Update docs for class Meta.

6 files changed, 265 insertions, 109 deletions

diff --git a/README.rst b/README.rst
index b35adc5..787d754 100644
--- a/README.rst
+++ b/README.rst
@@ -94,7 +94,8 @@ Usage
 Defining factories
 """"""""""""""""""
 
-Factories declare a set of attributes used to instantiate an object. The class of the object must be defined in the FACTORY_FOR attribute:
+Factories declare a set of attributes used to instantiate an object.
+The class of the object must be defined in the ``target`` field of a ``class Meta:`` attribute:
 
 .. code-block:: python
 
@@ -102,7 +103,8 @@ Factories declare a set of attributes used to instantiate an object. The class o
     from . import models
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         first_name = 'John'
         last_name = 'Doe'
@@ -110,7 +112,8 @@ Factories declare a set of attributes used to instantiate an object. The class o
 
     # Another, different, factory for the same object
     class AdminFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         first_name = 'Admin'
         last_name = 'User'
@@ -164,7 +167,9 @@ These "lazy" attributes can be added as follows:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
+
         first_name = 'Joe'
         last_name = 'Blow'
         email = factory.LazyAttribute(lambda a: '{0}.{1}@example.com'.format(a.first_name, a.last_name).lower())
@@ -183,7 +188,9 @@ Unique values in a specific format (for example, e-mail addresses) can be genera
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
+
         email = factory.Sequence(lambda n: 'person{0}@example.com'.format(n))
 
     >>> UserFactory().email
@@ -201,7 +208,9 @@ This is handled by the ``SubFactory`` helper:
 .. code-block:: python
 
     class PostFactory(factory.Factory):
-        FACTORY_FOR = models.Post
+        class Meta:
+            target = models.Post
+
         author = factory.SubFactory(UserFactory)
 
 
diff --git a/docs/examples.rst b/docs/examples.rst
index aab990a..52a5ef6 100644
--- a/docs/examples.rst
+++ b/docs/examples.rst
@@ -56,14 +56,16 @@ And now, we'll define the related factories:
 
 
     class AccountFactory(factory.Factory):
-        FACTORY_FOR = objects.Account
+        class Meta:
+            target = objects.Account
 
         username = factory.Sequence(lambda n: 'john%s' % n)
         email = factory.LazyAttribute(lambda o: '%s@example.org' % o.username)
 
 
     class ProfileFactory(factory.Factory):
-        FACTORY_FOR = objects.Profile
+        class Meta:
+            target = objects.Profile
 
         account = factory.SubFactory(AccountFactory)
         gender = factory.Iterator([objects.Profile.GENDER_MALE, objects.Profile.GENDER_FEMALE])
diff --git a/docs/introduction.rst b/docs/introduction.rst
index 86e2046..6ea6b5e 100644
--- a/docs/introduction.rst
+++ b/docs/introduction.rst
@@ -18,10 +18,11 @@ Basic usage
 -----------
 
 
-Factories declare a set of attributes used to instantiate an object, whose class is defined in the FACTORY_FOR attribute:
+Factories declare a set of attributes used to instantiate an object, whose class is defined in the ``class Meta``'s ``target`` attribute:
 
 - Subclass ``factory.Factory`` (or a more suitable subclass)
-- Set its ``FACTORY_FOR`` attribute to the target class
+- Add a ``class Meta:`` block
+- Set its ``target`` attribute to the target class
 - Add defaults for keyword args to pass to the associated class' ``__init__`` method
 
 
@@ -31,7 +32,8 @@ Factories declare a set of attributes used to instantiate an object, whose class
     from . import base
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = base.User
+        class Meta:
+            target = base.User
 
         firstname = "John"
         lastname = "Doe"
@@ -56,7 +58,8 @@ A given class may be associated to many :class:`~factory.Factory` subclasses:
 .. code-block:: python
 
     class EnglishUserFactory(factory.Factory):
-        FACTORY_FOR = base.User
+        class Meta:
+            target = base.User
 
         firstname = "John"
         lastname = "Doe"
@@ -64,7 +67,8 @@ A given class may be associated to many :class:`~factory.Factory` subclasses:
 
 
     class FrenchUserFactory(factory.Factory):
-        FACTORY_FOR = base.User
+        class Meta:
+            target = base.User
 
         firstname = "Jean"
         lastname = "Dupont"
@@ -88,7 +92,8 @@ This is achieved with the :class:`~factory.Sequence` declaration:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         username = factory.Sequence(lambda n: 'user%d' % n)
 
