Removed DeprecationWarning for get_cache function

machina/apps/forum_conversation/forum_attachments/cache.py

@@ -5,7 +5,6 @@
 
 # Third party imports
 from django.conf import settings
-from django.core.cache import get_cache
 from django.core.cache import InvalidCacheBackendError
 from django.core.exceptions import ImproperlyConfigured
 from django.core.files.uploadedfile import InMemoryUploadedFile
@@ -15,6 +14,7 @@
 
 # Local application / specific library imports
 from machina.conf import settings as machina_settings
+from machina.core.compat import get_cache
 
 
 class AttachmentCache(object):

machina/core/compat.py

@@ -2,6 +2,7 @@
 
 # Standard library imports
 # Third party imports
+from django import VERSION as DJANGO_VERSION
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
 from django.utils.translation import ugettext_lazy as _
@@ -48,3 +49,13 @@
 except ImportError:  # pragma: no cover
     from django.contrib.auth.models import User
     get_user_model = lambda: User
+
+
+# get_cache
+if DJANGO_VERSION >= (1, 7):
+    from django.core.cache import caches
+
+    def get_cache(key):
+        return caches[key]
+else:  # pragma: no cover
+    from django.core.cache import get_cache  # noqa