From cafaf0447b950fd4f59edd8cbde040c61ae528f8 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Fri, 13 Jul 2018 11:26:03 -0400
Subject: bpo-34108: Fix double carriage return in 2to3 on Windows (#8271)

* Add test capturing failure.
* Honor newlines as present in the original file.
---
 Lib/lib2to3/refactor.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Lib/lib2to3/refactor.py')

diff --git a/Lib/lib2to3/refactor.py b/Lib/lib2to3/refactor.py
index 7c4e064997..7841b99a5c 100644
--- a/Lib/lib2to3/refactor.py
+++ b/Lib/lib2to3/refactor.py
@@ -514,7 +514,7 @@ class RefactoringTool(object):
         set.
         """
         try:
-            fp = io.open(filename, "w", encoding=encoding)
+            fp = io.open(filename, "w", encoding=encoding, newline='')
         except OSError as err:
             self.log_error("Can't create %s: %s", filename, err)
             return
-- 
cgit v1.2.1