Staging
v0.8.1
Revision 1d16229f3f5b91f2389c7c5c6425c5524c413651 authored by Miss Islington (bot) on 04 August 2020, 01:00:29 UTC, committed by GitHub on 04 August 2020, 01:00:29 UTC

On Windows, fix asyncio recv_into() return value when the socket/pipe
is closed (BrokenPipeError): return 0 rather than an empty byte
string (b'').
(cherry picked from commit 602a971a2af3a685d625c912c400cadd452718b1)

Co-authored-by: Victor Stinner <vstinner@python.org>
1 parent b6724be
Raw File
charmap.py
""" Generic Python Character Mapping Codec.

    Use this codec directly rather than through the automatic
    conversion mechanisms supplied by unicode() and .encode().


Written by Marc-Andre Lemburg (mal@lemburg.com).

(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.

"""#"

import codecs

### Codec APIs

class Codec(codecs.Codec):

    # Note: Binding these as C functions will result in the class not
    # converting them to methods. This is intended.
    encode = codecs.charmap_encode
    decode = codecs.charmap_decode

class IncrementalEncoder(codecs.IncrementalEncoder):
    def __init__(self, errors='strict', mapping=None):
        codecs.IncrementalEncoder.__init__(self, errors)
        self.mapping = mapping

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

class IncrementalDecoder(codecs.IncrementalDecoder):
    def __init__(self, errors='strict', mapping=None):
        codecs.IncrementalDecoder.__init__(self, errors)
        self.mapping = mapping

    def decode(self, input, final=False):
        return codecs.charmap_decode(input, self.errors, self.mapping)[0]

class StreamWriter(Codec,codecs.StreamWriter):

    def __init__(self,stream,errors='strict',mapping=None):
        codecs.StreamWriter.__init__(self,stream,errors)
        self.mapping = mapping

    def encode(self,input,errors='strict'):
        return Codec.encode(input,errors,self.mapping)

class StreamReader(Codec,codecs.StreamReader):

    def __init__(self,stream,errors='strict',mapping=None):
        codecs.StreamReader.__init__(self,stream,errors)
        self.mapping = mapping

    def decode(self,input,errors='strict'):
        return Codec.decode(input,errors,self.mapping)

### encodings module API

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