@@ -104,7 +109,8 @@ This is achieved with the :class:`~factory.Sequence` declaration:
           .. code-block:: python
 
             class UserFactory(factory.Factory):
-                FACTORY_FOR = models.User
+                class Meta:
+                    target = models.User
 
                 @factory.sequence
                 def username(n):
@@ -121,7 +127,8 @@ taking the object being built and returning the value for the field:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         username = factory.Sequence(lambda n: 'user%d' % n)
         email = factory.LazyAttribute(lambda obj: '%s@example.com' % obj.username)
@@ -146,7 +153,8 @@ taking the object being built and returning the value for the field:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         username = factory.Sequence(lambda n: 'user%d' % n)
 
@@ -168,7 +176,8 @@ and update them with its own declarations:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = base.User
+        class Meta:
+            target = base.User
 
         firstname = "John"
         lastname = "Doe"
@@ -209,13 +218,14 @@ Non-kwarg arguments
 
 Some classes take a few, non-kwarg arguments first.
 
-This is handled by the :data:`~factory.Factory.FACTORY_ARG_PARAMETERS` attribute:
+This is handled by the :data:`~factory.FactoryOptions.arg_parameters` attribute:
 
 .. code-block:: python
 
     class MyFactory(factory.Factory):
-        FACTORY_FOR = MyClass
-        FACTORY_ARG_PARAMETERS = ('x', 'y')
+        class Meta:
+            target = MyClass
+            arg_parameters = ('x', 'y')
 
         x = 1
         y = 2
@@ -251,7 +261,8 @@ Calling a :class:`~factory.Factory` subclass will provide an object through the
 .. code-block:: python
 
     class MyFactory(factory.Factory):
-        FACTORY_FOR = MyClass
+        class Meta:
+            target = MyClass
 
 .. code-block:: pycon
 
@@ -265,6 +276,6 @@ Calling a :class:`~factory.Factory` subclass will provide an object through the
     <MyClass: X (saved)>
 
 
-The default strategy can be changed by setting the class-level :attr:`~factory.Factory.FACTORY_STRATEGY` attribute.
+The default strategy can be changed by setting the ``class Meta`` :attr:`~factory.FactoryOptions.strategy` attribute.
 
 
diff --git a/docs/orms.rst b/docs/orms.rst
index c893cac..5ef8568 100644
--- a/docs/orms.rst
+++ b/docs/orms.rst
@@ -32,7 +32,7 @@ All factories for a Django :class:`~django.db.models.Model` should use the
 
     This class provides the following features:
 
-    * The :attr:`~factory.Factory.FACTORY_FOR` attribute also supports the ``'app.Model'``
+    * The :attr:`~factory.FactoryOption.target` attribute also supports the ``'app.Model'``
       syntax
     * :func:`~factory.Factory.create()` uses :meth:`Model.objects.create() <django.db.models.query.QuerySet.create>`
     * :func:`~factory.Factory._setup_next_sequence()` selects the next unused primary key value
@@ -40,7 +40,12 @@ All factories for a Django :class:`~django.db.models.Model` should use the
       attributes, the base object will be :meth:`saved <django.db.models.Model.save>`
       once all post-generation hooks have run.
 
-    .. attribute:: FACTORY_DJANGO_GET_OR_CREATE
+
+.. class:: DjangoOptions(factory.base.FactoryOptions)
+
+    The ``class Meta`` on a :class:`~DjangoModelFactory` supports an extra parameter:
+
+    .. attribute:: django_get_or_create
 
         Fields whose name are passed in this list will be used to perform a
         :meth:`Model.objects.get_or_create() <django.db.models.query.QuerySet.get_or_create>`
@@ -49,8 +54,9 @@ All factories for a Django :class:`~django.db.models.Model` should use the
         .. code-block:: python
 
             class UserFactory(factory.django.DjangoModelFactory):
-                FACTORY_FOR = 'myapp.User'  # Equivalent to ``FACTORY_FOR = myapp.models.User``
-                FACTORY_DJANGO_GET_OR_CREATE = ('username',)
+                class Meta:
+                    target = 'myapp.User'  # Equivalent to ``target = myapp.models.User``
+                    django_get_or_create = ('username',)
 
                 username = 'john'
 
