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gh-99606: Make code generated for an empty f-string identical to that of a normal empty string (#112407)

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Irit Katriel 2023-11-26 17:13:57 +00:00 • committed by GitHub
parent 418d585feb
commit fb202af447
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3 changed files with 18 additions and 2 deletions
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8
Python/compile.c
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@ -5042,8 +5042,12 @@ compiler_joined_str(struct compiler *c, expr_ty e)
}
else {
VISIT_SEQ(c, expr, e->v.JoinedStr.values);
if (asdl_seq_LEN(e->v.JoinedStr.values) != 1) {
ADDOP_I(c, loc, BUILD_STRING, asdl_seq_LEN(e->v.JoinedStr.values));
if (value_count > 1) {
ADDOP_I(c, loc, BUILD_STRING, value_count);
}
else if (value_count == 0) {
_Py_DECLARE_STR(empty, "");
ADDOP_LOAD_CONST_NEW(c, loc, Py_NewRef(&_Py_STR(empty)));
}
}
return SUCCESS;