pyhg/sys/lib/python/encodings/palmos.py

83 lines
2.9 KiB
Python

""" Python Character Mapping Codec for PalmOS 3.5.
Written by Sjoerd Mullender (sjoerd@acm.org); based on iso8859_15.py.
"""#"
import codecs
### Codec APIs
class Codec(codecs.Codec):
def encode(self,input,errors='strict'):
return codecs.charmap_encode(input,errors,encoding_map)
def decode(self,input,errors='strict'):
return codecs.charmap_decode(input,errors,decoding_map)
class IncrementalEncoder(codecs.IncrementalEncoder):
def encode(self, input, final=False):
return codecs.charmap_encode(input,self.errors,encoding_map)[0]
class IncrementalDecoder(codecs.IncrementalDecoder):
def decode(self, input, final=False):
return codecs.charmap_decode(input,self.errors,decoding_map)[0]
class StreamWriter(Codec,codecs.StreamWriter):
pass
class StreamReader(Codec,codecs.StreamReader):
pass
### encodings module API
def getregentry():
return codecs.CodecInfo(
name='palmos',
encode=Codec().encode,
decode=Codec().decode,
incrementalencoder=IncrementalEncoder,
incrementaldecoder=IncrementalDecoder,
streamreader=StreamReader,
streamwriter=StreamWriter,
)
### Decoding Map
decoding_map = codecs.make_identity_dict(range(256))
# The PalmOS character set is mostly iso-8859-1 with some differences.
decoding_map.update({
0x0080: 0x20ac, # EURO SIGN
0x0082: 0x201a, # SINGLE LOW-9 QUOTATION MARK
0x0083: 0x0192, # LATIN SMALL LETTER F WITH HOOK
0x0084: 0x201e, # DOUBLE LOW-9 QUOTATION MARK
0x0085: 0x2026, # HORIZONTAL ELLIPSIS
0x0086: 0x2020, # DAGGER
0x0087: 0x2021, # DOUBLE DAGGER
0x0088: 0x02c6, # MODIFIER LETTER CIRCUMFLEX ACCENT
0x0089: 0x2030, # PER MILLE SIGN
0x008a: 0x0160, # LATIN CAPITAL LETTER S WITH CARON
0x008b: 0x2039, # SINGLE LEFT-POINTING ANGLE QUOTATION MARK
0x008c: 0x0152, # LATIN CAPITAL LIGATURE OE
0x008d: 0x2666, # BLACK DIAMOND SUIT
0x008e: 0x2663, # BLACK CLUB SUIT
0x008f: 0x2665, # BLACK HEART SUIT
0x0090: 0x2660, # BLACK SPADE SUIT
0x0091: 0x2018, # LEFT SINGLE QUOTATION MARK
0x0092: 0x2019, # RIGHT SINGLE QUOTATION MARK
0x0093: 0x201c, # LEFT DOUBLE QUOTATION MARK
0x0094: 0x201d, # RIGHT DOUBLE QUOTATION MARK
0x0095: 0x2022, # BULLET
0x0096: 0x2013, # EN DASH
0x0097: 0x2014, # EM DASH
0x0098: 0x02dc, # SMALL TILDE
0x0099: 0x2122, # TRADE MARK SIGN
0x009a: 0x0161, # LATIN SMALL LETTER S WITH CARON
0x009c: 0x0153, # LATIN SMALL LIGATURE OE
0x009f: 0x0178, # LATIN CAPITAL LETTER Y WITH DIAERESIS
})
### Encoding Map
encoding_map = codecs.make_encoding_map(decoding_map)