@@ -80,11 +86,13 @@ All factories for a Django :class:`~django.db.models.Model` should use the
           .. code-block:: python
 
               class MyAbstractModelFactory(factory.django.DjangoModelFactory):
-                  FACTORY_FOR = models.MyAbstractModel
-                  ABSTRACT_FACTORY = True
+                  class Meta:
+                      target = models.MyAbstractModel
+                      abstract = True
 
               class MyConcreteModelFactory(MyAbstractModelFactory):
-                  FACTORY_FOR = models.MyConcreteModel
+                  class Meta:
+                      target = models.MyConcreteModel
 
           Otherwise, factory_boy will try to get the 'next PK' counter from the abstract model.
 
@@ -112,7 +120,8 @@ Extra fields
 .. code-block:: python
 
     class MyFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.MyModel
+        class Meta:
+            target = models.MyModel
 
         the_file = factory.django.FileField(filename='the_file.dat')
 
@@ -149,7 +158,8 @@ Extra fields
 .. code-block:: python
 
     class MyFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.MyModel
+        class Meta:
+            target = models.MyModel
 
         the_image = factory.django.ImageField(color='blue')
 
@@ -188,7 +198,8 @@ To work around this problem, use the :meth:`mute_signals()` decorator/context ma
 
     @factory.django.mute_signals(signals.pre_save, signals.post_save)
     class FooFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.Foo
+        class Meta:
+            target = models.Foo
 
         # ...
 
@@ -241,7 +252,7 @@ factory_boy supports `MongoEngine`_-style models, through the :class:`MongoEngin
     * :func:`~factory.Factory.create()` builds an instance through ``__init__`` then
       saves it.
 
-    .. note:: If the :attr:`associated class <factory.Factory.FACTORY_FOR>` is a :class:`mongoengine.EmbeddedDocument`,
+    .. note:: If the :attr:`associated class <factory.FactoryOptions.target>` is a :class:`mongoengine.EmbeddedDocument`,
               the :meth:`~MongoEngineFactory.create` function won't "save" it, since this wouldn't make sense.
 
               This feature makes it possible to use :class:`~factory.SubFactory` to create embedded document.
@@ -255,7 +266,7 @@ SQLAlchemy
 
 Factoy_boy also supports `SQLAlchemy`_  models through the :class:`SQLAlchemyModelFactory` class.
 
-To work, this class needs an `SQLAlchemy`_ session object affected to "FACTORY_SESSION" class attribute.
+To work, this class needs an `SQLAlchemy`_ session object affected to the ``Meta.sqlalchemy_session`` attribute.
 
 .. _SQLAlchemy: http://www.sqlalchemy.org/
 
@@ -268,7 +279,12 @@ To work, this class needs an `SQLAlchemy`_ session object affected to "FACTORY_S
     * :func:`~factory.Factory.create()` uses :meth:`sqlalchemy.orm.session.Session.add`
     * :func:`~factory.Factory._setup_next_sequence()` selects the next unused primary key value
 
-    .. attribute:: FACTORY_SESSION
+.. class:: SQLAlchemyOptions(factory.base.FactoryOptions)
+
+    In addition to the usual parameters available in :class:`class Meta <factory.base.FactoryOptions>`,
+    a :class:`SQLAlchemyModelFactory` also supports the following settings:
+
+    .. attribute:: sqlalchemy_session
 
         Fields whose SQLAlchemy session object are passed will be used to communicate with the database
 
@@ -297,8 +313,9 @@ A (very) simple exemple:
 
 
     class UserFactory(SQLAlchemyModelFactory):
-        FACTORY_FOR = User
-        FACTORY_SESSION = session   # the SQLAlchemy session object
+        class Meta:
+            target = User
+            sqlalchemy_session = session   # the SQLAlchemy session object
 
         id = factory.Sequence(lambda n: n)
         name = factory.Sequence(lambda n: u'User %d' % n)
diff --git a/docs/recipes.rst b/docs/recipes.rst
index 7a6bf23..917bc3c 100644
--- a/docs/recipes.rst
+++ b/docs/recipes.rst
@@ -26,7 +26,8 @@ use the :class:`~factory.SubFactory` declaration:
     from . import models
 
     class UserFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         first_name = factory.Sequence(lambda n: "Agent %03d" % n)
         group = factory.SubFactory(GroupFactory)
@@ -53,7 +54,8 @@ use a :class:`~factory.RelatedFactory` declaration:
 
