8000 gh-126469: remove unnecessary error-checking branch in `lexer.c` (#12… · python/cpython@c810ed7 · GitHub
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gh-126469: remove unnecessary error-checking branch in lexer.c (#126473)
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Parser/lexer/lexer.c

Lines changed: 1 addition & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -329,11 +329,7 @@ verify_identifier(struct tok_state *tok)
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return 0;
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}
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Py_ssize_t invalid = _PyUnicode_ScanIdentifier(s);
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if (invalid < 0) {
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Py_DECREF(s);
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tok->done = E_ERROR;
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return 0;
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}
332+
assert(invalid >= 0);
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assert(PyUnicode_GET_LENGTH(s) > 0);
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if (invalid < PyUnicode_GET_LENGTH(s)) {
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Py_UCS4 ch = PyUnicode_READ_CHAR(s, invalid);

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