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-rw-r--r--lib/sqlalchemy/orm/strategies.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/orm/strategies.py b/lib/sqlalchemy/orm/strategies.py
index 316aa7ed7..85e015193 100644
--- a/lib/sqlalchemy/orm/strategies.py
+++ b/lib/sqlalchemy/orm/strategies.py
@@ -8,6 +8,8 @@
"""sqlalchemy.orm.interfaces.LoaderStrategy
implementations, and related MapperOptions."""
+from __future__ import annotations
+
import collections
import itertools