     # factories.py
     class UserFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         log = factory.RelatedFactory(UserLogFactory, 'user', action=models.UserLog.ACTION_CREATE)
 
@@ -75,7 +77,8 @@ factory_boy allows to define attributes of such profiles dynamically when creati
 .. code-block:: python
 
     class ProfileFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = my_models.Profile
+        class Meta:
+            target = my_models.Profile
 
         title = 'Dr'
         # We pass in profile=None to prevent UserFactory from creating another profile
@@ -83,7 +86,8 @@ factory_boy allows to define attributes of such profiles dynamically when creati
         user = factory.SubFactory('app.factories.UserFactory', profile=None)
 
     class UserFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = auth_models.User
+        class Meta:
+            target = auth_models.User
 
         username = factory.Sequence(lambda n: "user_%d" % n)
 
@@ -145,12 +149,14 @@ hook:
 
     # factories.py
     class GroupFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.Group
+        class Meta:
+            target = models.Group
 
         name = factory.Sequence(lambda n: "Group #%s" % n)
 
     class UserFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         name = "John Doe"
 
@@ -200,17 +206,20 @@ If more links are needed, simply add more :class:`RelatedFactory` declarations:
 
     # factories.py
     class UserFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         name = "John Doe"
 
     class GroupFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.Group
+        class Meta:
+            target = models.Group
 
         name = "Admins"
 
     class GroupLevelFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.GroupLevel
+        class Meta:
+            target = models.GroupLevel
 
         user = factory.SubFactory(UserFactory)
         group = factory.SubFactory(GroupFactory)
@@ -273,20 +282,23 @@ Here, we want:
 
     # factories.py
     class CountryFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.Country
+        class Meta:
+            target = models.Country
 
         name = factory.Iterator(["France", "Italy", "Spain"])
         lang = factory.Iterator(['fr', 'it', 'es'])
 
     class UserFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.User
+        class Meta:
+            target = models.User
 
         name = "John"
         lang = factory.SelfAttribute('country.lang')
         country = factory.SubFactory(CountryFactory)
 
     class CompanyFactory(factory.django.DjangoModelFactory):
-        FACTORY_FOR = models.Company
+        class Meta:
+            target = models.Company
 
         name = "ACME, Inc."
         country = factory.SubFactory(CountryFactory)
@@ -302,7 +314,9 @@ default :meth:`Model.objects.create() <django.db.models.query.QuerySet.create>`
 .. code-block:: python
 
    class UserFactory(factory.DjangoModelFactory):
-       FACTORY_FOR = UserenaSignup
+       class Meta:
+           target = UserenaSignup
+
        username = "l7d8s"
        email = "my_name@example.com"
        password = "my_password"
diff --git a/docs/reference.rst b/docs/reference.rst
index 53584a0..f19b44e 100644
--- a/docs/reference.rst
+++ b/docs/reference.rst
@@ -11,37 +11,54 @@ For internals and customization points, please refer to the :doc:`internals` sec
 The :class:`Factory` class
 --------------------------
 
-.. class:: Factory
+.. class:: FactoryOptions
+
+    .. versionadded:: 2.4.0
+
+    A :class:`Factory`'s behaviour can be tuned through a few settings.
+
+    For convenience, they are declared in a single ``class Meta`` attribute:
 
-    The :class:`Factory` class is the base of factory_boy features.
+    .. code-block:: python
 
-    It accepts a few specific attributes (must be specified on class declaration):
+        class MyFactory(factory.Factory):
+            class Meta:
+                target = MyObject
+                abstract = False
 
-    .. attribute:: FACTORY_FOR
+    .. attribute:: target
 
         This optional attribute describes the class of objects to generate.
 
         If unset, it will be inherited from parent :class:`Factory` subclasses.
 
