diff options
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/encodings/aliases.py | 36 | ||||
| -rw-r--r-- | Lib/encodings/bz2_codec.py | 102 |
2 files changed, 18 insertions, 120 deletions
diff --git a/Lib/encodings/aliases.py b/Lib/encodings/aliases.py index c6f5aeb..8e82806 100644 --- a/Lib/encodings/aliases.py +++ b/Lib/encodings/aliases.py @@ -33,9 +33,9 @@ aliases = { 'us' : 'ascii', 'us_ascii' : 'ascii', - # base64_codec codec - 'base64' : 'base64_codec', - 'base_64' : 'base64_codec', + ## base64_codec codec + #'base64' : 'base64_codec', + #'base_64' : 'base64_codec', # big5 codec 'big5_tw' : 'big5', @@ -45,8 +45,8 @@ aliases = { 'big5_hkscs' : 'big5hkscs', 'hkscs' : 'big5hkscs', - # bz2_codec codec - 'bz2' : 'bz2_codec', + ## bz2_codec codec + #'bz2' : 'bz2_codec', # cp037 codec '037' : 'cp037', @@ -243,8 +243,8 @@ aliases = { 'cp936' : 'gbk', 'ms936' : 'gbk', - # hex_codec codec - 'hex' : 'hex_codec', + ## hex_codec codec + #'hex' : 'hex_codec', # hp_roman8 codec 'roman8' : 'hp_roman8', @@ -444,13 +444,13 @@ aliases = { 'cp154' : 'ptcp154', 'cyrillic-asian' : 'ptcp154', - # quopri_codec codec - 'quopri' : 'quopri_codec', - 'quoted_printable' : 'quopri_codec', - 'quotedprintable' : 'quopri_codec', + ## quopri_codec codec + #'quopri' : 'quopri_codec', + #'quoted_printable' : 'quopri_codec', + #'quotedprintable' : 'quopri_codec', - # rot_13 codec - 'rot13' : 'rot_13', + ## rot_13 codec + #'rot13' : 'rot_13', # shift_jis codec 'csshiftjis' : 'shift_jis', @@ -512,11 +512,11 @@ aliases = { 'utf8_ucs2' : 'utf_8', 'utf8_ucs4' : 'utf_8', - # uu_codec codec - 'uu' : 'uu_codec', + ## uu_codec codec + #'uu' : 'uu_codec', - # zlib_codec codec - 'zip' : 'zlib_codec', - 'zlib' : 'zlib_codec', + ## zlib_codec codec + #'zip' : 'zlib_codec', + #'zlib' : 'zlib_codec', } diff --git a/Lib/encodings/bz2_codec.py b/Lib/encodings/bz2_codec.py deleted file mode 100644 index 054b36b..0000000 --- a/Lib/encodings/bz2_codec.py +++ /dev/null @@ -1,102 +0,0 @@ -""" Python 'bz2_codec' Codec - bz2 compression encoding - - Unlike most of the other codecs which target Unicode, this codec - will return Python string objects for both encode and decode. - - Adapted by Raymond Hettinger from zlib_codec.py which was written - by Marc-Andre Lemburg (mal@lemburg.com). - -""" -import codecs -import bz2 # this codec needs the optional bz2 module ! - -### Codec APIs - -def bz2_encode(input,errors='strict'): - - """ Encodes the object input and returns a tuple (output - object, length consumed). - - errors defines the error handling to apply. It defaults to - 'strict' handling which is the only currently supported - error handling for this codec. - - """ - assert errors == 'strict' - output = bz2.compress(input) - return (output, len(input)) - -def bz2_decode(input,errors='strict'): - - """ Decodes the object input and returns a tuple (output - object, length consumed). - - input must be an object which provides the bf_getreadbuf - buffer slot. Python strings, buffer objects and memory - mapped files are examples of objects providing this slot. - - errors defines the error handling to apply. It defaults to - 'strict' handling which is the only currently supported - error handling for this codec. - - """ - assert errors == 'strict' - output = bz2.decompress(input) - return (output, len(input)) - -class Codec(codecs.Codec): - - def encode(self, input, errors='strict'): - return bz2_encode(input, errors) - def decode(self, input, errors='strict'): - return bz2_decode(input, errors) - -class IncrementalEncoder(codecs.IncrementalEncoder): - def __init__(self, errors='strict'): - assert errors == 'strict' - self.errors = errors - self.compressobj = bz2.BZ2Compressor() - - def encode(self, input, final=False): - if final: - c = self.compressobj.compress(input) - return c + self.compressobj.flush() - else: - return self.compressobj.compress(input) - - def reset(self): - self.compressobj = bz2.BZ2Compressor() - -class IncrementalDecoder(codecs.IncrementalDecoder): - def __init__(self, errors='strict'): - assert errors == 'strict' - self.errors = errors - self.decompressobj = bz2.BZ2Decompressor() - - def decode(self, input, final=False): - try: - return self.decompressobj.decompress(input) - except EOFError: - return '' - - def reset(self): - self.decompressobj = bz2.BZ2Decompressor() - -class StreamWriter(Codec,codecs.StreamWriter): - pass - -class StreamReader(Codec,codecs.StreamReader): - pass - -### encodings module API - -def getregentry(): - return codecs.CodecInfo( - name="bz2", - encode=bz2_encode, - decode=bz2_decode, - incrementalencoder=IncrementalEncoder, - incrementaldecoder=IncrementalDecoder, - streamwriter=StreamWriter, - streamreader=StreamReader, - ) |