Issue #1813: Fix codec lookup and setting/getting locales under Turkish locales.
diff --git a/Lib/locale.py b/Lib/locale.py
index bb4aa37..166538d 100644
--- a/Lib/locale.py
+++ b/Lib/locale.py
@@ -331,6 +331,13 @@
# overridden below)
_setlocale = setlocale
+# Avoid relying on the locale-dependent .lower() method
+# (see issue #1813).
+_ascii_lower_map = ''.join(
+ chr(x + 32 if x >= ord('A') and x <= ord('Z') else x)
+ for x in range(256)
+)
+
def normalize(localename):
""" Returns a normalized locale code for the given locale
@@ -348,7 +355,7 @@
"""
# Normalize the locale name and extract the encoding
- fullname = localename.lower()
+ fullname = localename.translate(_ascii_lower_map)
if ':' in fullname:
# ':' is sometimes used as encoding delimiter.
fullname = fullname.replace(':', '.')
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index f7f27cc..d434f83 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -1,6 +1,7 @@
from test import test_support
import unittest
import codecs
+import locale
import sys, StringIO, _testcapi
class Queue(object):
@@ -1153,6 +1154,19 @@
self.assertRaises(TypeError, codecs.getwriter)
self.assertRaises(LookupError, codecs.getwriter, "__spam__")
+ def test_lookup_issue1813(self):
+ # Issue #1813: under Turkish locales, lookup of some codecs failed
+ # because 'I' is lowercased as a dotless "i"
+ oldlocale = locale.getlocale(locale.LC_CTYPE)
+ self.addCleanup(locale.setlocale, locale.LC_CTYPE, oldlocale)
+ try:
+ locale.setlocale(locale.LC_CTYPE, 'tr_TR')
+ except locale.Error:
+ # Unsupported locale on this system
+ self.skipTest('test needs Turkish locale')
+ c = codecs.lookup('ASCII')
+ self.assertEqual(c.name, 'ascii')
+
class StreamReaderTest(unittest.TestCase):
def setUp(self):
diff --git a/Lib/test/test_locale.py b/Lib/test/test_locale.py
index 8bb99cb..f3330d0 100644
--- a/Lib/test/test_locale.py
+++ b/Lib/test/test_locale.py
@@ -396,6 +396,19 @@
# crasher from bug #7419
self.assertRaises(locale.Error, locale.setlocale, 12345)
+ def test_getsetlocale_issue1813(self):
+ # Issue #1813: setting and getting the locale under a Turkish locale
+ oldlocale = locale.getlocale()
+ self.addCleanup(locale.setlocale, locale.LC_CTYPE, oldlocale)
+ try:
+ locale.setlocale(locale.LC_CTYPE, 'tr_TR')
+ except locale.Error:
+ # Unsupported locale on this system
+ self.skipTest('test needs Turkish locale')
+ loc = locale.getlocale()
+ locale.setlocale(locale.LC_CTYPE, loc)
+ self.assertEqual(loc, locale.getlocale())
+
def test_main():
tests = [