-    .. attribute:: ABSTRACT_FACTORY
+        .. versionadded:: 2.4.0
+
+    .. attribute:: abstract
 
         This attribute indicates that the :class:`Factory` subclass should not
         be used to generate objects, but instead provides some extra defaults.
 
         It will be automatically set to ``True`` if neither the :class:`Factory`
-        subclass nor its parents define the :attr:`~Factory.FACTORY_FOR` attribute.
+        subclass nor its parents define the :attr:`~FactoryOptions.target` attribute.
+
+        .. warning:: This flag is reset to ``False`` When a :class:`Factory` subclasses
+                     another one if a :attr:`~FactoryOptions.target` is set.
+
+        .. versionadded:: 2.4.0
 
-    .. attribute:: FACTORY_ARG_PARAMETERS
+    .. attribute:: arg_parameters
 
         Some factories require non-keyword arguments to their :meth:`~object.__init__`.
-        They should be listed, in order, in the :attr:`FACTORY_ARG_PARAMETERS`
+        They should be listed, in order, in the :attr:`arg_parameters`
         attribute:
 
         .. code-block:: python
 
             class UserFactory(factory.Factory):
-                FACTORY_FOR = User
-                FACTORY_ARG_PARAMETERS = ('login', 'email')
+                class Meta:
+                    target = User
+                    arg_parameters = ('login', 'email')
 
                 login = 'john'
                 email = factory.LazyAttribute(lambda o: '%s@example.com' % o.login)
@@ -53,22 +70,25 @@ The :class:`Factory` class
             <User: john>
             >>> User('john', 'john@example.com', firstname="John")  # actual call
 
-    .. attribute:: FACTORY_HIDDEN_ARGS
+        .. versionadded:: 2.4.0
+
+    .. attribute:: hidden_args
 
         While writing a :class:`Factory` for some object, it may be useful to
         have general fields helping defining others, but that should not be
         passed to the target class; for instance, a field named 'now' that would
         hold a reference time used by other objects.
 
-        Factory fields whose name are listed in :attr:`FACTORY_HIDDEN_ARGS` will
+        Factory fields whose name are listed in :attr:`hidden_args` will
         be removed from the set of args/kwargs passed to the underlying class;
         they can be any valid factory_boy declaration:
 
         .. code-block:: python
 
             class OrderFactory(factory.Factory):
-                FACTORY_FOR = Order
-                FACTORY_HIDDEN_ARGS = ('now',)
+                class Meta:
+                    target = Order
+                    hidden_args = ('now',)
 
                 now = factory.LazyAttribute(lambda o: datetime.datetime.utcnow())
                 started_at = factory.LazyAttribute(lambda o: o.now - datetime.timedelta(hours=1))
@@ -83,6 +103,55 @@ The :class:`Factory` class
             >>> OrderFactory(now=datetime.datetime(2013, 4, 1, 10))
             <Order: started 2013-04-01 09:00:00, paid 2013-04-01 09:10:00>
 
+        .. versionadded:: 2.4.0
+
+
+.. class:: Factory
+
+    .. note:: In previous versions, the fields of :class:`class Meta <factory.FactoryOptions>` were
+              defined as class attributes on :class:`Factory`. This is now deprecated and will be removed
+              in 2.5.0.
+
+              .. attribute:: FACTORY_FOR
+
+                  .. deprecated:: 2.4.0
+                                  See :attr:`FactoryOptions.target`.
+
+              .. attribute:: ABSTRACT_FACTORY
+
+                  .. deprecated:: 2.4.0
+                                  See :attr:`FactoryOptions.abstract`.
+
+              .. attribute:: FACTORY_ARG_PARAMETERS
+
+                  .. deprecated:: 2.4.0
+                                  See :attr:`FactoryOptions.arg_parameters`.
+
+              .. attribute:: FACTORY_HIDDEN_ARGS
+
+                  .. deprecated:: 2.4.0
+                                  See :attr:`FactoryOptions.hidden_args`.
+
+
+    **Class-level attributes:**
+
+    .. attribute:: _meta
+
+        .. versionadded:: 2.4.0
+
+        The :class:`FactoryOptions` instance attached to a :class:`Factory` class is available
+        as a :attr:`_meta` attribute.
+
+    .. attribute:: _options_class
+
+        .. versionadded:: 2.4.0
+
+        If a :class:`Factory` subclass needs to define additional, extra options, it has to
+        provide a custom :class:`FactoryOptions` subclass.
+
+        A pointer to that custom class should be provided as :attr:`_options_class` so that
+        the :class:`Factory`-building metaclass can use it instead.
+
 
     **Base functions:**
 
@@ -162,7 +231,7 @@ The :class:`Factory` class
         The :meth:`_adjust_kwargs` extension point allows for late fields tuning.
 
