From f223c53218fe76f333fce65f17fcaad5917d56d5 Mon Sep 17 00:00:00 2001
From: Vinay Sajip <vinay_sajip@yahoo.co.uk>
Date: Thu, 1 Oct 2015 11:27:00 +0100
Subject: [PATCH] Closes #25185: Use UTF-8 encoding when reading pyvenv.cfg.

---
 Lib/site.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Lib/site.py b/Lib/site.py
index ad5d136ac0e..3c8584b12a6 100644
--- a/Lib/site.py
+++ b/Lib/site.py
@@ -472,7 +472,9 @@ def venv(known_paths):
         config_line = re.compile(CONFIG_LINE)
         virtual_conf = candidate_confs[0]
         system_site = "true"
-        with open(virtual_conf) as f:
+        # Issue 25185: Use UTF-8, as that's what the venv module uses when
+        # writing the file.
+        with open(virtual_conf, encoding='utf-8') as f:
             for line in f:
                 line = line.strip()
                 m = config_line.match(line)