[3.9] bpo-40614: Respect feature version for f-string debug expressions (GH-20196) (GH-20464)

Co-authored-by: Lysandros Nikolaou <lisandrosnik@gmail.com>
Co-authored-by: Pablo Galindo <pablogsal@gmail.com>
(cherry picked from commit c116c94)

Co-authored-by: Shantanu <hauntsaninja@users.noreply.github.com>
This commit is contained in:
Pablo Galindo 2020-05-27 22:01:11 +01:00 committed by GitHub
parent 3a2667d91e
commit 9b83829e7d
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4 changed files with 17 additions and 0 deletions

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@ -5069,6 +5069,12 @@ fstring_find_expr(const char **str, const char *end, int raw, int recurse_lvl,
/* Check for =, which puts the text value of the expression in
expr_text. */
if (**str == '=') {
if (c->c_feature_version < 8) {
ast_error(c, n,
"f-string: self documenting expressions are "
"only supported in Python 3.8 and greater");
goto error;
}
*str += 1;
/* Skip over ASCII whitespace. No need to test for end of string