         It is called once keyword arguments have been resolved and post-generation
-        items removed, but before the :attr:`FACTORY_ARG_PARAMETERS` extraction
+        items removed, but before the :attr:`~FactoryOptions.arg_parameters` extraction
         phase.
 
         .. code-block:: python
@@ -194,7 +263,7 @@ The :class:`Factory` class
         .. OHAI_VIM*
 
         This class method is called whenever a new instance needs to be built.
-        It receives the target class (provided to :attr:`FACTORY_FOR`), and
+        It receives the target class (provided to :attr:`~FactoryOptions.target`), and
         the positional and keyword arguments to use for the class once all has
         been computed.
 
@@ -214,7 +283,8 @@ The :class:`Factory` class
         .. code-block:: python
 
             class BaseBackendFactory(factory.Factory):
-                ABSTRACT_FACTORY = True  # Optional
+                class Meta:
+                    abstract = True  # Optional
 
                 def _create(cls, target_class, *args, **kwargs):
                     obj = target_class(*args, **kwargs)
@@ -254,7 +324,7 @@ The :class:`Factory` class
             >>> SomeFactory._next_sequence
             4
 
-        Since subclasses of a non-:attr:`abstract <factory.Factory.ABSTRACT_FACTORY>`
+        Since subclasses of a non-:attr:`abstract <factory.FactoryOptions.abstract>`
         :class:`~factory.Factory` share the same sequence counter, special care needs
         to be taken when resetting the counter of such a subclass.
 
@@ -293,7 +363,7 @@ factory_boy supports two main strategies for generating instances, plus stubs.
     but not persisted to any datastore.
 
     It is usually a simple call to the :meth:`~object.__init__` method of the
-    :attr:`~Factory.FACTORY_FOR` class.
+    :attr:`~FactoryOptions.target` class.
 
 
 .. data:: CREATE_STRATEGY
@@ -316,7 +386,7 @@ factory_boy supports two main strategies for generating instances, plus stubs.
                  when using the ``create`` strategy.
 
                  That policy will be used if the
-                 :attr:`associated class <Factory.FACTORY_FOR>` has an ``objects``
+                 :attr:`associated class <FactoryOptions.target>` has an ``objects``
                  attribute *and* the :meth:`~Factory._create` classmethod of the
                  :class:`Factory` wasn't overridden.
 
@@ -337,7 +407,7 @@ factory_boy supports two main strategies for generating instances, plus stubs.
 .. data:: STUB_STRATEGY
 
     The 'stub' strategy is an exception in the factory_boy world: it doesn't return
-    an instance of the :attr:`~Factory.FACTORY_FOR` class, and actually doesn't
+    an instance of the :attr:`~FactoryOptions.target` class, and actually doesn't
     require one to be present.
 
     Instead, it returns an instance of :class:`StubObject` whose attributes have been
@@ -359,7 +429,7 @@ factory_boy supports two main strategies for generating instances, plus stubs.
 
 .. class:: StubFactory(Factory)
 
-    An :attr:`abstract <Factory.ABSTRACT_FACTORY>` :class:`Factory`,
+    An :attr:`abstract <FactoryOptions.abstract>` :class:`Factory`,
     with a default strategy set to :data:`STUB_STRATEGY`.
 
