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kernels: Remove use of icu::UnicodeStringAppendable #1402

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kernels: Remove use of icu::UnicodeStringAppendable #1402

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4 changes: 1 addition & 3 deletions tensorflow_text/core/kernels/whitespace_tokenizer_config_builder.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,6 @@
#include <iterator>
#include <string>

#include "icu4c/source/common/unicode/appendable.h"
#include "icu4c/source/common/unicode/bytestream.h"
#include "icu4c/source/common/unicode/edits.h"
#include "icu4c/source/common/unicode/normalizer2.h"
Expand All @@ -40,11 +39,10 @@ namespace text {

std::string BuildWhitespaceString() {
icu::UnicodeString unicode_string;
icu::UnicodeStringAppendable appendable_unicode_string(unicode_string);
// The maximum codepoint in Unicode is 0x0010FFFF.
for (UChar32 cp = 0; cp <= 0x0010FFFF; ++cp) {
if (U_IS_UNICODE_CHAR(cp) && u_isUWhiteSpace(cp)) {
appendable_unicode_string.appendCodePoint(cp);
unicode_string.append(cp);
}
}
std::string str;
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