bpo-36398: Fix a possible crash in structseq_repr()#12492
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serhiy-storchaka merged 1 commit intopython:masterfrom Mar 22, 2019
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If the first PyUnicode_DecodeUTF8() call fails in structseq_repr(), _PyUnicodeWriter_Dealloc() will be called on an uninitialized _PyUnicodeWriter.
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If the first PyUnicode_DecodeUTF8() call fails in structseq_repr(),
_PyUnicodeWriter_Dealloc() will be called on an uninitialized
_PyUnicodeWriter.
https://bugs.python.org/issue36398