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-rw-r--r--Lib/encodings/base64_codec.py65
1 files changed, 45 insertions, 20 deletions
diff --git a/Lib/encodings/base64_codec.py b/Lib/encodings/base64_codec.py
index 8e7703b..34ac555 100644
--- a/Lib/encodings/base64_codec.py
+++ b/Lib/encodings/base64_codec.py
@@ -1,44 +1,69 @@
-"""Python 'base64_codec' Codec - base64 content transfer encoding.
+""" Python 'base64_codec' Codec - base64 content transfer encoding
-This codec de/encodes from bytes to bytes.
+ 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).
-"""
+ Written by Marc-Andre Lemburg (mal@lemburg.com).
-import codecs
-import base64
+"""
+import codecs, base64
### Codec APIs
-def base64_encode(input, errors='strict'):
+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'
- return (base64.encodebytes(input), len(input))
+ output = base64.encodestring(input)
+ return (output, len(input))
-def base64_decode(input, errors='strict'):
+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'
- return (base64.decodebytes(input), len(input))
+ 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)
+
+ def encode(self, input,errors='strict'):
+ return base64_encode(input,errors)
+ def decode(self, input,errors='strict'):
+ return base64_decode(input,errors)
class IncrementalEncoder(codecs.IncrementalEncoder):
def encode(self, input, final=False):
assert self.errors == 'strict'
- return base64.encodebytes(input)
+ return base64.encodestring(input)
class IncrementalDecoder(codecs.IncrementalDecoder):
def decode(self, input, final=False):
assert self.errors == 'strict'
- return base64.decodebytes(input)
+ return base64.decodestring(input)
-class StreamWriter(Codec, codecs.StreamWriter):
- charbuffertype = bytes
+class StreamWriter(Codec,codecs.StreamWriter):
+ pass
-class StreamReader(Codec, codecs.StreamReader):
- charbuffertype = bytes
+class StreamReader(Codec,codecs.StreamReader):
+ pass
### encodings module API