- Experimental: prefer cProfile over hotspot for 2.5+

- The latest skirmish in the battle against zoomark and sanity:
  3rd party code is factored out in the function call count canary tests

1 files changed, 15 insertions, 1 deletions

diff --git a/test/testlib/compat.py b/test/testlib/compat.py
index 4f2006afd..ba12b78ac 100644
--- a/test/testlib/compat.py
+++ b/test/testlib/compat.py
@@ -1,6 +1,6 @@
 import itertools, new, sys, warnings
 
-__all__ = 'set', 'frozenset', 'sorted', '_function_named'
+__all__ = 'set', 'frozenset', 'sorted', '_function_named', 'deque'
 
 try:
     set = set
@@ -68,6 +68,20 @@ except NameError:
             l.sort()
         return l
 
+try:
+    from collections import deque
+except ImportError:
+    class deque(list):
+        def appendleft(self, x):
+            self.insert(0, x)
+        def popleft(self):
+            return self.pop(0)
+        def extendleft(self, iterable):
+            items = list(iterable)
+            items.reverse()
+            for x in items:
+                self.insert(0, x)
+
 def _function_named(fn, newname):
     try:
         fn.__name__ = newname