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comparison CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/lib/python3.8/encodings/hex_codec.py @ 69:33d812a61356

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planemo upload commit 2e9511a184a1ca667c7be0c6321a36dc4e3d116d
author jpayne
date Tue, 18 Mar 2025 17:55:14 -0400
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67:0e9998148a16 69:33d812a61356
1 """Python 'hex_codec' Codec - 2-digit hex content transfer encoding.
2
3 This codec de/encodes from bytes to bytes.
4
5 Written by Marc-Andre Lemburg (mal@lemburg.com).
6 """
7
8 import codecs
9 import binascii
10
11 ### Codec APIs
12
13 def hex_encode(input, errors='strict'):
14 assert errors == 'strict'
15 return (binascii.b2a_hex(input), len(input))
16
17 def hex_decode(input, errors='strict'):
18 assert errors == 'strict'
19 return (binascii.a2b_hex(input), len(input))
20
21 class Codec(codecs.Codec):
22 def encode(self, input, errors='strict'):
23 return hex_encode(input, errors)
24 def decode(self, input, errors='strict'):
25 return hex_decode(input, errors)
26
27 class IncrementalEncoder(codecs.IncrementalEncoder):
28 def encode(self, input, final=False):
29 assert self.errors == 'strict'
30 return binascii.b2a_hex(input)
31
32 class IncrementalDecoder(codecs.IncrementalDecoder):
33 def decode(self, input, final=False):
34 assert self.errors == 'strict'
35 return binascii.a2b_hex(input)
36
37 class StreamWriter(Codec, codecs.StreamWriter):
38 charbuffertype = bytes
39
40 class StreamReader(Codec, codecs.StreamReader):
41 charbuffertype = bytes
42
43 ### encodings module API
44
45 def getregentry():
46 return codecs.CodecInfo(
47 name='hex',
48 encode=hex_encode,
49 decode=hex_decode,
50 incrementalencoder=IncrementalEncoder,
51 incrementaldecoder=IncrementalDecoder,
52 streamwriter=StreamWriter,
53 streamreader=StreamReader,
54 _is_text_encoding=False,
55 )