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authorMike Bayer <mike_mp@zzzcomputing.com>2021-11-04 17:02:24 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2021-11-04 18:07:21 -0400
commit248d232459e38561999c4172acaaddd651c1a933 (patch)
tree2cf38b16770ffd9e390cead0b39e9d87ae523e8d /lib/sqlalchemy/engine/util.py
parentfee0855bfe2982927ab21ce7398fa48b90af7ca4 (diff)
downloadsqlalchemy-248d232459e38561999c4172acaaddd651c1a933.tar.gz
Check for Mapping explicitly in 2.0 params
Fixed issue in future :class:`_future.Connection` object where the :meth:`_future.Connection.execute` method would not accept a non-dict mapping object, such as SQLAlchemy's own :class:`.RowMapping` or other ``abc.collections.Mapping`` object as a parameter dictionary. Fixes: #7291 Change-Id: I819f079d86d19d1d81c570e0680f987e51e34b84
Diffstat (limited to 'lib/sqlalchemy/engine/util.py')
-rw-r--r--lib/sqlalchemy/engine/util.py6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/sqlalchemy/engine/util.py b/lib/sqlalchemy/engine/util.py
index 4f2e031ab..8eb0f1820 100644
--- a/lib/sqlalchemy/engine/util.py
+++ b/lib/sqlalchemy/engine/util.py
@@ -147,9 +147,9 @@ def _distill_params_20(params):
elif isinstance(
params,
(tuple, dict, immutabledict),
- # avoid abc.__instancecheck__
- # (collections_abc.Sequence, collections_abc.Mapping),
- ):
+ # only do abc.__instancecheck__ for Mapping after we've checked
+ # for plain dictionaries and would otherwise raise
+ ) or isinstance(params, collections_abc.Mapping):
return (params,), _no_kw
else:
raise exc.ArgumentError("mapping or sequence expected for parameters")