 
@@ -414,7 +484,8 @@ accept the object being built as sole argument, and return a value.
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         username = 'john'
         email = factory.LazyAttribute(lambda o: '%s@example.com' % o.username)
@@ -449,7 +520,8 @@ return value of the method:
 .. code-block:: python
 
     class UserFactory(factory.Factory)
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         name = u"Jean"
 
@@ -487,7 +559,8 @@ This declaration takes a single argument, a function accepting a single paramete
 .. code-block:: python
 
     class UserFactory(factory.Factory)
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         phone = factory.Sequence(lambda n: '123-555-%04d' % n)
 
@@ -512,7 +585,8 @@ be the sequence counter - this might be confusing:
 .. code-block:: python
 
     class UserFactory(factory.Factory)
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         @factory.sequence
         def phone(n):
@@ -537,7 +611,8 @@ The sequence counter is shared across all :class:`Sequence` attributes of the
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         phone = factory.Sequence(lambda n: '%04d' % n)
         office = factory.Sequence(lambda n: 'A23-B%03d' % n)
@@ -561,7 +636,8 @@ sequence counter is shared:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         phone = factory.Sequence(lambda n: '123-555-%04d' % n)
 
@@ -596,7 +672,8 @@ class-level value.
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         uid = factory.Sequence(int)
 
@@ -631,7 +708,8 @@ It takes a single argument, a function whose two parameters are, in order:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         login = 'john'
         email = factory.LazyAttributeSequence(lambda o, n: '%s@s%d.example.com' % (o.login, n))
@@ -655,7 +733,8 @@ handles more complex cases:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         login = 'john'
 
@@ -692,7 +771,8 @@ The :class:`SubFactory` attribute should be called with:
           .. code-block:: python
 
               class FooFactory(factory.Factory):
-                  FACTORY_FOR = Foo
+                  class Meta:
+                      target = Foo
 
                   bar = factory.SubFactory(BarFactory)  # Not BarFactory()
 
@@ -705,7 +785,8 @@ Definition
 
     # A standard factory
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         # Various fields
         first_name = 'John'
@@ -714,7 +795,8 @@ Definition
 
     # A factory for an object with a 'User' field
     class CompanyFactory(factory.Factory):
-        FACTORY_FOR = Company
+        class Meta:
+            target = Company
 
         name = factory.Sequence(lambda n: 'FactoryBoyz' + 'z' * n)
 
@@ -794,13 +876,15 @@ This issue can be handled by passing the absolute import path to the target
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         username = 'john'
         main_group = factory.SubFactory('users.factories.GroupFactory')
 
     class GroupFactory(factory.Factory):
-        FACTORY_FOR = Group
+        class Meta:
+            target = Group
 
         name = "MyGroup"
         owner = factory.SubFactory(UserFactory)
@@ -828,7 +912,8 @@ That declaration takes a single argument, a dot-delimited path to the attribute
 .. code-block:: python
 
     class UserFactory(factory.Factory)
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         birthdate = factory.Sequence(lambda n: datetime.date(2000, 1, 1) + datetime.timedelta(days=n))
         birthmonth = factory.SelfAttribute('birthdate.month')
@@ -854,13 +939,15 @@ gains an "upward" semantic through the double-dot notation, as used in Python im
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         language = 'en'
 
 
     class CompanyFactory(factory.Factory):
-        FACTORY_FOR = Company
+        class Meta:
+            target = Company
 
         country = factory.SubFactory(CountryFactory)
         owner = factory.SubFactory(UserFactory, language=factory.SelfAttribute('..country.language'))
@@ -888,7 +975,8 @@ through the :attr:`~containers.LazyStub.factory_parent` attribute of the passed-
 .. code-block:: python
 
     class CompanyFactory(factory.Factory):
-        FACTORY_FOR = Company
+        class Meta:
+            target = Company
         country = factory.SubFactory(CountryFactory)
         owner = factory.SubFactory(UserFactory,
             language=factory.LazyAttribute(lambda user: user.factory_parent.country.language),
@@ -966,7 +1054,8 @@ adequate value.
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         # CATEGORY_CHOICES is a list of (key, title) tuples
         category = factory.Iterator(User.CATEGORY_CHOICES, getter=lambda c: c[0])
@@ -987,7 +1076,8 @@ use the :func:`iterator` decorator:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         @factory.iterator
         def name():
@@ -1030,7 +1120,8 @@ with the :class:`Dict` and :class:`List` attributes:
     .. code-block:: python
 
         class UserFactory(factory.Factory):
-            FACTORY_FOR = User
+            class Meta:
+                target = User
 
             is_superuser = False
             roles = factory.Dict({
@@ -1066,7 +1157,8 @@ with the :class:`Dict` and :class:`List` attributes:
     .. code-block:: python
 
         class UserFactory(factory.Factory):
-            FACTORY_FOR = User
+            class Meta:
+                target = User
 
             flags = factory.List([
                 'user',
@@ -1113,7 +1205,8 @@ For instance, a :class:`PostGeneration` hook is declared as ``post``:
 .. code-block:: python
 
     class SomeFactory(factory.Factory):
-        FACTORY_FOR = SomeObject
+        class Meta:
+            target = SomeObject
 
