  from nose.tools import assert_equal
  
  
  class TestShortestPath(object):
  
      def test_shortest_path(self):
 
</s>
import unittest
import unittest
  
  
  class TestShortestPath(object):
  
      def test_shortest_path(self):
replace keep keep keep keep keep
 #273: Remove nose dependency for graphs_trees/ (#277)
graphs_trees/graph_shortest_path_unweighted/test_shortest_path.py