gh-148865: Add support for viscii encoding in codecs #148866
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| """Python Character Mapping Codec viscii generated from 'python-mappings/VISCII.TXT' with gencodec.py.""" # " | ||
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| import codecs | ||
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| ### Codec APIs | ||
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| class Codec(codecs.Codec): | ||
| def encode(self, input, errors="strict"): | ||
| return codecs.charmap_encode(input, errors, encoding_table) | ||
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| def decode(self, input, errors="strict"): | ||
| return codecs.charmap_decode(input, errors, decoding_table) | ||
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| class IncrementalEncoder(codecs.IncrementalEncoder): | ||
| def encode(self, input, final=False): | ||
| return codecs.charmap_encode(input, self.errors, encoding_table)[0] | ||
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| class IncrementalDecoder(codecs.IncrementalDecoder): | ||
| def decode(self, input, final=False): | ||
| return codecs.charmap_decode(input, self.errors, decoding_table)[0] | ||
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| class StreamWriter(Codec, codecs.StreamWriter): | ||
| pass | ||
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| class StreamReader(Codec, codecs.StreamReader): | ||
| pass | ||
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| ### encodings module API | ||
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| def getregentry(): | ||
| return codecs.CodecInfo( | ||
| name="viscii", | ||
| encode=Codec().encode, | ||
| decode=Codec().decode, | ||
| incrementalencoder=IncrementalEncoder, | ||
| incrementaldecoder=IncrementalDecoder, | ||
| streamreader=StreamReader, | ||
| streamwriter=StreamWriter, | ||
| ) | ||
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| ### Decoding Table | ||
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| decoding_table = ( | ||
| "\x00" # 0x00 -> NUL | ||
| "\x01" # 0x01 -> SOH | ||
| "\u1eb2" # 0x02 -> Ẳ | ||
| "\x03" # 0x03 -> ETX | ||
| "\x04" # 0x04 -> EOT | ||
| "\u1eb4" # 0x05 -> Ẵ | ||
| "\u1eaa" # 0x06 -> Ẫ | ||
| "\x07" # 0x07 -> BEL | ||
| "\x08" # 0x08 -> BS | ||
| "\t" # 0x09 -> TAB | ||
| "\n" # 0x0A -> LF | ||
| "\x0b" # 0x0B -> VT | ||
| "\x0c" # 0x0C -> FF | ||
| "\r" # 0x0D -> CR | ||
| "\x0e" # 0x0E -> SO | ||
| "\x0f" # 0x0F -> SI | ||
| "\x10" # 0x10 -> DLE | ||
| "\x11" # 0x11 -> DC1 | ||
| "\x12" # 0x12 -> DC2 | ||
| "\x13" # 0x13 -> DC3 | ||
| "\u1ef6" # 0x14 -> Ỷ | ||
| "\x15" # 0x15 -> NAK | ||
| "\x16" # 0x16 -> SYN | ||
| "\x17" # 0x17 -> ETB | ||
| "\x18" # 0x18 -> CAN | ||
| "\u1ef8" # 0x19 -> Ỹ | ||
| "\x1a" # 0x1A -> SUB | ||
| "\x1b" # 0x1B -> ESC | ||
| "\x1c" # 0x1C -> FS | ||
| "\x1d" # 0x1D -> GS | ||
| "\u1ef4" # 0x1E -> Ỵ | ||
| "\x1f" # 0x1F -> US | ||
| " " # 0x20 -> SPACE | ||
| "!" # 0x21 -> ! | ||
| '"' # 0x22 -> " | ||
| "#" # 0x23 -> # | ||
| "$" # 0x24 -> $ | ||
| "%" # 0x25 -> % | ||
| "&" # 0x26 -> & | ||
| "'" # 0x27 -> ' | ||
| "(" # 0x28 -> ( | ||
| ")" # 0x29 -> ) | ||
| "*" # 0x2A -> * | ||
| "+" # 0x2B -> + | ||
| "," # 0x2C -> , | ||
| "-" # 0x2D -> - | ||
| "." # 0x2E -> . | ||
| "/" # 0x2F -> / | ||
| "0" # 0x30 -> 0 | ||
| "1" # 0x31 -> 1 | ||
| "2" # 0x32 -> 2 | ||
| "3" # 0x33 -> 3 | ||
| "4" # 0x34 -> 4 | ||
| "5" # 0x35 -> 5 | ||
| "6" # 0x36 -> 6 | ||
| "7" # 0x37 -> 7 | ||
| "8" # 0x38 -> 8 | ||
| "9" # 0x39 -> 9 | ||
| ":" # 0x3A -> : | ||
| ";" # 0x3B -> ; | ||
| "<" # 0x3C -> < | ||
| "=" # 0x3D -> = | ||
| ">" # 0x3E -> > | ||
| "?" # 0x3F -> ? | ||
| "@" # 0x40 -> @ | ||
| "A" # 0x41 -> A | ||
| "B" # 0x42 -> B | ||
| "C" # 0x43 -> C | ||
| "D" # 0x44 -> D | ||
| "E" # 0x45 -> E | ||
| "F" # 0x46 -> F | ||
| "G" # 0x47 -> G | ||
| "H" # 0x48 -> H | ||
| "I" # 0x49 -> I | ||
| "J" # 0x4A -> J | ||
| "K" # 0x4B -> K | ||
| "L" # 0x4C -> L | ||
| "M" # 0x4D -> M | ||
| "N" # 0x4E -> N | ||
| "O" # 0x4F -> O | ||
| "P" # 0x50 -> P | ||
| "Q" # 0x51 -> Q | ||
| "R" # 0x52 -> R | ||
| "S" # 0x53 -> S | ||
| "T" # 0x54 -> T | ||
| "U" # 0x55 -> U | ||
| "V" # 0x56 -> V | ||
| "W" # 0x57 -> W | ||
| "X" # 0x58 -> X | ||
| "Y" # 0x59 -> Y | ||
| "Z" # 0x5A -> Z | ||
| "[" # 0x5B -> [ | ||
| "\\" # 0x5C -> \ | ||
| "]" # 0x5D -> ] | ||
| "^" # 0x5E -> ^ | ||
| "_" # 0x5F -> _ | ||
| "`" # 0x60 -> ` | ||
| "a" # 0x61 -> a | ||
| "b" # 0x62 -> b | ||
| "c" # 0x63 -> c | ||
| "d" # 0x64 -> d | ||
| "e" # 0x65 -> e | ||
| "f" # 0x66 -> f | ||
| "g" # 0x67 -> g | ||
| "h" # 0x68 -> h | ||
| "i" # 0x69 -> i | ||
| "j" # 0x6A -> j | ||
| "k" # 0x6B -> k | ||
| "l" # 0x6C -> l | ||
| "m" # 0x6D -> m | ||
| "n" # 0x6E -> n | ||
| "o" # 0x6F -> o | ||
| "p" # 0x70 -> p | ||
| "q" # 0x71 -> q | ||
| "r" # 0x72 -> r | ||
| "s" # 0x73 -> s | ||
| "t" # 0x74 -> t | ||
| "u" # 0x75 -> u | ||
| "v" # 0x76 -> v | ||
| "w" # 0x77 -> w | ||
| "x" # 0x78 -> x | ||
| "y" # 0x79 -> y | ||
| "z" # 0x7A -> z | ||
| "{" # 0x7B -> { | ||
| "|" # 0x7C -> | | ||
| "}" # 0x7D -> } | ||
| "~" # 0x7E -> ~ | ||
| "\x7f" # 0x7F -> DEL | ||
| "\u1ea0" # 0x80 -> Ạ | ||
| "\u1eae" # 0x81 -> Ắ | ||
| "\u1eb0" # 0x82 -> Ằ | ||
| "\u1eb6" # 0x83 -> Ặ | ||
| "\u1ea4" # 0x84 -> Ấ | ||
| "\u1ea6" # 0x85 -> Ầ | ||
| "\u1ea8" # 0x86 -> Ẩ | ||
| "\u1eac" # 0x87 -> Ậ | ||
| "\u1ebc" # 0x88 -> Ẽ | ||
| "\u1eb8" # 0x89 -> Ẹ | ||
| "\u1ebe" # 0x8A -> Ế | ||
| "\u1ec0" # 0x8B -> Ề | ||
| "\u1ec2" # 0x8C -> Ể | ||
| "\u1ec4" # 0x8D -> Ễ | ||
| "\u1ec6" # 0x8E -> Ệ | ||
| "\u1ed0" # 0x8F -> Ố | ||
| "\u1ed2" # 0x90 -> Ồ | ||
| "\u1ed4" # 0x91 -> Ổ | ||
| "\u1ed6" # 0x92 -> Ỗ | ||
| "\u1ed8" # 0x93 -> Ộ | ||
| "\u1ee2" # 0x94 -> Ợ | ||
| "\u1eda" # 0x95 -> Ớ | ||
| "\u1edc" # 0x96 -> Ờ | ||
| "\u1ede" # 0x97 -> Ở | ||
| "\u1eca" # 0x98 -> Ị | ||
| "\u1ece" # 0x99 -> Ỏ | ||
| "\u1ecc" # 0x9A -> Ọ | ||
| "\u1ec8" # 0x9B -> Ỉ | ||
| "\u1ee6" # 0x9C -> Ủ | ||
| "\u0168" # 0x9D -> Ũ | ||
| "\u1ee4" # 0x9E -> Ụ | ||
| "\u1ef2" # 0x9F -> Ỳ | ||
| "\xd5" # 0xA0 -> Õ | ||
| "\u1eaf" # 0xA1 -> ắ | ||
| "\u1eb1" # 0xA2 -> ằ | ||
| "\u1eb7" # 0xA3 -> ặ | ||
| "\u1ea5" # 0xA4 -> ấ | ||
| "\u1ea7" # 0xA5 -> ầ | ||
| "\u1ea9" # 0xA6 -> ẩ | ||
| "\u1ead" # 0xA7 -> ậ | ||
| "\u1ebd" # 0xA8 -> ẽ | ||
| "\u1eb9" # 0xA9 -> ẹ | ||
| "\u1ebf" # 0xAA -> ế | ||
| "\u1ec1" # 0xAB -> ề | ||
| "\u1ec3" # 0xAC -> ể | ||
| "\u1ec5" # 0xAD -> ễ | ||
| "\u1ec7" # 0xAE -> ệ | ||
| "\u1ed1" # 0xAF -> ố | ||
| "\u1ed3" # 0xB0 -> ồ | ||
| "\u1ed5" # 0xB1 -> ổ | ||
| "\u1ed7" # 0xB2 -> ỗ | ||
| "\u1ee0" # 0xB3 -> Ỡ | ||
| "\u01a0" # 0xB4 -> Ơ | ||
| "\u1ed9" # 0xB5 -> ộ | ||
| "\u1edd" # 0xB6 -> ờ | ||
| "\u1edf" # 0xB7 -> ở | ||
| "\u1ecb" # 0xB8 -> ị | ||
| "\u1ef0" # 0xB9 -> Ự | ||
| "\u1ee8" # 0xBA -> Ứ | ||
| "\u1eea" # 0xBB -> Ừ | ||
| "\u1eec" # 0xBC -> Ử | ||
| "\u01a1" # 0xBD -> ơ | ||
| "\u1edb" # 0xBE -> ớ | ||
| "\u01af" # 0xBF -> Ư | ||
| "\xc0" # 0xC0 -> À | ||
| "\xc1" # 0xC1 -> Á | ||
| "\xc2" # 0xC2 -> Â | ||
| "\xc3" # 0xC3 -> Ã | ||
| "\u1ea2" # 0xC4 -> Ả | ||
| "\u0102" # 0xC5 -> Ă | ||
| "\u1eb3" # 0xC6 -> ẳ | ||
| "\u1eb5" # 0xC7 -> ẵ | ||
