From: Florian Weimer via Libc-alpha <libc-alpha@sourceware.org>
To: Carlos O'Donell <carlos@redhat.com>
Cc: libc-alpha@sourceware.org
Subject: Re: [PATCH v4 2/4] Update UTF-8 charmap processing.
Date: Thu, 29 Apr 2021 16:07:58 +0200 [thread overview]
Message-ID: <87mtthfakh.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <20210428130033.3196848-3-carlos@redhat.com> (Carlos O'Donell's message of "Wed, 28 Apr 2021 09:00:31 -0400")
* Carlos O'Donell:
> def convert_to_hex(code_point):
> '''Converts a code point to a hexadecimal UTF-8 representation
> - like /x**/x**/x**.'''
> - # Getting UTF8 of Unicode characters.
> - # In Python3, .encode('UTF-8') does not work for
> - # surrogates. Therefore, we use this conversion table
> - surrogates = {
> - 0xD800: '/xed/xa0/x80',
> - 0xDB7F: '/xed/xad/xbf',
> - 0xDB80: '/xed/xae/x80',
> - 0xDBFF: '/xed/xaf/xbf',
> - 0xDC00: '/xed/xb0/x80',
> - 0xDFFF: '/xed/xbf/xbf',
> - }
> - if code_point in surrogates:
> - return surrogates[code_point]
> - return ''.join([
> - '/x{:02x}'.format(c) for c in chr(code_point).encode('UTF-8')
> - ])
> + ready for use in a locale character map specification e.g.
> + /xc2/xaf for MACRON.
> +
> + '''
> + cp_locale = ''
> + cp_bytes = chr(code_point).encode('UTF-8', 'surrogatepass')
> + for byte in cp_bytes:
> + cp_locale += ''.join('/x{:02x}'.format(byte))
> + return cp_locale
I think you should keep the list comprehension. That ''.join() is
unnecessary.
Thanks,
Florian
next prev parent reply other threads:[~2021-04-29 14:07 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-28 13:00 [PATCH v4 0/4] Add new C.UTF-8 locale (Bug 17318) Carlos O'Donell via Libc-alpha
2021-04-28 13:00 ` [PATCH v4 1/4] Add support for processing wide ellipsis ranges in UTF-8 Carlos O'Donell via Libc-alpha
2021-04-29 14:11 ` Florian Weimer via Libc-alpha
2021-04-28 13:00 ` [PATCH v4 2/4] Update UTF-8 charmap processing Carlos O'Donell via Libc-alpha
2021-04-29 14:07 ` Florian Weimer via Libc-alpha [this message]
2021-04-29 21:02 ` Carlos O'Donell via Libc-alpha
2021-04-30 4:18 ` Florian Weimer via Libc-alpha
2021-05-02 19:18 ` Carlos O'Donell via Libc-alpha
2021-04-28 13:00 ` [PATCH v4 3/4] Regenerate localedata files Carlos O'Donell via Libc-alpha
2021-04-29 21:03 ` Carlos O'Donell via Libc-alpha
2021-04-28 13:00 ` [PATCH v4 4/4] Add generic C.UTF-8 locale (Bug 17318) Carlos O'Donell via Libc-alpha
2021-04-29 14:13 ` Florian Weimer via Libc-alpha
2021-04-29 20:05 ` Carlos O'Donell via Libc-alpha
2021-04-30 17:59 ` Carlos O'Donell via Libc-alpha
2021-04-30 18:20 ` Florian Weimer via Libc-alpha
2021-05-02 19:18 ` Carlos O'Donell via Libc-alpha
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