Commit a8d404e0 authored by Damien George's avatar Damien George
Browse files

Merge branch 'master' of github.com:micropython/micropython

parents 099a9cb5 2aa217b9
......@@ -57,8 +57,26 @@ STATIC mp_obj_t mp_builtin_eval(mp_obj_t o_in) {
MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_eval_obj, mp_builtin_eval);
STATIC mp_obj_t mp_builtin_exec(mp_obj_t o_in) {
return parse_compile_execute(o_in, MP_PARSE_FILE_INPUT);
STATIC mp_obj_t mp_builtin_exec(uint n_args, const mp_obj_t *args) {
// Unconditional getting/setting assumes that these operations
// are cheap, which is the case when this comment was written.
mp_map_t *old_globals = rt_globals_get();
mp_map_t *old_locals = rt_locals_get();
if (n_args > 1) {
mp_obj_t globals = args[1];
mp_obj_t locals;
if (n_args > 2) {
locals = args[2];
} else {
locals = globals;
}
rt_globals_set(mp_obj_dict_get_map(globals));
rt_locals_set(mp_obj_dict_get_map(locals));
}
mp_obj_t res = parse_compile_execute(args[0], MP_PARSE_FILE_INPUT);
rt_globals_set(old_globals);
rt_locals_set(old_locals);
return res;
}
MP_DEFINE_CONST_FUN_OBJ_1(mp_builtin_exec_obj, mp_builtin_exec);
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_builtin_exec_obj, 1, 3, mp_builtin_exec);
print(exec("def foo(): return 42"))
print(foo())
d = {}
exec("def bar(): return 84", d)
print(d["bar"]())
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