vbatts/llama.cpp
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unicode : first try custom implementations

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This commit is contained in:
Georgi Gerganov 2024-04-26 15:09:07 +03:00
parent e8c206be61
commit e9891769ff
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1 changed files with 3 additions and 9 deletions
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12
unicode.cpp
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@ -203,14 +203,8 @@ static inline std::wstring unicode_wstring_from_utf8(const std::string & s) {
}
static inline std::string unicode_wstring_to_utf8(const std::wstring & ws) {
#if defined(_WIN32)
// code to convert from utf32/utf16 to utf8
std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>, wchar_t> converter;
return converter.to_bytes(ws);
#else
std::wstring_convert<std::codecvt_utf8<wchar_t>> conv;
return conv.to_bytes(ws);
#endif
}
static std::vector<std::string> unicode_byte_encoding_process(const std::vector<std::string> & bpe_words) {
@ -503,11 +497,11 @@ std::vector<std::string> unicode_regex_split(const std::string & text, const std
std::vector<size_t> bpe_offsets = {wtext.size()};
for (auto & regex_expr : regex_exprs) {
if (unicode_regex_equivalent_wregex_exists(regex_expr)) {
if (unicode_regex_with_custom_preprocessor_exists(regex_expr)) {
bpe_offsets = unicode_regex_custom_preprocess(regex_expr, wtext, bpe_offsets);
} else if (unicode_regex_equivalent_wregex_exists(regex_expr)) {
const std::wstring & wregex_expr = unicode_regex_equivalent_wregex.at(regex_expr);
bpe_offsets = unicode_regex_preprocess(wtext, bpe_offsets, wregex_expr);
} else if (unicode_regex_with_custom_preprocessor_exists(regex_expr)) {
bpe_offsets = unicode_regex_custom_preprocess(regex_expr, wtext, bpe_offsets);
} else {
throw std::runtime_error("Unicode regex is not found");
}