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authormike bayer <mike_mp@zzzcomputing.com>2023-02-27 06:10:26 +0000
committerGerrit Code Review <gerrit@bbpush.zzzcomputing.com>2023-02-27 06:10:26 +0000
commitfb83a95bd6989ed4f5cb06e5dc73bb9651fd29df (patch)
treeda1f7ae7987c9712efea5503399c400456dec9c8 /lib/sqlalchemy/sql/_typing.py
parent1d7aa4c2c00c14d186e02d9683e67c3723de5730 (diff)
parent3b8123965bca6b854ccdeca79713b27136233d9a (diff)
downloadsqlalchemy-fb83a95bd6989ed4f5cb06e5dc73bb9651fd29df.tar.gz
Merge "use read-only Mapping for values dictionary type" into main
Diffstat (limited to 'lib/sqlalchemy/sql/_typing.py')
-rw-r--r--lib/sqlalchemy/sql/_typing.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/_typing.py b/lib/sqlalchemy/sql/_typing.py
index 6bf9a5a1f..a828d6a0f 100644
--- a/lib/sqlalchemy/sql/_typing.py
+++ b/lib/sqlalchemy/sql/_typing.py
@@ -11,6 +11,7 @@ import operator
from typing import Any
from typing import Callable
from typing import Dict
+from typing import Mapping
from typing import Set
from typing import Tuple
from typing import Type
@@ -238,6 +239,9 @@ the DMLColumnRole to be able to accommodate.
"""
+_DMLKey = TypeVar("_DMLKey", bound=_DMLColumnArgument)
+_DMLColumnKeyMapping = Mapping[_DMLKey, Any]
+
_DDLColumnArgument = Union[str, "Column[Any]", roles.DDLConstraintColumnRole]
"""DDL column.