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1#!/usr/bin/env python3
2# Copyright (c) Facebook, Inc. and its affiliates. (http://www.facebook.com)
3# WARNING: This is a temporary copy of code from the cpython library to
4# facilitate bringup. Please file a task for anything you change!
5# flake8: noqa
6# fmt: off
7""" Python 'ascii' Codec
8
9
10Written by Marc-Andre Lemburg (mal@lemburg.com).
11
12(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
13
14"""
15import codecs
16
17
18### Codec APIs
19
20class Codec(codecs.Codec):
21
22 # Note: Binding these as C functions will result in the class not
23 # converting them to methods. This is intended.
24 # TODO(T54587721): Revert change once we can bind builtins as static methods
25 # encode = codecs.ascii_encode
26 # decode = codecs.ascii_decode
27 encode = staticmethod(codecs.ascii_encode)
28 decode = staticmethod(codecs.ascii_decode)
29
30class IncrementalEncoder(codecs.IncrementalEncoder):
31 def encode(self, input, final=False):
32 return codecs.ascii_encode(input, self.errors)[0]
33
34class IncrementalDecoder(codecs.IncrementalDecoder):
35 def decode(self, input, final=False):
36 return codecs.ascii_decode(input, self.errors)[0]
37
38class StreamWriter(Codec,codecs.StreamWriter):
39 pass
40
41class StreamReader(Codec,codecs.StreamReader):
42 pass
43
44class StreamConverter(StreamWriter,StreamReader):
45
46 encode = codecs.ascii_decode
47 decode = codecs.ascii_encode
48
49### encodings module API
50
51def getregentry():
52 return codecs.CodecInfo(
53 name='ascii',
54 encode=Codec.encode,
55 decode=Codec.decode,
56 incrementalencoder=IncrementalEncoder,
57 incrementaldecoder=IncrementalDecoder,
58 streamwriter=StreamWriter,
59 streamreader=StreamReader,
60 )