extmod/vfs: Allow "buffering" and "encoding" args to VFS's open().

These args are currently ignored but are parsed to make it easier to
write portable scripts between CPython and MicroPython.
This commit is contained in:
Damien George 2017-06-07 15:29:53 +10:00
parent f6ef8e3f17
commit 7ecfbb8267
1 changed files with 3 additions and 0 deletions

View File

@ -228,11 +228,14 @@ mp_obj_t mp_vfs_umount(mp_obj_t mnt_in) {
}
MP_DEFINE_CONST_FUN_OBJ_1(mp_vfs_umount_obj, mp_vfs_umount);
// Note: buffering and encoding args are currently ignored
mp_obj_t mp_vfs_open(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_file, ARG_mode, ARG_encoding };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_file, MP_ARG_OBJ | MP_ARG_REQUIRED, {.u_rom_obj = MP_ROM_PTR(&mp_const_none_obj)} },
{ MP_QSTR_mode, MP_ARG_OBJ, {.u_rom_obj = MP_ROM_QSTR(MP_QSTR_r)} },
{ MP_QSTR_buffering, MP_ARG_INT, {.u_int = -1} },
{ MP_QSTR_encoding, MP_ARG_OBJ, {.u_rom_obj = MP_ROM_PTR(&mp_const_none_obj)} },
};
// parse args