diff options
Diffstat (limited to 'examples/graph/roget.py')
| -rw-r--r-- | examples/graph/roget.py | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/examples/graph/roget.py b/examples/graph/roget.py index a6d3526b..be633f92 100644 --- a/examples/graph/roget.py +++ b/examples/graph/roget.py @@ -20,6 +20,7 @@ References. """ +from __future__ import print_function __author__ = """Brendt Wohlberg\nAric Hagberg (hagberg@lanl.gov)""" __date__ = "$Date: 2005-04-01 07:56:22 -0700 (Fri, 01 Apr 2005) $" __credits__ = """""" @@ -40,15 +41,13 @@ def roget_graph(): the Stanford Graph Base. """ # open file roget_dat.txt.gz (or roget_dat.txt) - try: - import gzip - fh=gzip.open('roget_dat.txt.gz','r') - except: - fh=open("roget_dat.txt","r") + import gzip + fh=gzip.open('roget_dat.txt.gz','r') G=DiGraph() for line in fh.readlines(): + line = line.decode() if line.startswith("*"): # skip comments continue if line.startswith(" "): # this is a continuation line, append @@ -67,7 +66,7 @@ def roget_graph(): for tail in tails.split(): if head==tail: - print >>sys.stderr,"skipping self loop",head,tail + print("skipping self loop",head,tail, file=sys.stderr) G.add_edge(head,tail) return G @@ -75,9 +74,9 @@ def roget_graph(): if __name__ == '__main__': from networkx import * G=roget_graph() - print "Loaded roget_dat.txt containing 1022 categories." - print "digraph has %d nodes with %d edges"\ - %(number_of_nodes(G),number_of_edges(G)) + print("Loaded roget_dat.txt containing 1022 categories.") + print("digraph has %d nodes with %d edges"\ + %(number_of_nodes(G),number_of_edges(G))) UG=G.to_undirected() - print number_connected_components(UG),"connected components" + print(number_connected_components(UG),"connected components") |