diff options
Diffstat (limited to 'lib/sqlalchemy/sql')
| -rw-r--r-- | lib/sqlalchemy/sql/dml.py | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/lib/sqlalchemy/sql/dml.py b/lib/sqlalchemy/sql/dml.py index 66e92a63c..8b62e57e1 100644 --- a/lib/sqlalchemy/sql/dml.py +++ b/lib/sqlalchemy/sql/dml.py @@ -15,7 +15,6 @@ from .base import _from_objects from .base import _generative from .base import DialectKWArgs from .base import Executable -from .elements import _clone from .elements import and_ from .elements import ClauseElement from .elements import Null @@ -204,6 +203,9 @@ class UpdateBase( self._hints = self._hints.union({(selectable, dialect_name): text}) + def _copy_internals(self, **kw): + raise NotImplementedError() + class ValuesBase(UpdateBase): """Supplies support for :meth:`.ValuesBase.values` to @@ -623,12 +625,6 @@ class Insert(ValuesBase): self.include_insert_from_select_defaults = include_defaults self.select = coercions.expect(roles.DMLSelectRole, select) - def _copy_internals(self, clone=_clone, **kw): - # TODO: coverage - self.parameters = self.parameters.copy() - if self.select is not None: - self.select = _clone(self.select) - class Update(ValuesBase): """Represent an Update construct. @@ -785,11 +781,6 @@ class Update(ValuesBase): else: return () - def _copy_internals(self, clone=_clone, **kw): - # TODO: coverage - self._whereclause = clone(self._whereclause, **kw) - self.parameters = self.parameters.copy() - @_generative def where(self, whereclause): """return a new update() construct with the given expression added to @@ -921,7 +912,3 @@ class Delete(UpdateBase): seen.update(item._cloned_set) return froms - - def _copy_internals(self, clone=_clone, **kw): - # TODO: coverage - self._whereclause = clone(self._whereclause, **kw) |