Deprecate the databases packages

The databases package is an old alias to the dialect package, and its usage
is now deprecated

Change-Id: I5343a2d270ed5a8c654b9fe13dff40cdf54649ed

2 files changed, 9 insertions, 3 deletions

diff --git a/lib/sqlalchemy/databases/__init__.py b/lib/sqlalchemy/databases/__init__.py
index 77191819b..3e636871b 100644
--- a/lib/sqlalchemy/databases/__init__.py
+++ b/lib/sqlalchemy/databases/__init__.py
@@ -16,7 +16,7 @@ from ..dialects.oracle import base as oracle
 from ..dialects.postgresql import base as postgresql
 from ..dialects.sqlite import base as sqlite
 from ..dialects.sybase import base as sybase
-
+from ..util import warn_deprecated_20
 
 postgres = postgresql
 
@@ -30,3 +30,9 @@ __all__ = (
     "oracle",
     "sybase",
 )
+
+
+warn_deprecated_20(
+    "The `database` package is deprecated and will be removed in v2.0 "
+    "of sqlalchemy. Use the `dialects` package instead."
+)
diff --git a/lib/sqlalchemy/testing/engines.py b/lib/sqlalchemy/testing/engines.py
index 4f413915a..76112b3a2 100644
--- a/lib/sqlalchemy/testing/engines.py
+++ b/lib/sqlalchemy/testing/engines.py
@@ -158,7 +158,7 @@ def close_open_connections(fn, *args, **kw):
 
 
 def all_dialects(exclude=None):
-    import sqlalchemy.databases as d
+    import sqlalchemy.dialects as d
 
     for name in d.__all__:
         # TEMPORARY
@@ -167,7 +167,7 @@ def all_dialects(exclude=None):
         mod = getattr(d, name, None)
         if not mod:
             mod = getattr(
-                __import__("sqlalchemy.databases.%s" % name).databases, name
+                __import__("sqlalchemy.dialects.%s" % name).databases, name
             )
         yield mod.dialect()