Fix reference docs (Closes #166, #167).

Use ``obj`` for ``@post_generation``-decorated methods, instead of
``self``: this makes it clearer that the ``obj`` is an instance of the
model, and not of the ``Factory``.

Thanks to @jamescooke & @NiklasMM for spotting the typo.

1 files changed, 1 insertions, 1 deletions

diff --git a/docs/reference.rst b/docs/reference.rst
index 2516936..43433e0 100644
--- a/docs/reference.rst
+++ b/docs/reference.rst
@@ -1192,7 +1192,7 @@ For instance, a :class:`PostGeneration` hook is declared as ``post``:
             model = SomeObject
 
         @post_generation
-        def post(self, create, extracted, **kwargs):
+        def post(obj, create, extracted, **kwargs):
             obj.set_origin(create)
 
 .. OHAI_VIM**