[test][algorithm_dependencies] Fix subscript key and value access from dictionaries

beat/core/test/test_algorithm_dependencies.py

@@ -73,8 +73,8 @@ def test_dependencies():
 
     nose.tools.eq_(len(a.uses), 1)
     nose.tools.eq_(len(a.libraries), 1)
-    nose.tools.eq_(a.uses.keys()[0], 'dep1')
-    nose.tools.eq_(a.uses.values()[0], 'user/dep/1')
+    nose.tools.eq_(list(a.uses.keys())[0], 'dep1')
+    nose.tools.eq_(list(a.uses.values())[0], 'user/dep/1')
 
     a.uses = {}
     a.uses['mod1'] = dep_name
@@ -84,8 +84,8 @@ def test_dependencies():
 
     nose.tools.eq_(len(a.uses), 1)
     nose.tools.eq_(len(a.libraries), 1)
-    nose.tools.eq_(a.uses.keys()[0], 'mod1')
-    nose.tools.eq_(a.uses.values()[0], 'user/dep/1')
+    nose.tools.eq_(list(a.uses.keys())[0], 'mod1')
+    nose.tools.eq_(list(a.uses.values())[0], 'user/dep/1')
 
     a.uses = {}
     a.write()