diff options
Diffstat (limited to 'lib/sqlalchemy/exceptions.py')
| -rw-r--r-- | lib/sqlalchemy/exceptions.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/exceptions.py b/lib/sqlalchemy/exceptions.py index 08908cdb6..55c345bd7 100644 --- a/lib/sqlalchemy/exceptions.py +++ b/lib/sqlalchemy/exceptions.py @@ -49,6 +49,10 @@ class ConcurrentModificationError(SQLAlchemyError): pass +class CircularDependencyError(SQLAlchemyError): + """Raised by topological sorts when a circular dependency is detected""" + pass + class FlushError(SQLAlchemyError): """Raised when an invalid condition is detected upon a ``flush()``.""" pass |