Expose the function for clearing the cache.

[invirt/packages/invirt-database.git] / sipb_xen_database / models.py

diff --git a/sipb_xen_database/models.py b/sipb_xen_database/models.py
index e34051b..8b4a389 100644 (file)
--- a/sipb_xen_database/models.py
+++ b/sipb_xen_database/models.py
@@ -96,3 +96,11 @@ assign_mapper(ctx, NIC, nic_table)
 assign_mapper(ctx, Disk, disk_table)
 assign_mapper(ctx, Type, types_table)
 assign_mapper(ctx, CDROM, cdroms_table)
+
+def clear_cache():
+    """Clear sqlalchemy's cache.
+
+    This _seems_ to be the way; it works, but the docs don't mention
+    it.  Why is this so obscure?"""
+
+    ctx.registry.clear()