diff options
| -rw-r--r-- | doc/build/orm/mapping_styles.rst | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/doc/build/orm/mapping_styles.rst b/doc/build/orm/mapping_styles.rst index d260724d8..3abcafed3 100644 --- a/doc/build/orm/mapping_styles.rst +++ b/doc/build/orm/mapping_styles.rst @@ -525,9 +525,11 @@ on the class itself as declarative class variables:: from sqlalchemy import MetaData from sqlalchemy import String from sqlalchemy import Table - from sqlalchemy.orm import mapper + from sqlalchemy.orm import registry from sqlalchemy.orm import relationship + mapper_registry = registry() + @dataclass class User: id: int = field(init=False) @@ -561,11 +563,11 @@ on the class itself as declarative class variables:: Column('email_address', String(50)), ) - mapper(User, user, properties={ + mapper_registry.map_imperatively(User, user, properties={ 'addresses': relationship(Address, backref='user', order_by=address.c.id), }) - mapper(Address, address) + mapper_registry.map_imperatively(Address, address) .. _orm_mapper_configuration_overview: @@ -583,7 +585,7 @@ There are four general classes of configuration information that the :func:`_orm.mapper` function looks for: The class to be mapped ------------------------ +---------------------- This is a class that we construct in our application. There are generally no restrictions on the structure of this class. [1]_ @@ -628,7 +630,7 @@ class, but does not modify the given :class:`_schema.Table` or other .. _orm_mapping_properties: The properties dictionary --------------------------- +------------------------- This is a dictionary of all of the attributes that will be associated with the mapped class. By default, the @@ -650,7 +652,7 @@ to :meth:`_orm.registry.map_imperatively`, which will pass it along to the :paramref:`_orm.mapper.properties` parameter. Other mapper configuration parameters ---------------------------------------- +------------------------------------- These flags are documented at :func:`_orm.mapper`. |