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authorRaymond Hettinger <python@rcn.com>2003-12-01 13:26:46 (GMT)
committerRaymond Hettinger <python@rcn.com>2003-12-01 13:26:46 (GMT)
commit0ad142aba05d0ecbbc42117e43cf98201b2cabc9 (patch)
tree4112aa7a147c3d4eb47e45f6b0ae76bdf148209a
parent166958b5df50fca05cb24be0152737edf575dbb9 (diff)
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Revert previous change. MAL preferred the old version.
-rw-r--r--Lib/encodings/bz2_codec.py45
1 files changed, 41 insertions, 4 deletions
diff --git a/Lib/encodings/bz2_codec.py b/Lib/encodings/bz2_codec.py
index 22b32e2..870474c 100644
--- a/Lib/encodings/bz2_codec.py
+++ b/Lib/encodings/bz2_codec.py
@@ -8,20 +8,57 @@
"""
import codecs
-import bz2
+import bz2 # this codec needs the optional bz2 module !
-def encode(input, errors='strict'):
+### 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 decode(input, errors='strict'):
+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 StreamWriter(Codec,codecs.StreamWriter):
+ pass
+
+class StreamReader(Codec,codecs.StreamReader):
+ pass
+
### encodings module API
def getregentry():
- return (encode, decode, codecs.StreamReader, codecs.StreamWriter)
+ return (bz2_encode,bz2_decode,StreamReader,StreamWriter)