Merged revisions 88735 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r88735 | eli.bendersky | 2011-03-04 06:55:25 +0200 (Fri, 04 Mar 2011) | 2 lines

  Issue #11386: Fixed the exception thrown by bytearray.pop() for empty bytearrays
........

Lib/test/test_bytes.py

@@ -755,7 +755,7 @@ class ByteArrayTest(BaseBytesTest):
         self.assertEqual(b.pop(0), ord('w'))
         self.assertEqual(b.pop(-2), ord('r'))
         self.assertRaises(IndexError, lambda: b.pop(10))
-        self.assertRaises(OverflowError, lambda: bytearray().pop())
+        self.assertRaises(IndexError, lambda: bytearray().pop())
         # test for issue #6846
         self.assertEqual(bytearray(b'\xff').pop(), 0xff)
 

Misc/NEWS

@@ -25,6 +25,9 @@ Core and Builtins
 
 - Check for NULL result in PyType_FromSpec.
 
+- Issue #11386: bytearray.pop() now throws IndexError when the bytearray is
+  empty, instead of OverflowError.
+
 Library
 -------
 

Objects/bytearrayobject.c

@@ -2285,8 +2285,8 @@ bytearray_pop(PyByteArrayObject *self, PyObject *args)
         return NULL;
 
     if (n == 0) {
-        PyErr_SetString(PyExc_OverflowError,
-                        "cannot pop an empty bytearray");
+        PyErr_SetString(PyExc_IndexError,
+                        "pop from empty bytearray");
         return NULL;
     }
     if (where < 0)