From: Raymond Hettinger <python@rcn.com>
Date: Tue, 24 Feb 2009 12:23:23 +0000 (+0000)
Subject: Backport 69934:  Register xrange() as a Sequence.
X-Git-Tag: v2.7a1~1954
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8c56f8890eefdfd769d864aa901db5cf4586b4cd;p=python

Backport 69934:  Register xrange() as a Sequence.
---

diff --git a/Lib/_abcoll.py b/Lib/_abcoll.py
index 36aca958c7..942a72c0ce 100644
--- a/Lib/_abcoll.py
+++ b/Lib/_abcoll.py
@@ -519,6 +519,7 @@ class Sequence(Sized, Iterable, Container):
 Sequence.register(tuple)
 Sequence.register(basestring)
 Sequence.register(buffer)
+Sequence.register(xrange)
 
 
 class MutableSequence(Sequence):
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index 4901eae8e5..9767afffc0 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -406,6 +406,9 @@ class TestCollectionABCs(ABCTestCase):
             self.failUnless(isinstance(sample(), Sequence))
             self.failUnless(issubclass(sample, Sequence))
         self.failUnless(issubclass(basestring, Sequence))
+        self.failUnless(isinstance(range(10), Sequence))
+        self.failUnless(issubclass(xrange, Sequence))
+        self.failUnless(issubclass(str, Sequence))
         self.validate_abstract_methods(Sequence, '__contains__', '__iter__', '__len__',
             '__getitem__')