cpython/Tools/i18n/makelocalealias.py

70 lines
1.9 KiB
Python

#!/usr/bin/env python3
"""
Convert the X11 locale.alias file into a mapping dictionary suitable
for locale.py.
Written by Marc-Andre Lemburg <mal@genix.com>, 2004-12-10.
"""
import locale
# Location of the alias file
LOCALE_ALIAS = '/usr/lib/X11/locale/locale.alias'
def parse(filename):
f = open(filename)
lines = f.read().splitlines()
data = {}
for line in lines:
line = line.strip()
if not line:
continue
if line[:1] == '#':
continue
locale, alias = line.split()
# Strip ':'
if locale[-1] == ':':
locale = locale[:-1]
# Lower-case locale
locale = locale.lower()
# Ignore one letter locale mappings (except for 'c')
if len(locale) == 1 and locale != 'c':
continue
# Normalize encoding, if given
if '.' in locale:
lang, encoding = locale.split('.')[:2]
encoding = encoding.replace('-', '')
encoding = encoding.replace('_', '')
locale = lang + '.' + encoding
if encoding.lower() == 'utf8':
# Ignore UTF-8 mappings - this encoding should be
# available for all locales
continue
data[locale] = alias
return data
def pprint(data):
items = sorted(data.items())
for k, v in items:
print(' %-40s%r,' % ('%r:' % k, v))
def print_differences(data, olddata):
items = sorted(olddata.items())
for k, v in items:
if k not in data:
print('# removed %r' % k)
elif olddata[k] != data[k]:
print('# updated %r -> %r to %r' % \
(k, olddata[k], data[k]))
# Additions are not mentioned
if __name__ == '__main__':
data = locale.locale_alias.copy()
data.update(parse(LOCALE_ALIAS))
print_differences(data, locale.locale_alias)
print()
print('locale_alias = {')
pprint(data)
print('}')