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gh-130080: implement PEP 765 (#130087)

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Irit Katriel 2025-03-17 20:48:54 +00:00 • committed by GitHub
parent 468a7aaeb4
commit ffc2f1dd1c
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14 changed files with 426 additions and 109 deletions
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54
Python/bltinmodule.c
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@ -833,45 +833,35 @@ builtin_compile_impl(PyObject *module, PyObject *source, PyObject *filename,
if (is_ast == -1)
goto error;
if (is_ast) {
if ((flags & PyCF_OPTIMIZED_AST) == PyCF_ONLY_AST) {
if (PyAst_CheckMode(source, compile_mode) < 0) {
PyArena *arena = _PyArena_New();
if (arena == NULL) {
goto error;
}
if (flags & PyCF_ONLY_AST) {
mod_ty mod = PyAST_obj2mod(source, arena, compile_mode);
if (mod == NULL || !_PyAST_Validate(mod)) {
_PyArena_Free(arena);
goto error;
}
// return an un-optimized AST
result = Py_NewRef(source);
int syntax_check_only = ((flags & PyCF_OPTIMIZED_AST) == PyCF_ONLY_AST); /* unoptiomized AST */
if (_PyCompile_AstOptimize(mod, filename, &cf, optimize,
arena, syntax_check_only) < 0) {
_PyArena_Free(arena);
goto error;
}
result = PyAST_mod2obj(mod);
}
else {
// Return an optimized AST or code object
PyArena *arena = _PyArena_New();
if (arena == NULL) {
mod_ty mod = PyAST_obj2mod(source, arena, compile_mode);
if (mod == NULL || !_PyAST_Validate(mod)) {
_PyArena_Free(arena);
goto error;
}
if (flags & PyCF_ONLY_AST) {
mod_ty mod = PyAST_obj2mod(source, arena, compile_mode);
if (mod == NULL || !_PyAST_Validate(mod)) {
_PyArena_Free(arena);
goto error;
}
if (_PyCompile_AstOptimize(mod, filename, &cf, optimize,
arena) < 0) {
_PyArena_Free(arena);
goto error;
}
result = PyAST_mod2obj(mod);
}
else {
mod_ty mod = PyAST_obj2mod(source, arena, compile_mode);
if (mod == NULL || !_PyAST_Validate(mod)) {
_PyArena_Free(arena);
goto error;
}
result = (PyObject*)_PyAST_Compile(mod, filename,
&cf, optimize, arena);
}
_PyArena_Free(arena);
result = (PyObject*)_PyAST_Compile(mod, filename,
&cf, optimize, arena);
}
_PyArena_Free(arena);
goto finally;
}