diff options
Diffstat (limited to 'lib/sqlalchemy/sql/compiler.py')
| -rw-r--r-- | lib/sqlalchemy/sql/compiler.py | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/lib/sqlalchemy/sql/compiler.py b/lib/sqlalchemy/sql/compiler.py index f635c1ee4..8f046a802 100644 --- a/lib/sqlalchemy/sql/compiler.py +++ b/lib/sqlalchemy/sql/compiler.py @@ -4882,16 +4882,13 @@ class IdentifierPreparer(object): def format_constraint(self, constraint, _alembic_quote=True): naming = util.preloaded.sql_naming - if isinstance(constraint.name, elements._defer_name): + if constraint.name is elements._NONE_NAME: name = naming._constraint_name_for_table( constraint, constraint.table ) if name is None: - if isinstance(constraint.name, elements._defer_none_name): - return None - else: - name = constraint.name + return None else: name = constraint.name |