[pypy-svn] r47722 - pypy/dist/pypy/tool/algo

[fijal at codespeak.net]

Author: fijal
Date: Tue Oct 23 01:56:15 2007
New Revision: 47722

Modified:
   pypy/dist/pypy/tool/algo/graphlib.py
Log:
Revert last checkin as I see inconsistent results around


Modified: pypy/dist/pypy/tool/algo/graphlib.py
==============================================================================
--- pypy/dist/pypy/tool/algo/graphlib.py	(original)
+++ pypy/dist/pypy/tool/algo/graphlib.py	Tue Oct 23 01:56:15 2007
@@ -111,10 +111,7 @@
             for cycle in all_cycles(random_vertex, component, edges):
                 #print '\tcycle:', [e.source+e.target for e in cycle]
                 for edge in cycle:
-                    try:
-                        edge_weights[edge] += 1
-                    except KeyError:
-                        edge_weights[edge] = 1
+                    edge_weights[edge] = edge_weights.get(edge, 0) + 1
             if edge_weights:
                 max_weight = max(edge_weights.values())
                 for edge, weight in edge_weights.iteritems():