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[3.10] bpo-46004: Fix error location for loops with invalid targets (GH-29959). (GH-29961)

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(cherry picked from commit 1c7a1c3be0)

Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
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Pablo Galindo Salgado 2021-12-07 15:23:33 +00:00 • committed by GitHub
parent f78c229b4e
commit c521412003
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3 changed files with 5 additions and 1 deletions
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1
Lib/test/test_exceptions.py
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@ -234,6 +234,7 @@ class ExceptionTests(unittest.TestCase):
check("ages = {'Alice'=22, 'Bob'=23}", 1, 16)
check('match ...:\n case {**rest, "key": value}:\n ...', 2, 19)
check("[a b c d e f]", 1, 2)
check("for x yfff:", 1, 7)
# Errors thrown by compile.c
check('class foo:return 1', 1, 11)

2
Misc/NEWS.d/next/Core and Builtins/2021-12-07-11-24-24.bpo-46004.TTEU1p.rst Normal file
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@ -0,0 +1,2 @@
Fix the :exc:`SyntaxError` location for errors involving for loops with
invalid targets. Patch by Pablo Galindo

3
Parser/pegen.h
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@ -321,8 +321,9 @@ _RAISE_SYNTAX_ERROR_INVALID_TARGET(Parser *p, TARGETS_TYPE type, void *e)
msg,
_PyPegen_get_expr_name(invalid_target)
);
return RAISE_SYNTAX_ERROR_KNOWN_LOCATION(invalid_target, "invalid syntax");
}
return RAISE_SYNTAX_ERROR("invalid syntax");
return NULL;
}
void *_PyPegen_arguments_parsing_error(Parser *, expr_ty);