Lysandros Nikolaou <lisandros...@gmail.com> added the comment:
I'm guessing that some parts of the conversion code were only there to
circumvent issues in displaying the error messages that weren't pegen's fault.
These were fixed by Guido in GH-20072, so I think we can delete some of them.
For example, this patch works just fine for me.
diff --git a/Parser/pegen.c b/Parser/pegen.c
index e29910bf86..2c348178fb 100644
--- a/Parser/pegen.c
+++ b/Parser/pegen.c
@@ -150,10 +150,6 @@ byte_offset_to_character_offset(PyObject *line, int
col_offset)
return 0;
}
Py_ssize_t size = PyUnicode_GET_LENGTH(text);
- str = PyUnicode_AsUTF8(text);
- if (str != NULL && (int)strlen(str) == col_offset) {
- size = strlen(str);
- }
Py_DECREF(text);
return size;
}
@@ -400,9 +396,6 @@ _PyPegen_raise_error_known_location(Parser *p, PyObject
*errtype,
if (!error_line) {
Py_ssize_t size = p->tok->inp - p->tok->buf;
- if (size && p->tok->buf[size-1] == '\n') {
- size--;
- }
error_line = PyUnicode_DecodeUTF8(p->tok->buf, size, "replace");
if (!error_line) {
goto error;
----------
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<https://bugs.python.org/issue40958>
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