diff --git a/docs/development.rst b/docs/development.rst
index 2a39b327..3f4897db 100644
--- a/docs/development.rst
+++ b/docs/development.rst
@@ -24,10 +24,25 @@ modular, so we can extend it with other backends in the future, like file
 playback and other online music services such as Last.fm.
 
 
+Code style
+==========
+
+We generally follow the `PEP-8 <http://www.python.org/dev/peps/pep-0008/>`_
+style guidelines, with a couple of notable exceptions:
+
+- We only indent continuation lines with an addition four spaces relative to
+  the previous line.
+- An exception to the previous exception: When continuing control flow
+  statements like ``if``, ``for`` and ``while``, indent the continuation lines
+  with eight spaces, so that it is indented an additional level compared to the
+  following block of code.
+
+
 Running tests
 =============
 
-To run tests, you need a couple of dependiencies. Some can be installed through Debian/Ubuntu package management::
+To run tests, you need a couple of dependencies. Some can be installed through
+Debian/Ubuntu package management::
 
     sudo aptitude install python-coverage
 
diff --git a/mopidy/backends/__init__.py b/mopidy/backends/__init__.py
index 8b6de67c..962e91ba 100644
--- a/mopidy/backends/__init__.py
+++ b/mopidy/backends/__init__.py
@@ -74,6 +74,7 @@ class BaseCurrentPlaylistController(object):
 
         :param id: track ID
         :type id: int
+        :rtype: :class:`mopidy.models.Track`
         """
         matches = filter(lambda t: t.id == id, self._playlist.tracks)
         if matches:
@@ -87,6 +88,7 @@ class BaseCurrentPlaylistController(object):
 
         :param uri: track URI
         :type uri: string
+        :rtype: :class:`mopidy.models.Track`
         """
         matches = filter(lambda t: t.uri == uri, self._playlist.tracks)
         if matches: