1 """ Python Character Mapping Codec for PalmOS 3.5.

     2 

     3 Written by Sjoerd Mullender (sjoerd@acm.org); based on iso8859_15.py.

     4 

     5 """#"

     6 

     7 import codecs

     8 

     9 ### Codec APIs

    10 

    11 class Codec(codecs.Codec):

    12     def encode(self,input,errors='strict'):

    13         return codecs.charmap_encode(input,errors,encoding_map)

    14 

    15     def decode(self,input,errors='strict'):

    16         return codecs.charmap_decode(input,errors,decoding_map)

    17 

    18 class IncrementalEncoder(codecs.IncrementalEncoder):

    19     def encode(self, input, final=False):

    20         return codecs.charmap_encode(input,self.errors,encoding_map)[0]

    21 

    22 class IncrementalDecoder(codecs.IncrementalDecoder):

    23     def decode(self, input, final=False):

    24         return codecs.charmap_decode(input,self.errors,decoding_map)[0]

    25 

    26 class StreamWriter(Codec,codecs.StreamWriter):

    27     pass

    28 

    29 class StreamReader(Codec,codecs.StreamReader):

    30     pass

    31 

    32 ### encodings module API

    33 

    34 def getregentry():

    35     return codecs.CodecInfo(

    36         name='palmos',

    37         encode=Codec().encode,

    38         decode=Codec().decode,

    39         incrementalencoder=IncrementalEncoder,

    40         incrementaldecoder=IncrementalDecoder,

    41         streamreader=StreamReader,

    42         streamwriter=StreamWriter,

    43     )

    44 

    45 ### Decoding Map

    46 

    47 decoding_map = codecs.make_identity_dict(range(256))

    48 

    49 # The PalmOS character set is mostly iso-8859-1 with some differences.

    50 decoding_map.update({

    51         0x0080: 0x20ac, #       EURO SIGN

    52         0x0082: 0x201a, #       SINGLE LOW-9 QUOTATION MARK

    53         0x0083: 0x0192, #       LATIN SMALL LETTER F WITH HOOK

    54         0x0084: 0x201e, #       DOUBLE LOW-9 QUOTATION MARK

    55         0x0085: 0x2026, #       HORIZONTAL ELLIPSIS

    56         0x0086: 0x2020, #       DAGGER

    57         0x0087: 0x2021, #       DOUBLE DAGGER

    58         0x0088: 0x02c6, #       MODIFIER LETTER CIRCUMFLEX ACCENT

    59         0x0089: 0x2030, #       PER MILLE SIGN

    60         0x008a: 0x0160, #       LATIN CAPITAL LETTER S WITH CARON

    61         0x008b: 0x2039, #       SINGLE LEFT-POINTING ANGLE QUOTATION MARK

    62         0x008c: 0x0152, #       LATIN CAPITAL LIGATURE OE

    63         0x008d: 0x2666, #       BLACK DIAMOND SUIT

    64         0x008e: 0x2663, #       BLACK CLUB SUIT

    65         0x008f: 0x2665, #       BLACK HEART SUIT

    66         0x0090: 0x2660, #       BLACK SPADE SUIT

    67         0x0091: 0x2018, #       LEFT SINGLE QUOTATION MARK

    68         0x0092: 0x2019, #       RIGHT SINGLE QUOTATION MARK

    69         0x0093: 0x201c, #       LEFT DOUBLE QUOTATION MARK

    70         0x0094: 0x201d, #       RIGHT DOUBLE QUOTATION MARK

    71         0x0095: 0x2022, #       BULLET

    72         0x0096: 0x2013, #       EN DASH

    73         0x0097: 0x2014, #       EM DASH

    74         0x0098: 0x02dc, #       SMALL TILDE

    75         0x0099: 0x2122, #       TRADE MARK SIGN

    76         0x009a: 0x0161, #       LATIN SMALL LETTER S WITH CARON

    77         0x009c: 0x0153, #       LATIN SMALL LIGATURE OE

    78         0x009f: 0x0178, #       LATIN CAPITAL LETTER Y WITH DIAERESIS

    79 })

    80 

    81 ### Encoding Map

    82 

    83 encoding_map = codecs.make_encoding_map(decoding_map)