[1.7.x] Mark initial_data as deprecated separately from syncdb. Refs #23077.

Conflicts:
	docs/internals/deprecation.txt

django/core/management/commands/loaddata.py

@@ -18,6 +18,7 @@ from django.utils import lru_cache
 from django.utils.encoding import force_text
 from django.utils.functional import cached_property
 from django.utils._os import upath
+from django.utils.deprecation import RemovedInDjango19Warning
 from itertools import product
 
 try:
@@ -223,6 +224,11 @@ class Command(BaseCommand):
         if fixture_name != 'initial_data' and not fixture_files:
             # Warning kept for backwards-compatibility; why not an exception?
             warnings.warn("No fixture named '%s' found." % fixture_name)
+        elif fixture_name == 'initial_data':
+            warnings.warn(
+                'initial_data fixtures are deprecated. Use data migrations instead.',
+                RemovedInDjango19Warning
+            )
 
         return fixture_files
 

docs/internals/deprecation.txt

@@ -7,6 +7,7 @@ in a backward incompatible way, following their deprecation, as per the
 :ref:`deprecation policy <internal-release-deprecation-policy>`. More details
 about each item can often be found in the release notes of two versions prior.
 
+
 .. _deprecation-removed-in-1.9:
 
 1.9
@@ -31,6 +32,10 @@ details on these changes.
 * ``allow_syncdb`` on database routers will no longer automatically become
   ``allow_migrate``.
 
+* The legacy method of syncing apps without migrations will be removed,
+  and migrations will become compulsory for all apps. This includes automatic
+  loading of ``initial_data`` fixtures and support for initial SQL data.
+
 * All models will need to be defined inside an installed application or
   declare an explicit :attr:`~django.db.models.Options.app_label`.
   Furthermore, it won't be possible to import them before their application

docs/releases/1.7.txt

@@ -961,6 +961,9 @@ Instead, you are encouraged to load initial data in migrations if you need it
 this has the added advantage that your initial data will not need updating
 every time you change the schema.
 
+Additionally, like the rest of Django's old ``syncdb`` code, ``initial_data``
+has been started down the deprecation path and will be removed in Django 1.9.
+
 deconstruct() and serializability
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~