| "\xc8" # 0xC8 -> È | ||
| "\xc9" # 0xC9 -> É | ||
| "\xca" # 0xCA -> Ê | ||
| "\u1eba" # 0xCB -> Ẻ | ||
| "\xcc" # 0xCC -> Ì | ||
| "\xcd" # 0xCD -> Í | ||
| "\u0128" # 0xCE -> Ĩ | ||
| "\u1ef3" # 0xCF -> ỳ | ||
| "\u0110" # 0xD0 -> Đ | ||
| "\u1ee9" # 0xD1 -> ứ | ||
| "\xd2" # 0xD2 -> Ò | ||
| "\xd3" # 0xD3 -> Ó | ||
| "\xd4" # 0xD4 -> Ô | ||
| "\u1ea1" # 0xD5 -> ạ | ||
| "\u1ef7" # 0xD6 -> ỷ | ||
| "\u1eeb" # 0xD7 -> ừ | ||
| "\u1eed" # 0xD8 -> ử | ||
| "\xd9" # 0xD9 -> Ù | ||
| "\xda" # 0xDA -> Ú | ||
| "\u1ef9" # 0xDB -> ỹ | ||
| "\u1ef5" # 0xDC -> ỵ | ||
| "\xdd" # 0xDD -> Ý | ||
| "\u1ee1" # 0xDE -> ỡ | ||
| "\u01b0" # 0xDF -> ư | ||
| "\xe0" # 0xE0 -> à | ||
| "\xe1" # 0xE1 -> á | ||
| "\xe2" # 0xE2 -> â | ||
| "\xe3" # 0xE3 -> ã | ||
| "\u1ea3" # 0xE4 -> ả | ||
| "\u0103" # 0xE5 -> ă | ||
| "\u1eef" # 0xE6 -> ữ | ||
| "\u1eab" # 0xE7 -> ẫ | ||
| "\xe8" # 0xE8 -> è | ||
| "\xe9" # 0xE9 -> é | ||
| "\xea" # 0xEA -> ê | ||
| "\u1ebb" # 0xEB -> ẻ | ||
| "\xec" # 0xEC -> ì | ||
| "\xed" # 0xED -> í | ||
| "\u0129" # 0xEE -> ĩ | ||
| "\u1ec9" # 0xEF -> ỉ | ||
| "\u0111" # 0xF0 -> đ | ||
| "\u1ef1" # 0xF1 -> ự | ||
| "\xf2" # 0xF2 -> ò | ||
| "\xf3" # 0xF3 -> ó | ||
| "\xf4" # 0xF4 -> ô | ||
| "\xf5" # 0xF5 -> õ | ||
| "\u1ecf" # 0xF6 -> ỏ | ||
| "\u1ecd" # 0xF7 -> ọ | ||
| "\u1ee5" # 0xF8 -> ụ | ||
| "\xf9" # 0xF9 -> ù | ||
| "\xfa" # 0xFA -> ú | ||
| "\u0169" # 0xFB -> ũ | ||
| "\u1ee7" # 0xFC -> ủ | ||
| "\xfd" # 0xFD -> ý | ||
| "\u1ee3" # 0xFE -> ợ | ||
| "\u1eee" # 0xFF -> Ữ | ||
| ) | ||
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| ### Encoding table | ||
| encoding_table = codecs.charmap_build(decoding_table) | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,2 @@ | ||
| ``codecs`` does not support the viscii charset. It now supports the viscii | ||
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Member
There was a problem hiding this comment. This is self-contradictory. |
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| charset. | ||
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Remove reference to python-mappings/VISCII.TXT, it is not an independent source.
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(This was generated by the script)
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Yes, but this is an implementation detail. The source is not an independent source, we could create viscii.py directly.