From d78d3b4541e4549ef014325f965639ffbe962ea9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20v=2E=20L=C3=B6wis?= <martin@v.loewis.de>
Date: Sat, 11 Aug 2007 15:36:45 +0000
Subject: Fall back to ascii if the locale module cannot be loaded.

---
 Lib/io.py | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Lib/io.py b/Lib/io.py
index 4ee7cef..b24a21c 100644
--- a/Lib/io.py
+++ b/Lib/io.py
@@ -976,8 +976,13 @@ class TextIOWrapper(TextIOBase):
             except AttributeError:
                 pass
             if encoding is None:
-                import locale
-                encoding = locale.getpreferredencoding()
+                try:
+                    import locale
+                except ImportError:
+                    # Importing locale may fail if Python is being built
+                    encoding = "ascii"
+                else:
+                    encoding = locale.getpreferredencoding()
 
         self.buffer = buffer
         self._encoding = encoding
-- 
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