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v0.8.1
v0.8.1
https://github.com/python/cpython
Tip revision: 8b1ab69fea05dfd07ddd2d6af9c9b0c26c61b5dd authored by cvs2svn on 02 October 2003, 12:50:18 UTC
This commit was manufactured by cvs2svn to create tag 'r232'.
This commit was manufactured by cvs2svn to create tag 'r232'.
Tip revision: 8b1ab69
base64_codec.py
""" Python 'base64_codec' Codec - base64 content transfer encoding
Unlike most of the other codecs which target Unicode, this codec
will return Python string objects for both encode and decode.
Written by Marc-Andre Lemburg (mal@lemburg.com).
"""
import codecs, base64
### Codec APIs
def base64_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 = base64.encodestring(input)
return (output, len(input))
def base64_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 = base64.decodestring(input)
return (output, len(input))
class Codec(codecs.Codec):
def encode(self, input,errors='strict'):
return base64_encode(input,errors)
def decode(self, input,errors='strict'):
return base64_decode(input,errors)
class StreamWriter(Codec,codecs.StreamWriter):
pass
class StreamReader(Codec,codecs.StreamReader):
pass
### encodings module API
def getregentry():
return (base64_encode,base64_decode,StreamReader,StreamWriter)