Patch #1436130: codecs.lookup() now returns a CodecInfo object (a subclass

of tuple) that provides incremental decoders and encoders (a way to use
stateful codecs without the stream API). Functions
codecs.getincrementaldecoder() and codecs.getincrementalencoder() have
been added.

1 files changed, 18 insertions, 2 deletions

diff --git a/Lib/encodings/uu_codec.py b/Lib/encodings/uu_codec.py
index a70ff9e8ef..0877fe1ab0 100644
--- a/Lib/encodings/uu_codec.py
+++ b/Lib/encodings/uu_codec.py
@@ -96,9 +96,18 @@ class Codec(codecs.Codec):
 
     def encode(self,input,errors='strict'):
         return uu_encode(input,errors)
+
     def decode(self,input,errors='strict'):
         return uu_decode(input,errors)
 
+class IncrementalEncoder(codecs.IncrementalEncoder):
+    def encode(self, input, final=False):
+        return uu_encode(input, errors)[0]
+
+class IncrementalDecoder(codecs.IncrementalDecoder):
+    def decode(self, input, final=False):
+        return uu_decode(input, errors)[0]
+
 class StreamWriter(Codec,codecs.StreamWriter):
     pass
 
@@ -108,5 +117,12 @@ class StreamReader(Codec,codecs.StreamReader):
 ### encodings module API
 
 def getregentry():
-
-    return (uu_encode,uu_decode,StreamReader,StreamWriter)
+    return codecs.CodecInfo(
+        name='uu',
+        encode=uu_encode,
+        decode=uu_decode,
+        incrementalencoder=IncrementalEncoder,
+        incrementaldecoder=IncrementalDecoder,
+        streamreader=StreamReader,
+        streamwriter=StreamWriter,
+    )