diff options
Diffstat (limited to 'lib/sqlalchemy/engine/default.py')
| -rw-r--r-- | lib/sqlalchemy/engine/default.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sqlalchemy/engine/default.py b/lib/sqlalchemy/engine/default.py index 8647ba385..b432c351d 100644 --- a/lib/sqlalchemy/engine/default.py +++ b/lib/sqlalchemy/engine/default.py @@ -16,6 +16,7 @@ import re, random from sqlalchemy.engine import base, reflection from sqlalchemy.sql import compiler, expression from sqlalchemy import exc, types as sqltypes, util, pool +import weakref AUTOCOMMIT_REGEXP = re.compile( r'\s*(?:UPDATE|INSERT|CREATE|DELETE|DROP|ALTER)', @@ -133,7 +134,9 @@ class DefaultDialect(base.Dialect): " maximum identifier length of %d" % (label_length, self.max_identifier_length)) self.label_length = label_length - + + self._type_memos = weakref.WeakKeyDictionary() + if not hasattr(self, 'description_encoding'): self.description_encoding = getattr( self, |