Python 2.6 compatibility.

Author: Cornelius Riemenschneider

xdist/scheduler/loadscope.py

@@ -373,12 +373,12 @@ def schedule(self):
         extra_nodes = len(self.nodes) - len(self.workqueue)
 
         if extra_nodes > 0:
-            self.log('Shuting down {} nodes'.format(extra_nodes))
+            self.log('Shuting down {0} nodes'.format(extra_nodes))
 
             for _ in range(extra_nodes):
                 unused_node, assigned = self.assigned_work.popitem(last=True)
 
-                self.log('Shuting down unused node {}'.format(unused_node))
+                self.log('Shuting down unused node {0}'.format(unused_node))
                 unused_node.shutdown()
 
         # Assign initial workload