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#!/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/share/X11/locale/locale.alias'
def parse(filename):
with open(filename, encoding='latin1') as f:
lines = list(f)
data = {}
for line in lines:
line = line.strip()
if not line:
continue
if line[:1] == '#':
continue
locale, alias = line.split()
# Fix non-standard locale names, e.g. ks_IN@devanagari.UTF-8
if '@' in alias:
alias_lang, _, alias_mod = alias.partition('@')
if '.' in alias_mod:
alias_mod, _, alias_enc = alias_mod.partition('.')
alias = alias_lang + '.' + alias_enc + '@' + alias_mod
# 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%a,' % ('%a:' % k, v))
def print_differences(data, olddata):
items = sorted(olddata.items())
for k, v in items:
if k not in data:
print('# removed %a' % k)
elif olddata[k] != data[k]:
print('# updated %a -> %a to %a' % \
(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('}')
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