1 files changed, 16 insertions, 19 deletions
diff --git a/Lib/encodings/mbcs.py b/Lib/encodings/mbcs.py
index ff77fde..baf46cb 100644
--- a/Lib/encodings/mbcs.py
+++ b/Lib/encodings/mbcs.py
@@ -7,42 +7,39 @@ which was written by Marc-Andre Lemburg (mal@lemburg.com).
 (c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
 
 """
+# Import them explicitly to cause an ImportError
+# on non-Windows systems
+from codecs import mbcs_encode, mbcs_decode
+# for IncrementalDecoder, IncrementalEncoder, ...
 import codecs
 
 ### Codec APIs
 
-class Codec(codecs.Codec):
+encode = mbcs_encode
 
-    # Note: Binding these as C functions will result in the class not
-    # converting them to methods. This is intended.
-    encode = codecs.mbcs_encode
-    decode = codecs.mbcs_decode
+def decode(input, errors='strict'):
+    return mbcs_decode(input, errors, True)
 
 class IncrementalEncoder(codecs.IncrementalEncoder):
     def encode(self, input, final=False):
-        return codecs.mbcs_encode(input,self.errors)[0]
+        return mbcs_encode(input, self.errors)[0]
 
-class IncrementalDecoder(codecs.IncrementalDecoder):
-    def decode(self, input, final=False):
-        return codecs.mbcs_decode(input,self.errors)[0]
-class StreamWriter(Codec,codecs.StreamWriter):
-    pass
+class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
+    _buffer_decode = mbcs_decode
 
-class StreamReader(Codec,codecs.StreamReader):
-    pass
+class StreamWriter(codecs.StreamWriter):
+    encode = mbcs_encode
 
-class StreamConverter(StreamWriter,StreamReader):
-
-    encode = codecs.mbcs_decode
-    decode = codecs.mbcs_encode
+class StreamReader(codecs.StreamReader):
+    decode = mbcs_decode
 
 ### encodings module API
 
 def getregentry():
     return codecs.CodecInfo(
         name='mbcs',
-        encode=Codec.encode,
-        decode=Codec.decode,
+        encode=encode,
+        decode=decode,
         incrementalencoder=IncrementalEncoder,
         incrementaldecoder=IncrementalDecoder,
         streamreader=StreamReader,