Added other info about tz module.

doc/cursor.rst

@@ -482,3 +482,12 @@ The ``cursor`` class
 
         .. versionadded:: 2.0.6
 
+
+    .. attribute:: tzinfo_factory
+
+        The time zone factory used to handle data types such as
+        :sql:`TIMESTAMP WITH TIME ZONE`.  It should be a |tzinfo|_ object.
+        See also the :mod:`psycopg2.tz` module.
+
+        .. |tzinfo| replace:: :class:`!tzinfo`
+        .. _tzinfo: http://docs.python.org/library/datetime.html#tzinfo-objects

doc/tz.rst

@@ -6,11 +6,11 @@
 .. module:: psycopg2.tz
 
 This module holds two different tzinfo implementations that can be used as the
-:obj:`tzinfo` argument to datetime constructors, directly passed to psycopg
+:obj:`tzinfo` argument to datetime constructors, directly passed to Psycopg
 functions or used to set the :attr:`cursor.tzinfo_factory` attribute in
 cursors. 
 
-.. todo:: tz module
+.. todo:: should say something more about tz handling
 
 .. autoclass:: psycopg2.tz.FixedOffsetTimezone
 

lib/tz.py

@@ -34,9 +34,11 @@ ZERO = datetime.timedelta(0)
 class FixedOffsetTimezone(datetime.tzinfo):
     """Fixed offset in minutes east from UTC.
 
-    This is exactly the implementation found in Python 2.3.x documentation,
-    with a small change to the __init__ method to allow for pickling and a
-    default name in the form 'sHH:MM' ('s' is the sign.)
+    This is exactly the implementation__ found in Python 2.3.x documentation,
+    with a small change to the :meth:`!__init__` method to allow for pickling
+    and a default name in the form ``sHH:MM`` (``s`` is the sign.).
+
+    .. __: http://docs.python.org/library/datetime.html#datetime-tzinfo
     """
     _name = None
     _offset = ZERO