diff options
Diffstat (limited to 'lib/sqlalchemy/sql/elements.py')
| -rw-r--r-- | lib/sqlalchemy/sql/elements.py | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/lib/sqlalchemy/sql/elements.py b/lib/sqlalchemy/sql/elements.py index d0babb1be..47739a37d 100644 --- a/lib/sqlalchemy/sql/elements.py +++ b/lib/sqlalchemy/sql/elements.py @@ -200,6 +200,7 @@ class ClauseElement( _is_from_container = False _is_select_container = False _is_select_statement = False + _is_bind_parameter = False _order_by_label_element = None @@ -1010,6 +1011,7 @@ class BindParameter(roles.InElementRole, ColumnElement): _is_crud = False _expanding_in_types = () + _is_bind_parameter = True def __init__( self, @@ -1025,6 +1027,7 @@ class BindParameter(roles.InElementRole, ColumnElement): literal_execute=False, _compared_to_operator=None, _compared_to_type=None, + _is_crud=False, ): r"""Produce a "bound expression". @@ -1303,6 +1306,8 @@ class BindParameter(roles.InElementRole, ColumnElement): self.required = required self.expanding = expanding self.literal_execute = literal_execute + if _is_crud: + self._is_crud = True if type_ is None: if _compared_to_type is not None: self.type = _compared_to_type.coerce_compared_value( @@ -4264,21 +4269,12 @@ class ColumnClause( else: return other.proxy_set.intersection(self.proxy_set) - def _get_table(self): - return self.__dict__["table"] - - def _set_table(self, table): - self._memoized_property.expire_instance(self) - self.__dict__["table"] = table - def get_children(self, column_tables=False, **kw): if column_tables and self.table is not None: return [self.table] else: return [] - table = property(_get_table, _set_table) - @_memoized_property def _from_objects(self): t = self.table |