Merge pull request prakhar1989#11 from Xuefeng-Zhu/patch-4

prakhar1989 · prakhar1989 · commit 968cf9204484 · 2015-05-11T10:40:37.000+03:00
change hard coded default wright in add_edge
diff --git a/graphs/digraph.py b/graphs/digraph.py
@@ -18,7 +18,7 @@ def __init__(self):
     def __str__(self):
         return "Directed Graph \nNodes: %s \nEdges: %s" % (self.nodes(), self.edges())
 
-    def add_edge(self, edge, wt=1, label=""):
+    def add_edge(self, edge, wt=DEFAULT_WEIGHT, label=""):
         """
         Add an edge to the graph connecting two nodes.
         An edge, here, is a pair of node like C(m, n) or a tuple
