Skip template leak test when not CPython2.7, #452.

flask/testsuite/regression.py

@@ -72,6 +72,9 @@ class MemoryTestCase(FlaskTestCase):
         # Trigger caches
         fire()
 
+        # This test only works on CPython 2.7.
+        if sys.version_info >= (2, 7) and \
+                not hasattr(sys, 'pypy_translation_info'):
             with self.assert_no_leak():
                 for x in xrange(10):
                     fire()