         @post_generation
         def post(self, create, extracted, **kwargs):
@@ -1128,7 +1221,7 @@ When calling the factory, some arguments will be extracted for this method:
 - Any argument starting with ``post__XYZ`` will be extracted, its ``post__`` prefix
   removed, and added to the kwargs passed to the post-generation hook.
 
-Extracted arguments won't be passed to the :attr:`~Factory.FACTORY_FOR` class.
+Extracted arguments won't be passed to the :attr:`~FactoryOptions.target` class.
 
 Thus, in the following call:
 
@@ -1142,7 +1235,7 @@ Thus, in the following call:
     )
 
 The ``post`` hook will receive ``1`` as ``extracted`` and ``{'y': 3, 'z__t': 42}``
-as keyword arguments; ``{'post_x': 2}`` will be passed to ``SomeFactory.FACTORY_FOR``.
+as keyword arguments; ``{'post_x': 2}`` will be passed to ``SomeFactory._meta.target``.
 
 
 RelatedFactory
@@ -1184,7 +1277,8 @@ RelatedFactory
           .. code-block:: python
 
               class FooFactory(factory.Factory):
-                  FACTORY_FOR = Foo
+                  class Meta:
+                      target = Foo
 
                   bar = factory.RelatedFactory(BarFactory)  # Not BarFactory()
 
@@ -1192,13 +1286,15 @@ RelatedFactory
 .. code-block:: python
 
     class CityFactory(factory.Factory):
-        FACTORY_FOR = City
+        class Meta:
+            target = City
 
         capital_of = None
         name = "Toronto"
 
     class CountryFactory(factory.Factory):
-        FACTORY_FOR = Country
+        class Meta:
+            target = Country
 
         lang = 'fr'
         capital_city = factory.RelatedFactory(CityFactory, 'capital_of', name="Paris")
@@ -1260,7 +1356,8 @@ as ``callable(obj, create, extracted, **kwargs)``, where:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         login = 'john'
         make_mbox = factory.PostGeneration(
@@ -1280,7 +1377,8 @@ A decorator is also provided, decorating a single method accepting the same
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         login = 'john'
 
@@ -1316,7 +1414,7 @@ PostGenerationMethodCall
 
     .. attribute:: method_name
 
-        The name of the method to call on the :attr:`~Factory.FACTORY_FOR` object
+        The name of the method to call on the :attr:`~FactoryOptions.target` object
 
     .. attribute:: args
 
@@ -1340,7 +1438,8 @@ attribute like below:
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         username = 'user'
         password = factory.PostGenerationMethodCall('set_password',
@@ -1390,7 +1489,8 @@ factory during instantiation.
     .. code-block:: python
 
         class UserFactory(factory.django.DjangoModelFactory):
-            FACTORY_FOR = User
+            class Meta:
+                target = User
 
             username = 'user'
             password = factory.PostGenerationMethodCall('set_password',
@@ -1404,7 +1504,8 @@ example, if we declared the ``password`` attribute like the following,
 .. code-block:: python
 
     class UserFactory(factory.Factory):
-        FACTORY_FOR = User
+        class Meta:
+            target = User
 
         username = 'user'
         password = factory.PostGenerationMethodCall('set_password', '', 'sha1')
@@ -1467,7 +1568,8 @@ Lightweight factory declaration
         # This is equivalent to:
 
         class UserFactory(factory.Factory):
-            FACTORY_FOR = User
+            class Meta:
+                target = User
 
             login = 'john'
             email = factory.LazyAttribute(lambda u: '%s@example.com' % u.login)
@@ -1486,7 +1588,8 @@ Lightweight factory declaration
         # This is equivalent to:
 
         class UserFactory(factory.django.DjangoModelFactory):
-            FACTORY_FOR = models.User
+            class Meta:
+                target = models.User
 
             login = 'john'
             email = factory.LazyAttribute(lambda u: '%s@example.com' % u.login)