[3.13] gh-125331: Allow the parser to activate future imports on the fly (GH-125482) (#131062)

gh-125331: Allow the parser to activate future imports on the fly (GH-125482)
(cherry picked from commit 3bd3e09588)

Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
This commit is contained in:
Miss Islington (bot) 2025-03-10 23:20:38 +01:00 committed by GitHub
parent 977af3a6a2
commit ebd2ed7ad8
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
6 changed files with 50 additions and 2 deletions

View file

@ -1685,3 +1685,18 @@ _PyPegen_concatenate_strings(Parser *p, asdl_expr_seq *strings,
assert(current_pos == n_elements);
return _PyAST_JoinedStr(values, lineno, col_offset, end_lineno, end_col_offset, p->arena);
}
stmt_ty
_PyPegen_checked_future_import(Parser *p, identifier module, asdl_alias_seq * names, int level,
int lineno, int col_offset, int end_lineno, int end_col_offset,
PyArena *arena) {
if (level == 0 && PyUnicode_CompareWithASCIIString(module, "__future__") == 0) {
for (Py_ssize_t i = 0; i < asdl_seq_LEN(names); i++) {
alias_ty alias = asdl_seq_GET(names, i);
if (PyUnicode_CompareWithASCIIString(alias->name, "barry_as_FLUFL") == 0) {
p->flags |= PyPARSE_BARRY_AS_BDFL;
}
}
}
return _PyAST_ImportFrom(module, names, level, lineno, col_offset, end_lineno, end_col_offset, arena);
}