Improve documentation using property_manager.sphinx module

Author: xolox

docs/conf.py

@@ -21,6 +21,7 @@
     'sphinx.ext.intersphinx',
     'sphinx.ext.viewcode',
     'humanfriendly.sphinx',
+    'property_manager.sphinx',
 ]
 
 # Configuration for the `autodoc' extension.

requirements.txt

@@ -2,7 +2,7 @@ coloredlogs >= 5.0
 executor >= 16.0.1
 humanfriendly >= 3.4
 naturalsort >= 1.4
-property-manager >= 2.0
+property-manager >= 2.3
 python-dateutil >= 2.2
 # simpleeval version 0.9.2 introduces syntax that is incompatible with Python 2.6.
 simpleeval >= 0.8.7, < 0.9.2

rotate_backups/__init__.py

@@ -710,14 +710,7 @@ def __str__(self):
 
 class Backup(PropertyManager):
 
-    """
-    :class:`Backup` objects represent a rotation subject.
-
-    In addition to the :attr:`pathname`, :attr:`timestamp` and :attr:`week`
-    properties :class:`Backup` objects support all of the attributes of
-    :class:`~datetime.datetime` objects by deferring attribute access for
-    unknown attributes to :attr:`timestamp`.
-    """
+    """:class:`Backup` objects represent a rotation subject."""
 
     key_properties = 'timestamp', 'pathname'
     """