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bpo-45461: Fix IncrementalDecoder and StreamReader in the "unicode-escape" codec (GH-28939)

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They support now splitting escape sequences between input chunks.

Add the third parameter "final" in codecs.unicode_escape_decode().
It is True by default to match the former behavior.
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Serhiy Storchaka 2021-10-14 13:17:00 +03:00 • committed by GitHub
parent e71662c1ae
commit c96d1546b1
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8 changed files with 123 additions and 34 deletions
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2
Parser/string_parser.c
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@ -115,7 +115,7 @@ decode_unicode_with_escapes(Parser *parser, const char *s, size_t len, Token *t)
s = buf;
const char *first_invalid_escape;
v = _PyUnicode_DecodeUnicodeEscape(s, len, NULL, &first_invalid_escape);
v = _PyUnicode_DecodeUnicodeEscapeInternal(s, len, NULL, NULL, &first_invalid_escape);
if (v != NULL && first_invalid_escape != NULL) {
if (warn_invalid_escape_sequence(parser, *first_invalid_escape, t) < 0) {