| 1 | n/a | """ Test Codecs (used by test_charmapcodec) |
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| 2 | n/a | |
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| 3 | n/a | Written by Marc-Andre Lemburg (mal@lemburg.com). |
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| 4 | n/a | |
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| 5 | n/a | (c) Copyright 2000 Guido van Rossum. |
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| 6 | n/a | |
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| 7 | n/a | """#" |
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| 8 | n/a | import codecs |
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| 9 | n/a | |
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| 10 | n/a | ### Codec APIs |
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| 11 | n/a | |
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| 12 | n/a | class Codec(codecs.Codec): |
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| 13 | n/a | |
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| 14 | n/a | def encode(self,input,errors='strict'): |
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| 15 | n/a | |
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| 16 | n/a | return codecs.charmap_encode(input,errors,encoding_map) |
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| 17 | n/a | |
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| 18 | n/a | def decode(self,input,errors='strict'): |
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| 19 | n/a | |
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| 20 | n/a | return codecs.charmap_decode(input,errors,decoding_map) |
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| 21 | n/a | |
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| 22 | n/a | class StreamWriter(Codec,codecs.StreamWriter): |
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| 23 | n/a | pass |
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| 24 | n/a | |
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| 25 | n/a | class StreamReader(Codec,codecs.StreamReader): |
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| 26 | n/a | pass |
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| 27 | n/a | |
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| 28 | n/a | ### encodings module API |
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| 29 | n/a | |
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| 30 | n/a | def getregentry(): |
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| 31 | n/a | |
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| 32 | n/a | return (Codec().encode,Codec().decode,StreamReader,StreamWriter) |
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| 33 | n/a | |
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| 34 | n/a | ### Decoding Map |
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| 35 | n/a | |
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| 36 | n/a | decoding_map = codecs.make_identity_dict(range(256)) |
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| 37 | n/a | decoding_map.update({ |
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| 38 | n/a | 0x78: "abc", # 1-n decoding mapping |
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| 39 | n/a | b"abc": 0x0078,# 1-n encoding mapping |
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| 40 | n/a | 0x01: None, # decoding mapping to <undefined> |
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| 41 | n/a | 0x79: "", # decoding mapping to <remove character> |
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| 42 | n/a | }) |
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| 43 | n/a | |
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| 44 | n/a | ### Encoding Map |
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| 45 | n/a | |
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| 46 | n/a | encoding_map = {} |
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| 47 | n/a | for k,v in decoding_map.items(): |
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| 48 | n/a | encoding_map[v] = k |
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