def exp1(name, step):
exp1_info = {}
gzip_fname = utils.get_gzip_fname(name)
s = network.Network.from_combined(name, gzip_fname)
graph = s.graph
p = Partitioner(s.graph)
cd_s = time.time()
cd_partition = p.community_detection()
exp1_info['community_detection'] = duration(cd_s)
parts = len(cd_partition)
exp1_info['parts'] = parts
metis_s = time.time()
metis_partition = p.metis_partition(parts)
exp1_info['metis'] = duration(metis_s)
random_s = time.time()
rnd_partition = p.random_partition(parts)
exp1_info['rnd'] = duration(random_s)
graph_info = GraphInfo(graph)
partitions = [cd_partition, metis_partition, rnd_partition]
exp1_impl(name, graph_info, p, partitions, step)
return exp1_info
