diff options
Diffstat (limited to 'lib/sqlalchemy/orm/interfaces.py')
| -rw-r--r-- | lib/sqlalchemy/orm/interfaces.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/sqlalchemy/orm/interfaces.py b/lib/sqlalchemy/orm/interfaces.py index d8ba9ea96..0077f3e6a 100644 --- a/lib/sqlalchemy/orm/interfaces.py +++ b/lib/sqlalchemy/orm/interfaces.py @@ -700,7 +700,7 @@ def deserialize_path(path): from sqlalchemy.orm import class_mapper p = tuple(chain(*[(class_mapper(cls), key) for cls, key in path])) - if p[-1] is None: + if p and p[-1] is None: p = p[0:-1] return p |