From 60017fec0e5e7401a111a8595cad86c2752ec2e3 Mon Sep 17 00:00:00 2001
From: Jonathan Ross Rogers <jrogers@socialserve.com>
Date: Mon, 1 Aug 2016 12:40:52 -0400
Subject: [PATCH 1/2] Make Range pickleable

---
 lib/_range.py              | 11 +++++++++++
 tests/test_types_extras.py |  7 +++++++
 2 files changed, 18 insertions(+)

diff --git a/lib/_range.py b/lib/_range.py
index 47b82086..b6fe0bdc 100644
--- a/lib/_range.py
+++ b/lib/_range.py
@@ -171,6 +171,17 @@ class Range(object):
         else:
             return self.__gt__(other)
 
+    def __getstate__(self):
+        return dict(
+            (slot, getattr(self, slot))
+            for slot in self.__slots__
+            if hasattr(self, slot)
+        )
+
+    def __setstate__(self, state):
+        for slot, value in state.items():
+            setattr(self, slot, value)
+
 
 def register_range(pgrange, pyrange, conn_or_curs, globally=False):
     """Create and register an adapter and the typecasters to convert between
diff --git a/tests/test_types_extras.py b/tests/test_types_extras.py
index b81cecab..d8444010 100755
--- a/tests/test_types_extras.py
+++ b/tests/test_types_extras.py
@@ -20,6 +20,7 @@ import sys
 from decimal import Decimal
 from datetime import date, datetime
 from functools import wraps
+from pickle import dumps, loads
 
 from testutils import unittest, skip_if_no_uuid, skip_before_postgres
 from testutils import ConnectingTestCase, decorate_all_tests
@@ -1397,6 +1398,12 @@ class RangeTestCase(unittest.TestCase):
         with py3_raises_typeerror():
             self.assert_(Range(1, 2) >= 1)
 
+    def test_pickling(self):
+        from psycopg2.extras import Range
+
+        r = Range(0, 4)
+        self.assertEqual(loads(dumps(r)), r)
+
 
 def skip_if_no_range(f):
     @wraps(f)

From cc054514611633f51e6d761a1ae245ea8774b5d6 Mon Sep 17 00:00:00 2001
From: Daniele Varrazzo <daniele.varrazzo@gmail.com>
Date: Sun, 7 Aug 2016 02:33:38 +0100
Subject: [PATCH 2/2] Report range picklable in NEWS file

Fix #462
---
 NEWS | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/NEWS b/NEWS
index 1a29628f..f0379065 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,12 @@
 Current release
 ---------------
 
+What's new in psycopg 2.6.3
+^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+- Make `~psycopg2.extras.Range` objects picklable (:ticket:`#462`).
+
+
 What's new in psycopg 2.6.2
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^