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authorFederico Caselli <cfederico87@gmail.com>2021-07-24 19:17:49 +0200
committerFederico Caselli <cfederico87@gmail.com>2021-07-27 22:39:45 +0200
commitc03b6e09fd8bde01bf5928b439358b69a1ec7962 (patch)
tree5553edc91f67946f1dfb2a42aa0b5241ee903e65 /lib/sqlalchemy/sql/visitors.py
parent7e7d097a633d1b7a95bbd59f9a6d2a5b85249332 (diff)
downloadsqlalchemy-c03b6e09fd8bde01bf5928b439358b69a1ec7962.tar.gz
Support generics in code to allow Column[int] etc
Fixes: #6804 Fixes: #6759 Change-Id: Ie7f32c38a22dbfa059b5709b883ff464b16031ae
Diffstat (limited to 'lib/sqlalchemy/sql/visitors.py')
-rw-r--r--lib/sqlalchemy/sql/visitors.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/visitors.py b/lib/sqlalchemy/sql/visitors.py
index 1cd7b63cd..7111c5efd 100644
--- a/lib/sqlalchemy/sql/visitors.py
+++ b/lib/sqlalchemy/sql/visitors.py
@@ -120,6 +120,10 @@ class Traversible(util.with_metaclass(TraversibleType)):
"""
+ def __class_getitem__(cls, key):
+ # allow generic classes in py3.9+
+ return cls
+
@util.preload_module("sqlalchemy.sql.traversals")
def get_children(self, omit_attrs=(), **kw):
r"""Return immediate child :class:`.visitors.Traversible`