fix indentation

theano/gof/graph.py

@@ -701,7 +701,8 @@ def inputs(variable_list, blockers=None):
 
 def variables_and_orphans(i, o):
     """
-    Extracts list of variables within input and output nodes ( via dfs travesal) and chooses the "orphans" among them
+    Extracts list of variables within input and
+    output nodes ( via dfs travesal) and chooses the orphans among them
 
     Parameters
     -----------