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-rw-r--r--lib/sqlalchemy/exc.py9
1 files changed, 4 insertions, 5 deletions
diff --git a/lib/sqlalchemy/exc.py b/lib/sqlalchemy/exc.py
index 8f4b963eb..9db6f3f52 100644
--- a/lib/sqlalchemy/exc.py
+++ b/lib/sqlalchemy/exc.py
@@ -23,8 +23,8 @@ from typing import Tuple
from typing import Type
from typing import Union
-from .util import _preloaded
from .util import compat
+from .util import preloaded as _preloaded
if typing.TYPE_CHECKING:
from .engine.interfaces import _AnyExecuteParams
@@ -345,6 +345,8 @@ class MultipleResultsFound(InvalidRequestError):
class NoReferenceError(InvalidRequestError):
"""Raised by ``ForeignKey`` to indicate a reference cannot be resolved."""
+ table_name: str
+
class AwaitRequired(InvalidRequestError):
"""Error raised by the async greenlet spawn if no async operation
@@ -501,10 +503,7 @@ class StatementError(SQLAlchemyError):
@_preloaded.preload_module("sqlalchemy.sql.util")
def _sql_message(self) -> str:
- if typing.TYPE_CHECKING:
- from .sql import util
- else:
- util = _preloaded.preloaded.sql_util
+ util = _preloaded.sql_util
details = [self._message()]
if self.statement: