charset.py
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MBLENGTH = {
8:1,
33:3,
88:2,
91:2
}
class Charset(object):
def __init__(self, id, name, collation, is_default):
self.id, self.name, self.collation = id, name, collation
self.is_default = is_default == 'Yes'
def __repr__(self):
return "Charset(id=%s, name=%r, collation=%r)" % (
self.id, self.name, self.collation)
@property
def encoding(self):
name = self.name
if name in ('utf8mb4', 'utf8mb3'):
return 'utf8'
return name
@property
def is_binary(self):
return self.id == 63
class Charsets:
def __init__(self):
self._by_id = {}
self._by_name = {}
def add(self, c):
self._by_id[c.id] = c
if c.is_default:
self._by_name[c.name] = c
def by_id(self, id):
return self._by_id[id]
def by_name(self, name):
return self._by_name.get(name.lower())
_charsets = Charsets()
"""
Generated with:
mysql -N -s -e "select id, character_set_name, collation_name, is_default
from information_schema.collations order by id;" | python -c "import sys
for l in sys.stdin.readlines():
id, name, collation, is_default = l.split(chr(9))
print '_charsets.add(Charset(%s, \'%s\', \'%s\', \'%s\'))' \
% (id, name, collation, is_default.strip())
"
"""
_charsets.add(Charset(1, 'big5', 'big5_chinese_ci', 'Yes'))
_charsets.add(Charset(2, 'latin2', 'latin2_czech_cs', ''))
_charsets.add(Charset(3, 'dec8', 'dec8_swedish_ci', 'Yes'))
_charsets.add(Charset(4, 'cp850', 'cp850_general_ci', 'Yes'))
_charsets.add(Charset(5, 'latin1', 'latin1_german1_ci', ''))
_charsets.add(Charset(6, 'hp8', 'hp8_english_ci', 'Yes'))
_charsets.add(Charset(7, 'koi8r', 'koi8r_general_ci', 'Yes'))
_charsets.add(Charset(8, 'latin1', 'latin1_swedish_ci', 'Yes'))
_charsets.add(Charset(9, 'latin2', 'latin2_general_ci', 'Yes'))
_charsets.add(Charset(10, 'swe7', 'swe7_swedish_ci', 'Yes'))
_charsets.add(Charset(11, 'ascii', 'ascii_general_ci', 'Yes'))
_charsets.add(Charset(12, 'ujis', 'ujis_japanese_ci', 'Yes'))
_charsets.add(Charset(13, 'sjis', 'sjis_japanese_ci', 'Yes'))
_charsets.add(Charset(14, 'cp1251', 'cp1251_bulgarian_ci', ''))
_charsets.add(Charset(15, 'latin1', 'latin1_danish_ci', ''))
_charsets.add(Charset(16, 'hebrew', 'hebrew_general_ci', 'Yes'))
_charsets.add(Charset(18, 'tis620', 'tis620_thai_ci', 'Yes'))
_charsets.add(Charset(19, 'euckr', 'euckr_korean_ci', 'Yes'))
_charsets.add(Charset(20, 'latin7', 'latin7_estonian_cs', ''))
_charsets.add(Charset(21, 'latin2', 'latin2_hungarian_ci', ''))
_charsets.add(Charset(22, 'koi8u', 'koi8u_general_ci', 'Yes'))
_charsets.add(Charset(23, 'cp1251', 'cp1251_ukrainian_ci', ''))
_charsets.add(Charset(24, 'gb2312', 'gb2312_chinese_ci', 'Yes'))
_charsets.add(Charset(25, 'greek', 'greek_general_ci', 'Yes'))
_charsets.add(Charset(26, 'cp1250', 'cp1250_general_ci', 'Yes'))
_charsets.add(Charset(27, 'latin2', 'latin2_croatian_ci', ''))
_charsets.add(Charset(28, 'gbk', 'gbk_chinese_ci', 'Yes'))
_charsets.add(Charset(29, 'cp1257', 'cp1257_lithuanian_ci', ''))
_charsets.add(Charset(30, 'latin5', 'latin5_turkish_ci', 'Yes'))
_charsets.add(Charset(31, 'latin1', 'latin1_german2_ci', ''))
_charsets.add(Charset(32, 'armscii8', 'armscii8_general_ci', 'Yes'))
_charsets.add(Charset(33, 'utf8', 'utf8_general_ci', 'Yes'))
_charsets.add(Charset(34, 'cp1250', 'cp1250_czech_cs', ''))
_charsets.add(Charset(36, 'cp866', 'cp866_general_ci', 'Yes'))
_charsets.add(Charset(37, 'keybcs2', 'keybcs2_general_ci', 'Yes'))
_charsets.add(Charset(38, 'macce', 'macce_general_ci', 'Yes'))
_charsets.add(Charset(39, 'macroman', 'macroman_general_ci', 'Yes'))
_charsets.add(Charset(40, 'cp852', 'cp852_general_ci', 'Yes'))
_charsets.add(Charset(41, 'latin7', 'latin7_general_ci', 'Yes'))
_charsets.add(Charset(42, 'latin7', 'latin7_general_cs', ''))
_charsets.add(Charset(43, 'macce', 'macce_bin', ''))
_charsets.add(Charset(44, 'cp1250', 'cp1250_croatian_ci', ''))
_charsets.add(Charset(45, 'utf8mb4', 'utf8mb4_general_ci', 'Yes'))
_charsets.add(Charset(46, 'utf8mb4', 'utf8mb4_bin', ''))
_charsets.add(Charset(47, 'latin1', 'latin1_bin', ''))
_charsets.add(Charset(48, 'latin1', 'latin1_general_ci', ''))
_charsets.add(Charset(49, 'latin1', 'latin1_general_cs', ''))
_charsets.add(Charset(50, 'cp1251', 'cp1251_bin', ''))
_charsets.add(Charset(51, 'cp1251', 'cp1251_general_ci', 'Yes'))
_charsets.add(Charset(52, 'cp1251', 'cp1251_general_cs', ''))
_charsets.add(Charset(53, 'macroman', 'macroman_bin', ''))
_charsets.add(Charset(57, 'cp1256', 'cp1256_general_ci', 'Yes'))
_charsets.add(Charset(58, 'cp1257', 'cp1257_bin', ''))
_charsets.add(Charset(59, 'cp1257', 'cp1257_general_ci', 'Yes'))
_charsets.add(Charset(63, 'binary', 'binary', 'Yes'))
_charsets.add(Charset(64, 'armscii8', 'armscii8_bin', ''))
_charsets.add(Charset(65, 'ascii', 'ascii_bin', ''))
_charsets.add(Charset(66, 'cp1250', 'cp1250_bin', ''))
_charsets.add(Charset(67, 'cp1256', 'cp1256_bin', ''))
_charsets.add(Charset(68, 'cp866', 'cp866_bin', ''))
_charsets.add(Charset(69, 'dec8', 'dec8_bin', ''))
_charsets.add(Charset(70, 'greek', 'greek_bin', ''))
_charsets.add(Charset(71, 'hebrew', 'hebrew_bin', ''))
_charsets.add(Charset(72, 'hp8', 'hp8_bin', ''))
_charsets.add(Charset(73, 'keybcs2', 'keybcs2_bin', ''))
_charsets.add(Charset(74, 'koi8r', 'koi8r_bin', ''))
_charsets.add(Charset(75, 'koi8u', 'koi8u_bin', ''))
_charsets.add(Charset(76, 'utf8', 'utf8_tolower_ci', ''))
_charsets.add(Charset(77, 'latin2', 'latin2_bin', ''))
_charsets.add(Charset(78, 'latin5', 'latin5_bin', ''))
_charsets.add(Charset(79, 'latin7', 'latin7_bin', ''))
_charsets.add(Charset(80, 'cp850', 'cp850_bin', ''))
_charsets.add(Charset(81, 'cp852', 'cp852_bin', ''))
_charsets.add(Charset(82, 'swe7', 'swe7_bin', ''))
_charsets.add(Charset(83, 'utf8', 'utf8_bin', ''))
_charsets.add(Charset(84, 'big5', 'big5_bin', ''))
_charsets.add(Charset(85, 'euckr', 'euckr_bin', ''))
_charsets.add(Charset(86, 'gb2312', 'gb2312_bin', ''))
_charsets.add(Charset(87, 'gbk', 'gbk_bin', ''))
_charsets.add(Charset(88, 'sjis', 'sjis_bin', ''))
_charsets.add(Charset(89, 'tis620', 'tis620_bin', ''))
_charsets.add(Charset(91, 'ujis', 'ujis_bin', ''))
_charsets.add(Charset(92, 'geostd8', 'geostd8_general_ci', 'Yes'))
_charsets.add(Charset(93, 'geostd8', 'geostd8_bin', ''))
_charsets.add(Charset(94, 'latin1', 'latin1_spanish_ci', ''))
_charsets.add(Charset(95, 'cp932', 'cp932_japanese_ci', 'Yes'))
_charsets.add(Charset(96, 'cp932', 'cp932_bin', ''))
_charsets.add(Charset(97, 'eucjpms', 'eucjpms_japanese_ci', 'Yes'))
_charsets.add(Charset(98, 'eucjpms', 'eucjpms_bin', ''))
_charsets.add(Charset(99, 'cp1250', 'cp1250_polish_ci', ''))
_charsets.add(Charset(192, 'utf8', 'utf8_unicode_ci', ''))
_charsets.add(Charset(193, 'utf8', 'utf8_icelandic_ci', ''))
_charsets.add(Charset(194, 'utf8', 'utf8_latvian_ci', ''))
