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Issue 28128: Print out better error/warning messages for invalid string escapes. Backport to 3.6.

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This commit is contained in:
Eric V. Smith 2016-10-31 14:46:26 -04:00
parent 7f0514ad54
commit 5646648678
8 changed files with 173 additions and 22 deletions
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11
Include/unicodeobject.h
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@ -1486,6 +1486,17 @@ PyAPI_FUNC(PyObject*) PyUnicode_DecodeUnicodeEscape(
const char *errors /* error handling */
);
/* Helper for PyUnicode_DecodeUnicodeEscape that detects invalid escape
chars. */
PyAPI_FUNC(PyObject*) _PyUnicode_DecodeUnicodeEscape(
const char *string, /* Unicode-Escape encoded string */
Py_ssize_t length, /* size of string */
const char *errors, /* error handling */
const char **first_invalid_escape /* on return, points to first
invalid escaped char in
string. */
);
PyAPI_FUNC(PyObject*) PyUnicode_AsUnicodeEscapeString(
PyObject *unicode /* Unicode object */
);