[Python-checkins] cpython (merge 3.6 -> default): Merge 3.6
inada.naoki
python-checkins at python.org
Fri Jan 6 03:45:02 EST 2017
https://hg.python.org/cpython/rev/da14ffe01f08
changeset: 106008:da14ffe01f08
parent: 106006:c9b846f48752
parent: 106007:505cc50ddc82
user: INADA Naoki <songofacandy at gmail.com>
date: Fri Jan 06 17:44:43 2017 +0900
summary:
Merge 3.6
files:
Lib/test/test_bytes.py | 13 +++++++++++++
Misc/NEWS | 2 ++
Objects/bytearrayobject.c | 24 ++++++++++++++----------
Objects/bytesobject.c | 20 ++++++++++++--------
4 files changed, 41 insertions(+), 18 deletions(-)
diff --git a/Lib/test/test_bytes.py b/Lib/test/test_bytes.py
--- a/Lib/test/test_bytes.py
+++ b/Lib/test/test_bytes.py
@@ -4,6 +4,7 @@
the latter should be modernized).
"""
+import array
import os
import re
import sys
@@ -81,6 +82,18 @@
self.assertRaises(ValueError, self.type2test, [Indexable(-1)])
self.assertRaises(ValueError, self.type2test, [Indexable(256)])
+ def test_from_buffer(self):
+ a = self.type2test(array.array('B', [1, 2, 3]))
+ self.assertEqual(a, b"\x01\x02\x03")
+
+ # http://bugs.python.org/issue29159
+ # Fallback when __index__ raises exception other than OverflowError
+ class B(bytes):
+ def __index__(self):
+ raise TypeError
+
+ self.assertEqual(self.type2test(B(b"foobar")), b"foobar")
+
def test_from_ssize(self):
self.assertEqual(self.type2test(0), b'')
self.assertEqual(self.type2test(1), b'\x00')
diff --git a/Misc/NEWS b/Misc/NEWS
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,8 @@
Core and Builtins
-----------------
+- Issue #29159: Fix regression in bytes(x) when x.__index__() raises Exception.
+
- Issue #29049: Call _PyObject_GC_TRACK() lazily when calling Python function.
Calling function is up to 5% faster.
diff --git a/Objects/bytearrayobject.c b/Objects/bytearrayobject.c
--- a/Objects/bytearrayobject.c
+++ b/Objects/bytearrayobject.c
@@ -798,18 +798,22 @@
if (PyIndex_Check(arg)) {
count = PyNumber_AsSsize_t(arg, PyExc_OverflowError);
if (count == -1 && PyErr_Occurred()) {
- return -1;
+ if (PyErr_ExceptionMatches(PyExc_OverflowError))
+ return -1;
+ PyErr_Clear(); /* fall through */
}
- if (count < 0) {
- PyErr_SetString(PyExc_ValueError, "negative count");
- return -1;
+ else {
+ if (count < 0) {
+ PyErr_SetString(PyExc_ValueError, "negative count");
+ return -1;
+ }
+ if (count > 0) {
+ if (PyByteArray_Resize((PyObject *)self, count))
+ return -1;
+ memset(PyByteArray_AS_STRING(self), 0, count);
+ }
+ return 0;
}
- if (count > 0) {
- if (PyByteArray_Resize((PyObject *)self, count))
- return -1;
- memset(PyByteArray_AS_STRING(self), 0, count);
- }
- return 0;
}
/* Use the buffer API */
diff --git a/Objects/bytesobject.c b/Objects/bytesobject.c
--- a/Objects/bytesobject.c
+++ b/Objects/bytesobject.c
@@ -2593,16 +2593,20 @@
if (PyIndex_Check(x)) {
size = PyNumber_AsSsize_t(x, PyExc_OverflowError);
if (size == -1 && PyErr_Occurred()) {
- return NULL;
+ if (PyErr_ExceptionMatches(PyExc_OverflowError))
+ return NULL;
+ PyErr_Clear(); /* fall through */
}
- if (size < 0) {
- PyErr_SetString(PyExc_ValueError, "negative count");
- return NULL;
+ else {
+ if (size < 0) {
+ PyErr_SetString(PyExc_ValueError, "negative count");
+ return NULL;
+ }
+ new = _PyBytes_FromSize(size, 1);
+ if (new == NULL)
+ return NULL;
+ return new;
}
- new = _PyBytes_FromSize(size, 1);
- if (new == NULL)
- return NULL;
- return new;
}
return PyBytes_FromObject(x);
--
Repository URL: https://hg.python.org/cpython
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