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-rw-r--r--Lib/test/test_cmd_line.py17
-rw-r--r--Misc/NEWS3
-rw-r--r--Python/pythonrun.c13
3 files changed, 28 insertions, 5 deletions
diff --git a/Lib/test/test_cmd_line.py b/Lib/test/test_cmd_line.py
index 8c960b1..7644db2 100644
--- a/Lib/test/test_cmd_line.py
+++ b/Lib/test/test_cmd_line.py
@@ -259,6 +259,23 @@ class CmdLineTest(unittest.TestCase):
"print(repr(input()))",
b"'abc'")
+ def test_output_newline(self):
+ # Issue 13119 Newline for print() should be \r\n on Windows.
+ code = """if 1:
+ import sys
+ print(1)
+ print(2)
+ print(3, file=sys.stderr)
+ print(4, file=sys.stderr)"""
+ rc, out, err = assert_python_ok('-c', code)
+
+ if sys.platform == 'win32':
+ self.assertEqual(b'1\r\n2\r\n', out)
+ self.assertEqual(b'3\r\n4', err)
+ else:
+ self.assertEqual(b'1\n2\n', out)
+ self.assertEqual(b'3\n4', err)
+
def test_unmached_quote(self):
# Issue #10206: python program starting with unmatched quote
# spewed spaces to stdout
diff --git a/Misc/NEWS b/Misc/NEWS
index 302c62c..9923ff3 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,9 @@ What's New in Python 3.3.0 Beta 2?
Core and Builtins
-----------------
+- Issue #13119: sys.stdout and sys.stderr are now using "\r\n" newline on
+ Windows, as Python 2.
+
- Issue #15534: Fix the fast-search function for non-ASCII Unicode strings.
- Issue #15508: Fix the docstring for __import__ to have the proper default
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index cafc09a..05dfb8e 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -971,12 +971,15 @@ create_stdio(PyObject* io,
Py_CLEAR(raw);
Py_CLEAR(text);
- newline = "\n";
#ifdef MS_WINDOWS
- if (!write_mode) {
- /* translate \r\n to \n for sys.stdin on Windows */
- newline = NULL;
- }
+ /* sys.stdin: enable universal newline mode, translate "\r\n" and "\r"
+ newlines to "\n".
+ sys.stdout and sys.stderr: translate "\n" to "\r\n". */
+ newline = NULL;
+#else
+ /* sys.stdin: split lines at "\n".
+ sys.stdout and sys.stderr: don't translate newlines (use "\n"). */
+ newline = "\n";
#endif
stream = _PyObject_CallMethodId(io, &PyId_TextIOWrapper, "OsssO",