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Patch #1443155: Add the incremental codecs support for CJK codecs.

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(reviewed by Walter Dörwald)
This commit is contained in:
Hye-Shik Chang 2006-03-26 02:34:59 +00:00
parent a531e5b84c
commit e2ac4abd01
31 changed files with 1624 additions and 822 deletions
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38
Lib/encodings/gb2312.py
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@ -2,10 +2,10 @@
# gb2312.py: Python Unicode Codec for GB2312
#
# Written by Hye-Shik Chang <perky@FreeBSD.org>
# $CJKCodecs: gb2312.py,v 1.8 2004/06/28 18:16:03 perky Exp $
#
import _codecs_cn, codecs
import _multibytecodec as mbc
codec = _codecs_cn.getcodec('gb2312')
@ -13,22 +13,24 @@ class Codec(codecs.Codec):
encode = codec.encode
decode = codec.decode
class StreamReader(Codec, codecs.StreamReader):
def __init__(self, stream, errors='strict'):
codecs.StreamReader.__init__(self, stream, errors)
__codec = codec.StreamReader(stream, errors)
self.read = __codec.read
self.readline = __codec.readline
self.readlines = __codec.readlines
self.reset = __codec.reset
class StreamWriter(Codec, codecs.StreamWriter):
def __init__(self, stream, errors='strict'):
codecs.StreamWriter.__init__(self, stream, errors)
__codec = codec.StreamWriter(stream, errors)
self.write = __codec.write
self.writelines = __codec.writelines
self.reset = __codec.reset
class IncrementalEncoder(mbc.MultibyteIncrementalEncoder,
codecs.IncrementalEncoder):
codec = codec
class IncrementalDecoder(mbc.MultibyteIncrementalDecoder,
codecs.IncrementalDecoder):
codec = codec
class StreamReader(Codec, mbc.MultibyteStreamReader, codecs.StreamReader):
codec = codec
class StreamWriter(Codec, mbc.MultibyteStreamWriter, codecs.StreamWriter):
codec = codec
def getregentry():
return (codec.encode, codec.decode, StreamReader, StreamWriter)
return codecs.CodecInfo(
name='gb2312',
encode=Codec().encode,
decode=Codec().decode,
incrementalencoder=IncrementalEncoder,
incrementaldecoder=IncrementalDecoder,
streamreader=StreamReader,
streamwriter=StreamWriter,
)