diff options
Diffstat (limited to 'lib/sqlalchemy')
| -rw-r--r-- | lib/sqlalchemy/sql/schema.py | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/sqlalchemy/sql/schema.py b/lib/sqlalchemy/sql/schema.py index 5c16b29ff..e9654fb1f 100644 --- a/lib/sqlalchemy/sql/schema.py +++ b/lib/sqlalchemy/sql/schema.py @@ -412,7 +412,7 @@ class Table(DialectKWArgs, SchemaItem, TableClause): ('column_reflect', listen_for_reflect) ]) - :param mustexist: When ``True``, indicates that this Table must already + :param must_exist: When ``True``, indicates that this Table must already be present in the given :class:`_schema.MetaData` collection, else an exception is raised. @@ -484,6 +484,12 @@ class Table(DialectKWArgs, SchemaItem, TableClause): else: return (self,) + @util.deprecated_params( + mustexist=( + "1.4", + "Deprecated alias of :paramref:`_schema.Table.must_exist`", + ) + ) def __new__(cls, *args, **kw): if not args: # python3k pickle seems to call this @@ -506,7 +512,7 @@ class Table(DialectKWArgs, SchemaItem, TableClause): msg = "keep_existing and extend_existing are mutually exclusive." raise exc.ArgumentError(msg) - mustexist = kw.pop("mustexist", False) + must_exist = kw.pop("must_exist", kw.pop("mustexist", False)) key = _get_table_key(name, schema) if key in metadata.tables: if not keep_existing and not extend_existing and bool(args): @@ -522,7 +528,7 @@ class Table(DialectKWArgs, SchemaItem, TableClause): table._init_existing(*args, **kw) return table else: - if mustexist: + if must_exist: raise exc.InvalidRequestError("Table '%s' not defined" % (key)) table = object.__new__(cls) table.dispatch.before_parent_attach(table, metadata) |