Create the dbm package from PEP 3108. #2881.
diff --git a/Lib/dbm/ndbm.py b/Lib/dbm/ndbm.py
new file mode 100644
index 0000000..23056a2
--- /dev/null
+++ b/Lib/dbm/ndbm.py
@@ -0,0 +1,3 @@
+"""Provide the _dbm module as a dbm submodule."""
+
+from _dbm import *