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-rw-r--r--Lib/test/test_bytes.py2
-rw-r--r--Misc/NEWS3
-rw-r--r--Objects/bytearrayobject.c4
3 files changed, 6 insertions, 3 deletions
diff --git a/Lib/test/test_bytes.py b/Lib/test/test_bytes.py
index 6b5ef36512..2026cdbde1 100644
--- a/Lib/test/test_bytes.py
+++ b/Lib/test/test_bytes.py
@@ -695,7 +695,7 @@ 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)
diff --git a/Misc/NEWS b/Misc/NEWS
index bed3edcfa2..f1da92c103 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -34,6 +34,9 @@ Core and Builtins
float.__divmod__ with respect to signed zeros. -4.0 % 4.0 should be
0.0, not -0.0.
+- Issue #11386: bytearray.pop() now throws IndexError when the bytearray is
+ empty, instead of OverflowError.
+
Library
-------
diff --git a/Objects/bytearrayobject.c b/Objects/bytearrayobject.c
index 54ef3e7eab..86093955d8 100644
--- a/Objects/bytearrayobject.c
+++ b/Objects/bytearrayobject.c
@@ -2355,8 +2355,8 @@ 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)