diff options
Diffstat (limited to 'lib/sqlalchemy/orm/attributes.py')
| -rw-r--r-- | lib/sqlalchemy/orm/attributes.py | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/lib/sqlalchemy/orm/attributes.py b/lib/sqlalchemy/orm/attributes.py index 1805bf8db..66a18da99 100644 --- a/lib/sqlalchemy/orm/attributes.py +++ b/lib/sqlalchemy/orm/attributes.py @@ -1586,10 +1586,8 @@ def backref_listeners(attribute, key, uselist): _NO_HISTORY = util.symbol("NO_HISTORY") _NO_STATE_SYMBOLS = frozenset([id(PASSIVE_NO_RESULT), id(NO_VALUE)]) -History = util.namedtuple("History", ["added", "unchanged", "deleted"]) - -class History(History): +class History(util.namedtuple("History", ["added", "unchanged", "deleted"])): """A 3-tuple of added, unchanged and deleted values, representing the changes which have occurred on an instrumented attribute. |