
app.cut_verts = cut_verts = [*mcg.get_cut_vertices()]
app.pcg = pcg = mcg.rebuild_partial_graph()
app.mother_verts = mother_verts = [*mcg.get_mothership_cut_vertices()]
update_bg_data(bg)
update_mcg_data(mcg)
update_cg_data(cg)
update_pcg_data(pcg)
app.statsdict = statsdict = dict(
cgsize=len(cg),
is_connected=cg.is_connected(),
is_biconnected=cg.is_biconnected(),
)
data.update({'stats': ' '.join(['{}: {},'.format(k, v)
for k, v in app.statsdict.items()])})
app.run(port=port, threaded=args.threaded)
def index(request):
template = loader.get_template('viewtemplate.html')
bg = lcg.BaseGraph()
path = '/home/aalok/code/coloring-graphs/in/hexmod.in'
# path = '/home/aalok/code/coloring-graphs/in/bipartite_test_graph0.in'
bg.load_txt(path)
#mbg = bg.tarjans()
cg = bg.build_coloring_graph(4)
print(type(cg))
mcg = cg.tarjans()
data = dict()
data.update(lcg.viz.to_visjs(bg))
data.update(lcg.viz.to_visjs(cg))
data.update(lcg.viz.to_visjs(mcg))
if request.method == 'GET':
response = HttpResponse(template.render(context=data))
# print(response.content)
return response
return HttpResponse("ERROR")
def flaskgui(url='http://localhost', port='5000'):
'''
'''
app.config['ENV'] = 'development'
app.config['DEBUG'] = True
app.config['TESTING'] = True
bg = lcg.BaseGraph()
if not args.new:
bg.load_txt(args.input_file)
#mbg = bg.tarjans()
cg = bg.build_coloring_graph(args.colors)
mcg = cg.tarjans()
pcg = bg
global data
data.update(lcg.viz.to_visjs(bg))
data.update(lcg.viz.to_visjs(cg))
data.update(lcg.viz.to_visjs(mcg))
data.update(lcg.viz.to_visjs(pcg))
app.run(port=port)
thiscolors = cg.get_possible_colors([v])
diff = difference(alpha, thiscolors)
#print ('this_colors:', thiscolors,
# '\ndiff: ', diff)
if diff in reprs:
reprs[diff].update({thiscolors})
print(cg.get_possible_colors([v]), diff, sep='\n')
flag = False
reprs[diff].update({thiscolors})
if not flag:
for k in reprs:
print(k)
for val in reprs[k]:
print('\t', val)
return False
return True
if __name__ == '__main__':
hyp = HypercubeHypothesis()
directories = ['../bigpolyp', '../discovered']
for prefix in directories:
graphs = []
for graph in tqdm(glob(prefix + '/*/*k={}*.txt'.format(hyp.k))):
graph = Path(graph)
bg = lcg.BaseGraph()
bg.path = str(graph)
bg.load_txt(bg.path)
graphs += [bg]
hyp.find_counterexample(graphs)
