AC-1040 Add django-polymorphic as prerequisite for moving toward unified jobs.

awx/lib/site-packages/polymorphic/__init__.py

@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+"""
+Seamless Polymorphic Inheritance for Django Models
+
+Copyright:
+This code and affiliated files are (C) by Bert Constantin and individual contributors.
+Please see LICENSE and AUTHORS for more information.
+"""
+from __future__ import absolute_import
+import django
+from .polymorphic_model import PolymorphicModel
+from .manager import PolymorphicManager
+from .query import PolymorphicQuerySet
+from .query_translate import translate_polymorphic_Q_object
+from .showfields import ShowFieldContent, ShowFieldType, ShowFieldTypeAndContent
+from .showfields import ShowFields, ShowFieldTypes, ShowFieldsAndTypes  # import old names for compatibility
+
+
+# Monkey-patch Django < 1.5 to allow ContentTypes for proxy models.
+if django.VERSION[:2] < (1, 5):
+    from django.contrib.contenttypes.models import ContentTypeManager
+    from django.utils.encoding import smart_text
+
+    def get_for_model(self, model, for_concrete_model=True):
+        if for_concrete_model:
+            model = model._meta.concrete_model
+        elif model._deferred:
+            model = model._meta.proxy_for_model
+
+        opts = model._meta
+
+        try:
+            ct = self._get_from_cache(opts)
+        except KeyError:
+            ct, created = self.get_or_create(
+                app_label = opts.app_label,
+                model = opts.object_name.lower(),
+                defaults = {'name': smart_text(opts.verbose_name_raw)},
+            )
+            self._add_to_cache(self.db, ct)
+
+        return ct
+
+    ContentTypeManager.get_for_model__original = ContentTypeManager.get_for_model
+    ContentTypeManager.get_for_model = get_for_model
+