commit 45163ccce42ddf7840188c0c91e66ceeb28f0e58
author Nick Coghlan <ncoghlan@gmail.com> Wed Oct 02 22:31:47 2013 +1000
committer Nick Coghlan <ncoghlan@gmail.com> Wed Oct 02 22:31:47 2013 +1000
tree 63292c13f5447216d111321623af0dbd75c24d24
parent a0f169cde878f08c2873b0cdf42118439113a96f

Close #18690: register memoryview with Sequence ABC

Lib/collections/abc.py

diff --git a/Lib/collections/abc.py b/Lib/collections/abc.py
index a8681ea..d19e592 100644
--- a/Lib/collections/abc.py
+++ b/Lib/collections/abc.py
@@ -643,6 +643,7 @@
 Sequence.register(tuple)
 Sequence.register(str)
 Sequence.register(range)
+Sequence.register(memoryview)
 
 
 class ByteString(Sequence):

Lib/test/test_collections.py

diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index 706cc9e..6c733ee 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -782,6 +782,8 @@
             self.assertTrue(issubclass(sample, Sequence))
         self.assertIsInstance(range(10), Sequence)
         self.assertTrue(issubclass(range, Sequence))
+        self.assertIsInstance(memoryview(b""), Sequence)
+        self.assertTrue(issubclass(memoryview, Sequence))
         self.assertTrue(issubclass(str, Sequence))
         self.validate_abstract_methods(Sequence, '__contains__', '__iter__', '__len__',
             '__getitem__')