"""
Code page 65001: Windows UTF-8 (CP_UTF8).
"""

import codecs
import functools

if not hasattr(codecs, 'code_page_encode'):
 raise LookupError("cp65001 encoding is only available on Windows")

### Codec APIs

encode = functools.partial(codecs.code_page_encode, 65001)
_decode = functools.partial(codecs.code_page_decode, 65001)

def decode(input, errors='strict'):
 return codecs.code_page_decode(65001, input, errors, True)

class IncrementalEncoder(codecs.IncrementalEncoder):
 def encode(self, input, final=False):
 return encode(input, self.errors)[0]

class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
 _buffer_decode = _decode

class StreamWriter(codecs.StreamWriter):
 encode = encode

class StreamReader(codecs.StreamReader):
 decode = _decode

### encodings module API

def getregentry():
 return codecs.CodecInfo(
 name='cp65001',
 encode=encode,
 decode=decode,
 incrementalencoder=IncrementalEncoder,
 incrementaldecoder=IncrementalDecoder,
 streamreader=StreamReader,
 streamwriter=StreamWriter,
 )