_charsets.add(Charset(195, 'utf8', 'utf8_romanian_ci', ''))
_charsets.add(Charset(196, 'utf8', 'utf8_slovenian_ci', ''))
_charsets.add(Charset(197, 'utf8', 'utf8_polish_ci', ''))
_charsets.add(Charset(198, 'utf8', 'utf8_estonian_ci', ''))
_charsets.add(Charset(199, 'utf8', 'utf8_spanish_ci', ''))
_charsets.add(Charset(200, 'utf8', 'utf8_swedish_ci', ''))
_charsets.add(Charset(201, 'utf8', 'utf8_turkish_ci', ''))
_charsets.add(Charset(202, 'utf8', 'utf8_czech_ci', ''))
_charsets.add(Charset(203, 'utf8', 'utf8_danish_ci', ''))
_charsets.add(Charset(204, 'utf8', 'utf8_lithuanian_ci', ''))
_charsets.add(Charset(205, 'utf8', 'utf8_slovak_ci', ''))
_charsets.add(Charset(206, 'utf8', 'utf8_spanish2_ci', ''))
_charsets.add(Charset(207, 'utf8', 'utf8_roman_ci', ''))
_charsets.add(Charset(208, 'utf8', 'utf8_persian_ci', ''))
_charsets.add(Charset(209, 'utf8', 'utf8_esperanto_ci', ''))
_charsets.add(Charset(210, 'utf8', 'utf8_hungarian_ci', ''))
_charsets.add(Charset(211, 'utf8', 'utf8_sinhala_ci', ''))
_charsets.add(Charset(212, 'utf8', 'utf8_german2_ci', ''))
_charsets.add(Charset(213, 'utf8', 'utf8_croatian_ci', ''))
_charsets.add(Charset(214, 'utf8', 'utf8_unicode_520_ci', ''))
_charsets.add(Charset(215, 'utf8', 'utf8_vietnamese_ci', ''))
_charsets.add(Charset(223, 'utf8', 'utf8_general_mysql500_ci', ''))
_charsets.add(Charset(224, 'utf8mb4', 'utf8mb4_unicode_ci', ''))
_charsets.add(Charset(225, 'utf8mb4', 'utf8mb4_icelandic_ci', ''))
_charsets.add(Charset(226, 'utf8mb4', 'utf8mb4_latvian_ci', ''))
_charsets.add(Charset(227, 'utf8mb4', 'utf8mb4_romanian_ci', ''))
_charsets.add(Charset(228, 'utf8mb4', 'utf8mb4_slovenian_ci', ''))
_charsets.add(Charset(229, 'utf8mb4', 'utf8mb4_polish_ci', ''))
_charsets.add(Charset(230, 'utf8mb4', 'utf8mb4_estonian_ci', ''))
_charsets.add(Charset(231, 'utf8mb4', 'utf8mb4_spanish_ci', ''))
_charsets.add(Charset(232, 'utf8mb4', 'utf8mb4_swedish_ci', ''))
_charsets.add(Charset(233, 'utf8mb4', 'utf8mb4_turkish_ci', ''))
_charsets.add(Charset(234, 'utf8mb4', 'utf8mb4_czech_ci', ''))
_charsets.add(Charset(235, 'utf8mb4', 'utf8mb4_danish_ci', ''))
_charsets.add(Charset(236, 'utf8mb4', 'utf8mb4_lithuanian_ci', ''))
_charsets.add(Charset(237, 'utf8mb4', 'utf8mb4_slovak_ci', ''))
_charsets.add(Charset(238, 'utf8mb4', 'utf8mb4_spanish2_ci', ''))
_charsets.add(Charset(239, 'utf8mb4', 'utf8mb4_roman_ci', ''))
_charsets.add(Charset(240, 'utf8mb4', 'utf8mb4_persian_ci', ''))
_charsets.add(Charset(241, 'utf8mb4', 'utf8mb4_esperanto_ci', ''))
_charsets.add(Charset(242, 'utf8mb4', 'utf8mb4_hungarian_ci', ''))
_charsets.add(Charset(243, 'utf8mb4', 'utf8mb4_sinhala_ci', ''))
_charsets.add(Charset(244, 'utf8mb4', 'utf8mb4_german2_ci', ''))
_charsets.add(Charset(245, 'utf8mb4', 'utf8mb4_croatian_ci', ''))
_charsets.add(Charset(246, 'utf8mb4', 'utf8mb4_unicode_520_ci', ''))
_charsets.add(Charset(247, 'utf8mb4', 'utf8mb4_vietnamese_ci', ''))
_charsets.add(Charset(248, 'gb18030', 'gb18030_chinese_ci', 'Yes'))
_charsets.add(Charset(249, 'gb18030', 'gb18030_bin', ''))
_charsets.add(Charset(250, 'gb18030', 'gb18030_unicode_520_ci', ''))
_charsets.add(Charset(255, 'utf8mb4', 'utf8mb4_0900_ai_ci', ''))
charset_by_name = _charsets.by_name
charset_by_id = _charsets.by_id
#TODO: remove this
def charset_to_encoding(name):
"""Convert MySQL's charset name to Python's codec name"""
if name in ('utf8mb4', 'utf8mb3'):
return 'utf8'
return name