pass test

dbtemplates/admin.py

@@ -49,6 +49,7 @@ class CodeMirrorTextArea(forms.Textarea):
 """ % dict(media_prefix=settings.DBTEMPLATES_MEDIA_PREFIX, name=name))
         return mark_safe(u"".join(result))
 
+
 if settings.DBTEMPLATES_USE_CODEMIRROR:
     TemplateContentTextArea = CodeMirrorTextArea
 else:
@@ -161,4 +162,5 @@ class TemplateAdmin(TemplateModelAdmin):
         return ", ".join([site.name for site in template.sites.all()])
     site_list.short_description = _('sites')
 
+
 admin.site.register(Template, TemplateAdmin)

dbtemplates/middleware.py

@@ -1,19 +1,22 @@
-from django.utils.deprecation import MiddlewareMixin
+try:
+    from django.utils.deprecation import MiddlewareMixin
+except ImportError:
+    class MiddlewareMixin(object):
+        pass
 
-_request = []
+_request = [None]
 
 
 class RecordRequestMiddleware(MiddlewareMixin):
     def process_request(self, request):
-         _request.append(request)
-
+        _request[0] = request
 
     def process_response(self, request, response):
-        _request.pop()
+        _request[0] = None
         return response
 
 
 def get_request():
     if _request:
         return _request[0]
-    return None
+    return None

dbtemplates/models.py

@@ -12,6 +12,7 @@ from django.utils.translation import ugettext_lazy as _
 from django.utils.timezone import now
 from .middleware import get_request
 
+
 class Template(models.Model):
     """
     Defines a template model for use with the database template loader.

dbtemplates/utils/cache.py

@@ -5,6 +5,7 @@ from django.template.defaultfilters import slugify
 from dbtemplates.conf import settings
 from ..middleware import get_request
 
+
 def get_cache_backend():
     """
     Compatibilty wrapper for getting Django's cache backend instance
@@ -17,6 +18,7 @@ def get_cache_backend():
     signals.request_finished.connect(cache.close)
     return cache
 
+
 cache = get_cache_backend()