add django_variable ubench; seems mostly about exceptions

Makefile

@@ -1033,9 +1033,9 @@ $(call make_target,_gcc)
 $(call make_target,_release_gcc)
 
 nosearch_runpy_% nosearch_pyrun_%: %.py ext_python
-	$(VERB) PYTHONPATH=test/test_extension/build/lib.linux-x86_64-2.7 zsh -c 'time $(CPYTHON) $<'
+	$(VERB) PYTHONPATH=test/test_extension/build/lib.linux-x86_64-2.7:$${PYTHONPATH} zsh -c 'time $(CPYTHON) $<'
 nosearch_pypyrun_%: %.py ext_python
-	$(VERB) PYTHONPATH=test/test_extension/build/lib.linux-x86_64-2.7 zsh -c 'time $(PYPY) $<'
+	$(VERB) PYTHONPATH=test/test_extension/build/lib.linux-x86_64-2.7:$${PYTHONPATH} zsh -c 'time $(PYPY) $<'
 $(call make_search,runpy_%)
 $(call make_search,pyrun_%)
 $(call make_search,pypyrun_%)

microbenchmarks/django_variable.py

+import os
+import sys
+sys.path.append(os.path.join(os.path.dirname(__file__), "../integration/django"))
+
+from django.template.base import Variable
+
+for i in xrange(400000):
+    Variable(u"model.name")