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-rw-r--r--lib/sqlalchemy/engine.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/sqlalchemy/engine.py b/lib/sqlalchemy/engine.py
index bee0e6ff6..670a742b1 100644
--- a/lib/sqlalchemy/engine.py
+++ b/lib/sqlalchemy/engine.py
@@ -170,7 +170,9 @@ class DefaultRunner(schema.SchemaVisitor):
else:
return default.arg
-
+class SQLSession(object):
+ pass
+
class SQLEngine(schema.SchemaEngine):
"""
The central "database" object used by an application. Subclasses of this object is used