Author: Alex Gaynor <alex.gay...@gmail.com>
Branch: stdlib-2.7.11
Changeset: r83201:ef51b367e34c
Date: 2016-03-20 17:33 -0400
http://bitbucket.org/pypy/pypy/changeset/ef51b367e34c/

Log:    whacky isinstance check to match waht the C implementation does

diff --git a/lib_pypy/_sqlite3.py b/lib_pypy/_sqlite3.py
--- a/lib_pypy/_sqlite3.py
+++ b/lib_pypy/_sqlite3.py
@@ -1155,7 +1155,7 @@
 
 class Row(object):
     def __init__(self, cursor, values):
-        if not isinstance(cursor, Cursor):
+        if not (type(cursor) is Cursor or issubclass(type(cursor), Cursor):
             raise TypeError("instance of cursor required for first argument")
         self.description = cursor.description
         self.values = values
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